Add latest changes from gitlab-org/gitlab@master

3 files changed, 840 insertions, 840 deletions

diff --git a/glfm_specification/output_example_snapshots/html.yml b/glfm_specification/output_example_snapshots/html.yml
index a16ee2e7200..69cff67d27d 100644
--- a/glfm_specification/output_example_snapshots/html.yml
+++ b/glfm_specification/output_example_snapshots/html.yml
@@ -2,22 +2,22 @@
 02_01_00__preliminaries__tabs__001:
   canonical: "<pre><code>foo\tbaz\t\tbim\n</code></pre>\n"
   static: "<div class=\"gl-relative markdown-code-block js-markdown-code\">\n<pre
-    data-sourcepos=\"1:2-1:13\" lang=\"plaintext\" class=\"code highlight js-syntax-highlight
-    language-plaintext\" data-canonical-lang=\"\" v-pre=\"true\"><code><span id=\"LC1\"
+    data-sourcepos=\"1:2-1:13\" class=\"code highlight js-syntax-highlight language-plaintext\"
+    lang=\"plaintext\" data-canonical-lang=\"\" v-pre=\"true\"><code><span id=\"LC1\"
     class=\"line\" lang=\"plaintext\">foo\tbaz\t\tbim</span></code></pre>\n<copy-code></copy-code>\n</div>"
   wysiwyg: "<pre class=\"content-editor-code-block undefined code highlight\"><code>foo\tbaz\t\tbim</code></pre>"
 02_01_00__preliminaries__tabs__002:
   canonical: "<pre><code>foo\tbaz\t\tbim\n</code></pre>\n"
   static: "<div class=\"gl-relative markdown-code-block js-markdown-code\">\n<pre
-    data-sourcepos=\"1:4-1:15\" lang=\"plaintext\" class=\"code highlight js-syntax-highlight
-    language-plaintext\" data-canonical-lang=\"\" v-pre=\"true\"><code><span id=\"LC1\"
+    data-sourcepos=\"1:4-1:15\" class=\"code highlight js-syntax-highlight language-plaintext\"
+    lang=\"plaintext\" data-canonical-lang=\"\" v-pre=\"true\"><code><span id=\"LC1\"
     class=\"line\" lang=\"plaintext\">foo\tbaz\t\tbim</span></code></pre>\n<copy-code></copy-code>\n</div>"
   wysiwyg: "<pre class=\"content-editor-code-block undefined code highlight\"><code>foo\tbaz\t\tbim</code></pre>"
 02_01_00__preliminaries__tabs__003:
   canonical: "<pre><code>a\ta\nὐ\ta\n</code></pre>\n"
   static: "<div class=\"gl-relative markdown-code-block js-markdown-code\">\n<pre
-    data-sourcepos=\"1:5-2:9\" lang=\"plaintext\" class=\"code highlight js-syntax-highlight
-    language-plaintext\" data-canonical-lang=\"\" v-pre=\"true\"><code><span id=\"LC1\"
+    data-sourcepos=\"1:5-2:9\" class=\"code highlight js-syntax-highlight language-plaintext\"
+    lang=\"plaintext\" data-canonical-lang=\"\" v-pre=\"true\"><code><span id=\"LC1\"
     class=\"line\" lang=\"plaintext\">a\ta</span>\n<span id=\"LC2\" class=\"line\"
     lang=\"plaintext\">ὐ\ta</span></code></pre>\n<copy-code></copy-code>\n</div>"
   wysiwyg: "<pre class=\"content-editor-code-block undefined code highlight\"><code>a\ta\nὐ\ta</code></pre>"
@@ -52,7 +52,7 @@
     <li data-sourcepos="1:1-3:5">
     <p data-sourcepos="1:3-1:5">foo</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:2-3:5" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  bar</span></code></pre>
+    <pre data-sourcepos="3:2-3:5" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  bar</span></code></pre>
     <copy-code></copy-code>
     </div>
     </li>
@@ -68,7 +68,7 @@
   static: |-
     <blockquote data-sourcepos="1:1-1:6" dir="auto">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:3-1:6" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  foo</span></code></pre>
+    <pre data-sourcepos="1:3-1:6" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  foo</span></code></pre>
     <copy-code></copy-code>
     </div>
     </blockquote>
@@ -86,7 +86,7 @@
     <ul data-sourcepos="1:1-1:6" dir="auto">
     <li data-sourcepos="1:1-1:6">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:3-1:6" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  foo</span></code></pre>
+    <pre data-sourcepos="1:3-1:6" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  foo</span></code></pre>
     <copy-code></copy-code>
     </div>
     </li>
@@ -100,7 +100,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-2:4" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
+    <pre data-sourcepos="1:5-2:4" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
     <span id="LC2" class="line" lang="plaintext">bar</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -221,7 +221,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-1:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***</span></code></pre>
+    <pre data-sourcepos="1:5-1:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -464,7 +464,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-1:9" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo</span></code></pre>
+    <pre data-sourcepos="1:5-1:9" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -661,7 +661,7 @@
     <hr />
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-4:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+    <pre data-sourcepos="1:5-4:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
     <span id="LC2" class="line" lang="plaintext">---</span>
     <span id="LC3" class="line" lang="plaintext"></span>
     <span id="LC4" class="line" lang="plaintext">Foo</span></code></pre>
@@ -806,7 +806,7 @@
     <p>Baz</p>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:3" lang="yaml" class="code highlight js-syntax-highlight language-yaml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="yaml"><span class="s">Foo</span></span></code></pre>
+    <pre data-sourcepos="1:1-3:3" class="code highlight js-syntax-highlight language-yaml" lang="yaml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="yaml"><span class="s">Foo</span></span></code></pre>
     <copy-code></copy-code>
     </div>
     <h2 data-sourcepos="4:1-6:3" dir="auto">
@@ -829,7 +829,7 @@
     <hr />
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-2:3" lang="yaml" class="code highlight js-syntax-highlight language-yaml" data-lang-params="frontmatter" v-pre="true"><code></code></pre>
+    <pre data-sourcepos="1:1-2:3" class="code highlight js-syntax-highlight language-yaml" lang="yaml" data-lang-params="frontmatter" v-pre="true"><code></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -855,7 +855,7 @@
     <hr />
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-1:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="1:5-1:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
     <hr data-sourcepos="2:1-2:3">
@@ -953,7 +953,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-2:25" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a simple</span>
+    <pre data-sourcepos="1:5-2:25" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a simple</span>
     <span id="LC2" class="line" lang="plaintext">  indented code block</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1007,7 +1007,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-4:9" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a/&gt;</span>
+    <pre data-sourcepos="1:5-4:9" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a/&gt;</span>
     <span id="LC2" class="line" lang="plaintext">*hi*</span>
     <span id="LC3" class="line" lang="plaintext"></span>
     <span id="LC4" class="line" lang="plaintext">- one</span></code></pre>
@@ -1030,7 +1030,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-7:10" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">chunk1</span>
+    <pre data-sourcepos="1:5-7:10" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">chunk1</span>
     <span id="LC2" class="line" lang="plaintext"></span>
     <span id="LC3" class="line" lang="plaintext">chunk2</span>
     <span id="LC4" class="line" lang="plaintext"></span>
@@ -1051,7 +1051,7 @@
   canonical: "<pre><code>chunk1\n  \n  chunk2\n</code></pre>\n"
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-3:12" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">chunk1</span>
+    <pre data-sourcepos="1:5-3:12" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">chunk1</span>
     <span id="LC2" class="line" lang="plaintext">  </span>
     <span id="LC3" class="line" lang="plaintext">  chunk2</span></code></pre>
     <copy-code></copy-code>
@@ -1075,7 +1075,7 @@
     <p>bar</p>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-1:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="1:5-1:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="2:1-2:3" dir="auto">bar</p>
@@ -1095,13 +1095,13 @@
     <h1 data-sourcepos="1:1-1:9" dir="auto">
     <a id="user-content-heading" class="anchor" href="#heading" aria-hidden="true"></a>Heading</h1>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="2:5-2:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="2:5-2:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
     <h2 data-sourcepos="3:1-5:7" dir="auto">
     <a id="user-content-heading-1" class="anchor" href="#heading-1" aria-hidden="true"></a>Heading</h2>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="5:5-5:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="5:5-5:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
     <hr data-sourcepos="6:1-6:4">
@@ -1118,7 +1118,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-2:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo</span>
+    <pre data-sourcepos="1:5-2:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo</span>
     <span id="LC2" class="line" lang="plaintext">bar</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1131,7 +1131,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:5-5:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="3:5-5:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -1140,7 +1140,7 @@
   canonical: "<pre><code>foo  \n</code></pre>\n"
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-1:9" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo  </span></code></pre>
+    <pre data-sourcepos="1:5-1:9" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo  </span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -1152,7 +1152,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-4:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;</span>
+    <pre data-sourcepos="1:1-4:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;</span>
     <span id="LC2" class="line" lang="plaintext"> &gt;</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1166,7 +1166,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-4:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;</span>
+    <pre data-sourcepos="1:1-4:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;</span>
     <span id="LC2" class="line" lang="plaintext"> &gt;</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1187,7 +1187,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-4:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+    <pre data-sourcepos="1:1-4:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
     <span id="LC2" class="line" lang="plaintext">~~~</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1201,7 +1201,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-4:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+    <pre data-sourcepos="1:1-4:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
     <span id="LC2" class="line" lang="plaintext">```</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1215,7 +1215,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-4:6" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+    <pre data-sourcepos="1:1-4:6" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
     <span id="LC2" class="line" lang="plaintext">```</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1229,7 +1229,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-4:4" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+    <pre data-sourcepos="1:1-4:4" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
     <span id="LC2" class="line" lang="plaintext">~~~</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1241,7 +1241,7 @@
     <pre><code></code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-1:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code></code></pre>
+    <pre data-sourcepos="1:1-1:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -1254,7 +1254,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-4:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
+    <pre data-sourcepos="1:1-4:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
     <span id="LC2" class="line" lang="plaintext">```</span>
     <span id="LC3" class="line" lang="plaintext">aaa</span></code></pre>
     <copy-code></copy-code>
@@ -1273,7 +1273,7 @@
   static: |-
     <blockquote data-sourcepos="1:1-2:5" dir="auto">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:3-3:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span></code></pre>
+    <pre data-sourcepos="1:3-3:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span></code></pre>
     <copy-code></copy-code>
     </div>
     </blockquote>
@@ -1285,7 +1285,7 @@
   canonical: "<pre><code>\n  \n</code></pre>\n"
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-4:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
+    <pre data-sourcepos="1:1-4:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
     <span id="LC2" class="line" lang="plaintext">  </span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1296,7 +1296,7 @@
     <pre><code></code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-2:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code></code></pre>
+    <pre data-sourcepos="1:1-2:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -1308,7 +1308,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:2-4:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+    <pre data-sourcepos="1:2-4:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
     <span id="LC2" class="line" lang="plaintext">aaa</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1323,7 +1323,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:3-5:5" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+    <pre data-sourcepos="1:3-5:5" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
     <span id="LC2" class="line" lang="plaintext">aaa</span>
     <span id="LC3" class="line" lang="plaintext">aaa</span></code></pre>
     <copy-code></copy-code>
@@ -1340,7 +1340,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:4-5:6" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+    <pre data-sourcepos="1:4-5:6" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
     <span id="LC2" class="line" lang="plaintext"> aaa</span>
     <span id="LC3" class="line" lang="plaintext">aaa</span></code></pre>
     <copy-code></copy-code>
@@ -1357,7 +1357,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-3:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+    <pre data-sourcepos="1:5-3:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
     <span id="LC2" class="line" lang="plaintext">aaa</span>
     <span id="LC3" class="line" lang="plaintext">```</span></code></pre>
     <copy-code></copy-code>
@@ -1372,7 +1372,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:5" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span></code></pre>
+    <pre data-sourcepos="1:1-3:5" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -1383,7 +1383,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:4-3:5" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span></code></pre>
+    <pre data-sourcepos="1:4-3:5" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -1395,7 +1395,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+    <pre data-sourcepos="1:1-3:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
     <span id="LC2" class="line" lang="plaintext">    ```</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1419,7 +1419,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:6" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+    <pre data-sourcepos="1:1-3:6" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
     <span id="LC2" class="line" lang="plaintext">~~~ ~~</span></code></pre>
     <copy-code></copy-code>
     </div>
@@ -1435,7 +1435,7 @@
   static: |-
     <p data-sourcepos="1:1-1:3" dir="auto">foo</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="2:1-4:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
+    <pre data-sourcepos="2:1-4:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="5:1-5:3" dir="auto">baz</p>
@@ -1453,7 +1453,7 @@
     <h2 data-sourcepos="1:1-3:3" dir="auto">
     <a id="user-content-foo" class="anchor" href="#foo" aria-hidden="true"></a>foo</h2>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:1-5:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
+    <pre data-sourcepos="3:1-5:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
     <copy-code></copy-code>
     </div>
     <h1 data-sourcepos="6:1-6:5" dir="auto">
@@ -1470,7 +1470,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-5:3" lang="ruby" class="code highlight js-syntax-highlight language-ruby" v-pre="true"><code><span id="LC1" class="line" lang="ruby"><span class="k">def</span> <span class="nf">foo</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></span>
+    <pre data-sourcepos="1:1-5:3" class="code highlight js-syntax-highlight language-ruby" lang="ruby" v-pre="true"><code><span id="LC1" class="line" lang="ruby"><span class="k">def</span> <span class="nf">foo</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></span>
     <span id="LC2" class="line" lang="ruby">  <span class="k">return</span> <span class="mi">3</span></span>
     <span id="LC3" class="line" lang="ruby"><span class="k">end</span></span></code></pre>
     <copy-code></copy-code>
@@ -1487,7 +1487,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-5:7" lang="ruby" class="code highlight js-syntax-highlight language-ruby" v-pre="true"><code><span id="LC1" class="line" lang="ruby"><span class="k">def</span> <span class="nf">foo</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></span>
+    <pre data-sourcepos="1:1-5:7" class="code highlight js-syntax-highlight language-ruby" lang="ruby" v-pre="true"><code><span id="LC1" class="line" lang="ruby"><span class="k">def</span> <span class="nf">foo</span><span class="p">(</span><span class="n">x</span><span class="p">)</span></span>
     <span id="LC2" class="line" lang="ruby">  <span class="k">return</span> <span class="mi">3</span></span>
     <span id="LC3" class="line" lang="ruby"><span class="k">end</span></span></code></pre>
     <copy-code></copy-code>
@@ -1501,7 +1501,7 @@
     <pre><code class="language-;"></code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-2:4" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang=";" v-pre="true"><code></code></pre>
+    <pre data-sourcepos="1:1-2:4" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang=";" v-pre="true"><code></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -1522,7 +1522,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="aa" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="1:1-3:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="aa" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -1533,7 +1533,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` aaa</span></code></pre>
+    <pre data-sourcepos="1:1-3:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` aaa</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -1799,7 +1799,7 @@
     <p>okay</p>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
+    <pre class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
     <span id="LC2" class="line" lang="plaintext">import Text.HTML.TagSoup</span>
     <span id="LC3" class="line" lang="plaintext"></span>
     <span id="LC4" class="line" lang="plaintext">main :: IO ()</span>
@@ -1989,8 +1989,8 @@
     <pre><code>&lt;!-- foo --&gt;
     </code></pre>
   static: "  \n<div class=\"gl-relative markdown-code-block js-markdown-code\">\n<pre
-    data-sourcepos=\"3:5-3:16\" lang=\"plaintext\" class=\"code highlight js-syntax-highlight
-    language-plaintext\" data-canonical-lang=\"\" v-pre=\"true\"><code><span id=\"LC1\"
+    data-sourcepos=\"3:5-3:16\" class=\"code highlight js-syntax-highlight language-plaintext\"
+    lang=\"plaintext\" data-canonical-lang=\"\" v-pre=\"true\"><code><span id=\"LC1\"
     class=\"line\" lang=\"plaintext\">&lt;!-- foo --&gt;</span></code></pre>\n<copy-code></copy-code>\n</div>"
   wysiwyg: |-
     <pre class="content-editor-code-block undefined code highlight"><code>&lt;!-- foo --&gt;</code></pre>
@@ -2002,7 +2002,7 @@
   static: |2-
       <div>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:5-3:9" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span></code></pre>
+    <pre data-sourcepos="3:5-3:9" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span></code></pre>
     <copy-code></copy-code>
     </div>
     </div>
@@ -2113,7 +2113,7 @@
     <table dir="auto">
       <tr>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="5:5-8:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;td&gt;</span>
+    <pre data-sourcepos="5:5-8:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;td&gt;</span>
     <span id="LC2" class="line" lang="plaintext">  Hi</span>
     <span id="LC3" class="line" lang="plaintext">&lt;/td&gt;</span></code></pre>
     <copy-code></copy-code>
@@ -2306,7 +2306,7 @@
     <p>[foo]</p>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-2:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url "title"</span></code></pre>
+    <pre data-sourcepos="1:5-2:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url "title"</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="3:1-3:5" dir="auto">[foo]</p>
@@ -2320,7 +2320,7 @@
     <p>[foo]</p>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span></code></pre>
+    <pre data-sourcepos="1:1-3:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="5:1-5:5" dir="auto">[foo]</p>
@@ -2489,7 +2489,7 @@
     <p>bbb</p>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-1:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span></code></pre>
+    <pre data-sourcepos="1:5-1:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="2:1-2:3" dir="auto">bbb</p>
@@ -2836,7 +2836,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-3:9" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; # Foo</span>
+    <pre data-sourcepos="1:5-3:9" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; # Foo</span>
     <span id="LC2" class="line" lang="plaintext">&gt; bar</span>
     <span id="LC3" class="line" lang="plaintext">&gt; baz</span></code></pre>
     <copy-code></copy-code>
@@ -2926,12 +2926,12 @@
   static: |-
     <blockquote data-sourcepos="1:1-1:9" dir="auto">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:7-1:9" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="1:7-1:9" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
     </blockquote>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="2:5-2:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
+    <pre data-sourcepos="2:5-2:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -2947,13 +2947,13 @@
   static: |-
     <blockquote data-sourcepos="1:1-1:5" dir="auto">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:3-2:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code></code></pre>
+    <pre data-sourcepos="1:3-2:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code></code></pre>
     <copy-code></copy-code>
     </div>
     </blockquote>
     <p data-sourcepos="2:1-2:3" dir="auto">foo</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:1-3:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code></code></pre>
+    <pre data-sourcepos="3:1-3:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -3184,7 +3184,7 @@
   static: |-
     <blockquote data-sourcepos="1:1-1:10" dir="auto">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:7-1:10" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">code</span></code></pre>
+    <pre data-sourcepos="1:7-1:10" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">code</span></code></pre>
     <copy-code></copy-code>
     </div>
     </blockquote>
@@ -3207,7 +3207,7 @@
     <p data-sourcepos="1:1-2:15" dir="auto">A paragraph
     with two lines.</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="4:5-5:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
+    <pre data-sourcepos="4:5-5:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
     <copy-code></copy-code>
     </div>
     <blockquote data-sourcepos="6:1-6:16" dir="auto">
@@ -3237,7 +3237,7 @@
     <p data-sourcepos="1:5-2:19">A paragraph
     with two lines.</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="4:9-5:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
+    <pre data-sourcepos="4:9-5:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
     <copy-code></copy-code>
     </div>
     <blockquote data-sourcepos="6:5-6:20">
@@ -3291,7 +3291,7 @@
     <li data-sourcepos="1:2-2:0">one</li>
     </ul>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:5-3:8" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> two</span></code></pre>
+    <pre data-sourcepos="3:5-3:8" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> two</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -3405,7 +3405,7 @@
     <li data-sourcepos="1:1-9:9">
     <p data-sourcepos="1:5-1:7">foo</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:5-5:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
+    <pre data-sourcepos="3:5-5:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="7:5-7:7">baz</p>
@@ -3433,7 +3433,7 @@
     <li data-sourcepos="1:1-6:9">
     <p data-sourcepos="1:3-1:5">Foo</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:7-6:9" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span>
+    <pre data-sourcepos="3:7-6:9" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span>
     <span id="LC2" class="line" lang="plaintext"></span>
     <span id="LC3" class="line" lang="plaintext"></span>
     <span id="LC4" class="line" lang="plaintext">baz</span></code></pre>
@@ -3507,7 +3507,7 @@
     <li data-sourcepos="1:1-3:9">
     <p data-sourcepos="1:3-1:5">foo</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:7-3:9" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
+    <pre data-sourcepos="3:7-3:9" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
     <copy-code></copy-code>
     </div>
     </li>
@@ -3528,7 +3528,7 @@
     <li data-sourcepos="1:3-3:14">
     <p data-sourcepos="1:8-1:10">foo</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:12-3:14" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
+    <pre data-sourcepos="3:12-3:14" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
     <copy-code></copy-code>
     </div>
     </li>
@@ -3544,12 +3544,12 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-2:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
+    <pre data-sourcepos="1:5-2:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="3:1-3:9" dir="auto">paragraph</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="5:5-5:13" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">more code</span></code></pre>
+    <pre data-sourcepos="5:5-5:13" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">more code</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -3571,12 +3571,12 @@
     <ol data-sourcepos="1:1-5:16" dir="auto">
     <li data-sourcepos="1:1-5:16">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:8-2:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
+    <pre data-sourcepos="1:8-2:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="3:4-3:12">paragraph</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="5:8-5:16" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">more code</span></code></pre>
+    <pre data-sourcepos="5:8-5:16" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">more code</span></code></pre>
     <copy-code></copy-code>
     </div>
     </li>
@@ -3598,12 +3598,12 @@
     <ol data-sourcepos="1:1-5:16" dir="auto">
     <li data-sourcepos="1:1-5:16">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:8-2:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> indented code</span></code></pre>
+    <pre data-sourcepos="1:8-2:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> indented code</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="3:4-3:12">paragraph</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="5:8-5:16" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">more code</span></code></pre>
+    <pre data-sourcepos="5:8-5:16" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">more code</span></code></pre>
     <copy-code></copy-code>
     </div>
     </li>
@@ -3669,13 +3669,13 @@
     <li data-sourcepos="1:1-2:5">foo</li>
     <li data-sourcepos="3:1-6:5">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="4:3-6:5" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
+    <pre data-sourcepos="4:3-6:5" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">bar</span></code></pre>
     <copy-code></copy-code>
     </div>
     </li>
     <li data-sourcepos="7:1-8:9">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="8:7-8:9" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">baz</span></code></pre>
+    <pre data-sourcepos="8:7-8:9" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">baz</span></code></pre>
     <copy-code></copy-code>
     </div>
     </li>
@@ -3803,7 +3803,7 @@
     <p data-sourcepos="1:6-2:20">A paragraph
     with two lines.</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="4:10-5:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
+    <pre data-sourcepos="4:10-5:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
     <copy-code></copy-code>
     </div>
     <blockquote data-sourcepos="6:6-6:21">
@@ -3833,7 +3833,7 @@
     <p data-sourcepos="1:7-2:21">A paragraph
     with two lines.</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="4:11-5:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
+    <pre data-sourcepos="4:11-5:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
     <copy-code></copy-code>
     </div>
     <blockquote data-sourcepos="6:7-6:22">
@@ -3863,7 +3863,7 @@
     <p data-sourcepos="1:8-2:22">A paragraph
     with two lines.</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="4:12-5:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
+    <pre data-sourcepos="4:12-5:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
     <copy-code></copy-code>
     </div>
     <blockquote data-sourcepos="6:8-6:23">
@@ -3885,7 +3885,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-6:24" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.  A paragraph</span>
+    <pre data-sourcepos="1:5-6:24" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.  A paragraph</span>
     <span id="LC2" class="line" lang="plaintext">    with two lines.</span>
     <span id="LC3" class="line" lang="plaintext"></span>
     <span id="LC4" class="line" lang="plaintext">        indented code</span>
@@ -3919,7 +3919,7 @@
     <p data-sourcepos="1:7-2:15">A paragraph
     with two lines.</p>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="4:11-5:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
+    <pre data-sourcepos="4:11-5:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">indented code</span></code></pre>
     <copy-code></copy-code>
     </div>
     <blockquote data-sourcepos="6:7-6:22">
@@ -4345,7 +4345,7 @@
     </ul>
 
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="9:5-9:8" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">code</span></code></pre>
+    <pre data-sourcepos="9:5-9:8" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">code</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -4443,7 +4443,7 @@
     </li>
     </ol>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="5:5-5:8" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">3. c</span></code></pre>
+    <pre data-sourcepos="5:5-5:8" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">3. c</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -4573,7 +4573,7 @@
     <li data-sourcepos="1:1-1:3">a</li>
     <li data-sourcepos="2:1-6:5">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="2:3-6:5" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">b</span>
+    <pre data-sourcepos="2:3-6:5" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">b</span>
     <span id="LC2" class="line" lang="plaintext"></span>
     <span id="LC3" class="line" lang="plaintext"></span></code></pre>
     <copy-code></copy-code>
@@ -4650,7 +4650,7 @@
     <p data-sourcepos="2:5-2:5">b</p>
     </blockquote>
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="3:3-5:5" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">c</span></code></pre>
+    <pre data-sourcepos="3:3-5:5" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">c</span></code></pre>
     <copy-code></copy-code>
     </div>
     </li>
@@ -4701,7 +4701,7 @@
     <ol data-sourcepos="1:1-5:6" dir="auto">
     <li data-sourcepos="1:1-5:6">
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:4-3:6" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="1:4-3:6" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
     <p data-sourcepos="5:4-5:6">bar</p>
@@ -4848,7 +4848,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-1:8" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\[\]</span></code></pre>
+    <pre data-sourcepos="1:5-1:8" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\[\]</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -4859,7 +4859,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\[\]</span></code></pre>
+    <pre data-sourcepos="1:1-3:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\[\]</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -4899,7 +4899,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="foo+bar" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="1:1-3:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="foo+bar" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -4989,7 +4989,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:3" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="föö" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
+    <pre data-sourcepos="1:1-3:3" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="föö" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -5007,7 +5007,7 @@
     </code></pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:5-1:18" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">f&amp;ouml;f&amp;ouml;</span></code></pre>
+    <pre data-sourcepos="1:5-1:18" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">f&amp;ouml;f&amp;ouml;</span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -7741,7 +7741,7 @@
     </pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:3" lang="yaml" class="code highlight js-syntax-highlight language-yaml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="yaml"><span class="na">title</span><span class="pi">:</span> <span class="s">YAML front matter</span></span></code></pre>
+    <pre data-sourcepos="1:1-3:3" class="code highlight js-syntax-highlight language-yaml" lang="yaml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="yaml"><span class="na">title</span><span class="pi">:</span> <span class="s">YAML front matter</span></span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -7755,7 +7755,7 @@
     </pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-3:3" lang="toml" class="code highlight js-syntax-highlight language-toml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="toml"><span class="err">title:</span> <span class="err">TOML</span> <span class="err">front</span> <span class="err">matter</span></span></code></pre>
+    <pre data-sourcepos="1:1-3:3" class="code highlight js-syntax-highlight language-toml" lang="toml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="toml"><span class="err">title:</span> <span class="err">TOML</span> <span class="err">front</span> <span class="err">matter</span></span></code></pre>
     <copy-code></copy-code>
     </div>
   wysiwyg: |-
@@ -7771,7 +7771,7 @@
     </pre>
   static: |-
     <div class="gl-relative markdown-code-block js-markdown-code">
-    <pre data-sourcepos="1:1-5:3" lang="json" class="code highlight js-syntax-highlight language-json" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="json"><span class="p">{</span></span>
+    <pre data-sourcepos="1:1-5:3" class="code highlight js-syntax-highlight language-json" lang="json" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="json"><span class="p">{</span></span>
     <span id="LC2" class="line" lang="json"><span class="w">  </span><span class="nl">"title"</span><span class="p">:</span><span class="w"> </span><span class="s2">"JSON front matter"</span></span>
     <span id="LC3" class="line" lang="json"><span class="p">}</span></span></code></pre>
     <copy-code></copy-code>
diff --git a/glfm_specification/output_example_snapshots/snapshot_spec.html b/glfm_specification/output_example_snapshots/snapshot_spec.html
index 1f9c5ca2e0e..c78d41e1392 100644
--- a/glfm_specification/output_example_snapshots/snapshot_spec.html
+++ b/glfm_specification/output_example_snapshots/snapshot_spec.html
@@ -1,5 +1,5 @@
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1:1-4:3" lang="yaml" class="code highlight js-syntax-highlight language-yaml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="yaml"><span class="na">title</span><span class="pi">:</span> <span class="s">GitLab Flavored Markdown (GLFM) Spec</span></span>
+<pre data-sourcepos="1:1-4:3" class="code highlight js-syntax-highlight language-yaml" lang="yaml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="yaml"><span class="na">title</span><span class="pi">:</span> <span class="s">GitLab Flavored Markdown (GLFM) Spec</span></span>
 <span id="LC2" class="line" lang="yaml"><span class="na">version</span><span class="pi">:</span> <span class="s">alpha</span></span></code></pre>
 <copy-code></copy-code>
 </div>
@@ -59,21 +59,21 @@ in an indented code block.  (Note, however, that internal
 tabs are passed through as literal tabs, not expanded to
 spaces.)</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="77:1-82:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">→foo→baz→→bim</span>
+<pre data-sourcepos="77:1-82:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">→foo→baz→→bim</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;foo→baz→→bim</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="84:1-89:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  →foo→baz→→bim</span>
+<pre data-sourcepos="84:1-89:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  →foo→baz→→bim</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;foo→baz→→bim</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="91:1-98:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    a→a</span>
+<pre data-sourcepos="91:1-98:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    a→a</span>
 <span id="LC2" class="line" lang="plaintext">    ὐ→a</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;a→a</span>
@@ -85,7 +85,7 @@ spaces.)</p>
 item is indented with a tab; this has exactly the same effect
 as indentation with four spaces would:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="104:1-115:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  - foo</span>
+<pre data-sourcepos="104:1-115:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  - foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">→bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -98,7 +98,7 @@ as indentation with four spaces would:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="117:1-129:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="117:1-129:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">→→bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -120,7 +120,7 @@ delimiter, <code>foo</code> is considered to be indented six spaces
 inside the block quote context, so we get an indented
 code block starting with two spaces.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="140:1-147:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;→→foo</span>
+<pre data-sourcepos="140:1-147:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;→→foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;blockquote&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;  foo</span>
@@ -129,7 +129,7 @@ code block starting with two spaces.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="149:1-158:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-→→foo</span>
+<pre data-sourcepos="149:1-158:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-→→foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;</span>
@@ -140,7 +140,7 @@ code block starting with two spaces.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="161:1-168:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo</span>
+<pre data-sourcepos="161:1-168:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo</span>
 <span id="LC2" class="line" lang="plaintext">→bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;foo</span>
@@ -149,7 +149,7 @@ code block starting with two spaces.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="170:1-186:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> - foo</span>
+<pre data-sourcepos="170:1-186:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> - foo</span>
 <span id="LC2" class="line" lang="plaintext">   - bar</span>
 <span id="LC3" class="line" lang="plaintext">→ - baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -167,13 +167,13 @@ code block starting with two spaces.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="188:1-192:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">#→Foo</span>
+<pre data-sourcepos="188:1-192:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">#→Foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;h1&gt;Foo&lt;/h1&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="194:1-198:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*→*→*→</span>
+<pre data-sourcepos="194:1-198:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*→*→*→</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;hr /&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -196,7 +196,7 @@ links, emphasized text, images, code spans, and so on.</p>
 of inline structure.  So, for example, the following is a list with
 two items, not a list with one item containing a code span:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="221:1-229:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- `one</span>
+<pre data-sourcepos="221:1-229:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- `one</span>
 <span id="LC2" class="line" lang="plaintext">- two`</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ul&gt;</span>
@@ -230,7 +230,7 @@ of three or more matching <code>-</code>, <code>_</code>, or <code>*</code> char
 optionally by any number of spaces or tabs, forms a
 <a href="@">thematic break</a>.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="260:1-268:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***</span>
+<pre data-sourcepos="260:1-268:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***</span>
 <span id="LC2" class="line" lang="plaintext">---</span>
 <span id="LC3" class="line" lang="plaintext">___</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -241,20 +241,20 @@ optionally by any number of spaces or tabs, forms a
 </div>
 <p data-sourcepos="271:1-271:17" dir="auto">Wrong characters:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="273:1-277:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">+++</span>
+<pre data-sourcepos="273:1-277:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">+++</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;+++&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="280:1-284:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">===</span>
+<pre data-sourcepos="280:1-284:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">===</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;===&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="287:1-287:22" dir="auto">Not enough characters:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="289:1-297:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">--</span>
+<pre data-sourcepos="289:1-297:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">--</span>
 <span id="LC2" class="line" lang="plaintext">**</span>
 <span id="LC3" class="line" lang="plaintext">__</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -265,7 +265,7 @@ optionally by any number of spaces or tabs, forms a
 </div>
 <p data-sourcepos="300:1-300:39" dir="auto">One to three spaces indent are allowed:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="302:1-310:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ***</span>
+<pre data-sourcepos="302:1-310:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ***</span>
 <span id="LC2" class="line" lang="plaintext">  ***</span>
 <span id="LC3" class="line" lang="plaintext">   ***</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -276,14 +276,14 @@ optionally by any number of spaces or tabs, forms a
 </div>
 <p data-sourcepos="313:1-313:24" dir="auto">Four spaces is too many:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="315:1-320:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    ***</span>
+<pre data-sourcepos="315:1-320:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    ***</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;***</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="323:1-329:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="323:1-329:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">    ***</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;Foo</span>
@@ -292,40 +292,40 @@ optionally by any number of spaces or tabs, forms a
 </div>
 <p data-sourcepos="332:1-332:39" dir="auto">More than three characters may be used:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="334:1-338:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_____________________________________</span>
+<pre data-sourcepos="334:1-338:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_____________________________________</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;hr /&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="341:1-341:42" dir="auto">Spaces are allowed between the characters:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="343:1-347:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> - - -</span>
+<pre data-sourcepos="343:1-347:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> - - -</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;hr /&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="350:1-354:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> **  * ** * ** * **</span>
+<pre data-sourcepos="350:1-354:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> **  * ** * ** * **</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;hr /&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="357:1-361:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-     -      -      -</span>
+<pre data-sourcepos="357:1-361:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-     -      -      -</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;hr /&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="364:1-364:30" dir="auto">Spaces are allowed at the end:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="366:1-370:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- - - -    </span>
+<pre data-sourcepos="366:1-370:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- - - -    </span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;hr /&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="373:1-373:51" dir="auto">However, no other characters may occur in the line:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="375:1-385:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_ _ _ _ a</span>
+<pre data-sourcepos="375:1-385:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_ _ _ _ a</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">a------</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -339,14 +339,14 @@ optionally by any number of spaces or tabs, forms a
 <p data-sourcepos="388:1-389:33" dir="auto">It is required that all of the [non-whitespace characters] be the same.
 So, this is not a thematic break:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="391:1-395:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> *-*</span>
+<pre data-sourcepos="391:1-395:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> *-*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;-&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="398:1-398:56" dir="auto">Thematic breaks do not need blank lines before or after:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="400:1-412:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="400:1-412:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext">***</span>
 <span id="LC3" class="line" lang="plaintext">- bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -361,7 +361,7 @@ So, this is not a thematic break:</p>
 </div>
 <p data-sourcepos="415:1-415:42" dir="auto">Thematic breaks can interrupt a paragraph:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="417:1-425:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="417:1-425:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">***</span>
 <span id="LC3" class="line" lang="plaintext">bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -376,7 +376,7 @@ heading], the interpretation as a
 [setext heading] takes precedence. Thus, for example,
 this is a setext heading, not a paragraph followed by a thematic break:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="434:1-441:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="434:1-441:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">---</span>
 <span id="LC3" class="line" lang="plaintext">bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -387,7 +387,7 @@ this is a setext heading, not a paragraph followed by a thematic break:</p>
 <p data-sourcepos="444:1-445:63" dir="auto">When both a thematic break and a list item are possible
 interpretations of a line, the thematic break takes precedence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="447:1-459:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* Foo</span>
+<pre data-sourcepos="447:1-459:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* Foo</span>
 <span id="LC2" class="line" lang="plaintext">* * *</span>
 <span id="LC3" class="line" lang="plaintext">* Bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -402,7 +402,7 @@ interpretations of a line, the thematic break takes precedence:</p>
 </div>
 <p data-sourcepos="462:1-462:68" dir="auto">If you want a thematic break in a list item, use a different bullet:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="464:1-474:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- Foo</span>
+<pre data-sourcepos="464:1-474:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- Foo</span>
 <span id="LC2" class="line" lang="plaintext">- * * *</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ul&gt;</span>
@@ -428,7 +428,7 @@ as inline content.  The heading level is equal to the number of <code>#</code>
 characters in the opening sequence.</p>
 <p data-sourcepos="491:1-491:16" dir="auto">Simple headings:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="493:1-507:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo</span>
+<pre data-sourcepos="493:1-507:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo</span>
 <span id="LC2" class="line" lang="plaintext">## foo</span>
 <span id="LC3" class="line" lang="plaintext">### foo</span>
 <span id="LC4" class="line" lang="plaintext">#### foo</span>
@@ -445,7 +445,7 @@ characters in the opening sequence.</p>
 </div>
 <p data-sourcepos="510:1-510:46" dir="auto">More than six <code>#</code> characters is not a heading:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="512:1-516:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">####### foo</span>
+<pre data-sourcepos="512:1-516:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">####### foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;####### foo&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -458,7 +458,7 @@ space was required by the
 and it helps prevent things like the following from being parsed as
 headings:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="527:1-534:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">#5 bolt</span>
+<pre data-sourcepos="527:1-534:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">#5 bolt</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">#hashtag</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -468,28 +468,28 @@ headings:</p>
 </div>
 <p data-sourcepos="537:1-537:56" dir="auto">This is not a heading, because the first <code>#</code> is escaped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="539:1-543:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\## foo</span>
+<pre data-sourcepos="539:1-543:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\## foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;## foo&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="546:1-546:31" dir="auto">Contents are parsed as inlines:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="548:1-552:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo *bar* \*baz\*</span>
+<pre data-sourcepos="548:1-552:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo *bar* \*baz\*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;h1&gt;foo &lt;em&gt;bar&lt;/em&gt; *baz*&lt;/h1&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="555:1-555:71" dir="auto">Leading and trailing [whitespace] is ignored in parsing inline content:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="557:1-561:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">#                  foo                     </span>
+<pre data-sourcepos="557:1-561:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">#                  foo                     </span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;h1&gt;foo&lt;/h1&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="564:1-564:44" dir="auto">One to three spaces indentation are allowed:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="566:1-574:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ### foo</span>
+<pre data-sourcepos="566:1-574:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ### foo</span>
 <span id="LC2" class="line" lang="plaintext">  ## foo</span>
 <span id="LC3" class="line" lang="plaintext">   # foo</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -500,14 +500,14 @@ headings:</p>
 </div>
 <p data-sourcepos="577:1-577:25" dir="auto">Four spaces are too much:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="579:1-584:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    # foo</span>
+<pre data-sourcepos="579:1-584:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    # foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;# foo</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="587:1-593:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
+<pre data-sourcepos="587:1-593:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
 <span id="LC2" class="line" lang="plaintext">    # bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo</span>
@@ -516,7 +516,7 @@ headings:</p>
 </div>
 <p data-sourcepos="596:1-596:49" dir="auto">A closing sequence of <code>#</code> characters is optional:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="598:1-604:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">## foo ##</span>
+<pre data-sourcepos="598:1-604:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">## foo ##</span>
 <span id="LC2" class="line" lang="plaintext">  ###   bar    ###</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;h2&gt;foo&lt;/h2&gt;</span>
@@ -525,7 +525,7 @@ headings:</p>
 </div>
 <p data-sourcepos="607:1-607:55" dir="auto">It need not be the same length as the opening sequence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="609:1-615:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo ##################################</span>
+<pre data-sourcepos="609:1-615:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo ##################################</span>
 <span id="LC2" class="line" lang="plaintext">##### foo ##</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;h1&gt;foo&lt;/h1&gt;</span>
@@ -534,7 +534,7 @@ headings:</p>
 </div>
 <p data-sourcepos="618:1-618:46" dir="auto">Spaces are allowed after the closing sequence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="620:1-624:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo ###     </span>
+<pre data-sourcepos="620:1-624:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo ###     </span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;h3&gt;foo&lt;/h3&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -543,14 +543,14 @@ headings:</p>
 is not a closing sequence, but counts as part of the contents of the
 heading:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="631:1-635:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo ### b</span>
+<pre data-sourcepos="631:1-635:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo ### b</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;h3&gt;foo ### b&lt;/h3&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="638:1-638:49" dir="auto">The closing sequence must be preceded by a space:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="640:1-644:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo#</span>
+<pre data-sourcepos="640:1-644:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># foo#</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;h1&gt;foo#&lt;/h1&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -558,7 +558,7 @@ heading:</p>
 <p data-sourcepos="647:1-648:24" dir="auto">Backslash-escaped <code>#</code> characters do not count as part
 of the closing sequence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="650:1-658:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo \###</span>
+<pre data-sourcepos="650:1-658:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo \###</span>
 <span id="LC2" class="line" lang="plaintext">## foo #\##</span>
 <span id="LC3" class="line" lang="plaintext"># foo \#</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -570,7 +570,7 @@ of the closing sequence:</p>
 <p data-sourcepos="661:1-662:41" dir="auto">ATX headings need not be separated from surrounding content by blank
 lines, and they can interrupt paragraphs:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="664:1-672:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">****</span>
+<pre data-sourcepos="664:1-672:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">****</span>
 <span id="LC2" class="line" lang="plaintext">## foo</span>
 <span id="LC3" class="line" lang="plaintext">****</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -580,7 +580,7 @@ lines, and they can interrupt paragraphs:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="675:1-683:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo bar</span>
+<pre data-sourcepos="675:1-683:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo bar</span>
 <span id="LC2" class="line" lang="plaintext"># baz</span>
 <span id="LC3" class="line" lang="plaintext">Bar foo</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -591,7 +591,7 @@ lines, and they can interrupt paragraphs:</p>
 </div>
 <p data-sourcepos="686:1-686:26" dir="auto">ATX headings can be empty:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="688:1-696:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">## </span>
+<pre data-sourcepos="688:1-696:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">## </span>
 <span id="LC2" class="line" lang="plaintext">#</span>
 <span id="LC3" class="line" lang="plaintext">### ###</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -628,7 +628,7 @@ setext heading comes after a paragraph, a blank line is needed between
 them.</p>
 <p data-sourcepos="729:1-729:16" dir="auto">Simple examples:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="731:1-740:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo *bar*</span>
+<pre data-sourcepos="731:1-740:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo *bar*</span>
 <span id="LC2" class="line" lang="plaintext">=========</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">Foo *bar*</span>
@@ -640,7 +640,7 @@ them.</p>
 </div>
 <p data-sourcepos="743:1-743:54" dir="auto">The content of the header may span more than one line:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="745:1-752:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo *bar</span>
+<pre data-sourcepos="745:1-752:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo *bar</span>
 <span id="LC2" class="line" lang="plaintext">baz*</span>
 <span id="LC3" class="line" lang="plaintext">====</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -653,7 +653,7 @@ content as inlines.  The heading's raw content is formed by
 concatenating the lines and removing initial and final
 [whitespace].</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="759:1-766:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  Foo *bar</span>
+<pre data-sourcepos="759:1-766:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  Foo *bar</span>
 <span id="LC2" class="line" lang="plaintext">baz*→</span>
 <span id="LC3" class="line" lang="plaintext">====</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -663,7 +663,7 @@ concatenating the lines and removing initial and final
 </div>
 <p data-sourcepos="769:1-769:34" dir="auto">The underlining can be any length:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="771:1-780:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="771:1-780:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">-------------------------</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">Foo</span>
@@ -676,7 +676,7 @@ concatenating the lines and removing initial and final
 <p data-sourcepos="783:1-784:33" dir="auto">The heading content can be indented up to three spaces, and need
 not line up with the underlining:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="786:1-799:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   Foo</span>
+<pre data-sourcepos="786:1-799:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   Foo</span>
 <span id="LC2" class="line" lang="plaintext">---</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">  Foo</span>
@@ -692,7 +692,7 @@ not line up with the underlining:</p>
 </div>
 <p data-sourcepos="802:1-802:31" dir="auto">Four spaces indent is too much:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="804:1-817:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    Foo</span>
+<pre data-sourcepos="804:1-817:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    Foo</span>
 <span id="LC2" class="line" lang="plaintext">    ---</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">    Foo</span>
@@ -709,7 +709,7 @@ not line up with the underlining:</p>
 <p data-sourcepos="820:1-821:25" dir="auto">The setext heading underline can be indented up to three spaces, and
 may have trailing spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="823:1-828:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="823:1-828:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">   ----      </span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;h2&gt;Foo&lt;/h2&gt;</span></code></pre>
@@ -717,7 +717,7 @@ may have trailing spaces:</p>
 </div>
 <p data-sourcepos="831:1-831:24" dir="auto">Four spaces is too much:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="833:1-839:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="833:1-839:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">    ---</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;Foo</span>
@@ -726,7 +726,7 @@ may have trailing spaces:</p>
 </div>
 <p data-sourcepos="842:1-842:60" dir="auto">The setext heading underline cannot contain internal spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="844:1-855:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="844:1-855:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">= =</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">Foo</span>
@@ -740,7 +740,7 @@ may have trailing spaces:</p>
 </div>
 <p data-sourcepos="858:1-858:62" dir="auto">Trailing spaces in the content line do not cause a line break:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="860:1-865:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo  </span>
+<pre data-sourcepos="860:1-865:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo  </span>
 <span id="LC2" class="line" lang="plaintext">-----</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;h2&gt;Foo&lt;/h2&gt;</span></code></pre>
@@ -748,7 +748,7 @@ may have trailing spaces:</p>
 </div>
 <p data-sourcepos="868:1-868:32" dir="auto">Nor does a backslash at the end:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="870:1-875:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo\</span>
+<pre data-sourcepos="870:1-875:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo\</span>
 <span id="LC2" class="line" lang="plaintext">----</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;h2&gt;Foo\&lt;/h2&gt;</span></code></pre>
@@ -757,7 +757,7 @@ may have trailing spaces:</p>
 <p data-sourcepos="878:1-879:66" dir="auto">Since indicators of block structure take precedence over
 indicators of inline structure, the following are setext headings:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="881:1-894:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`Foo</span>
+<pre data-sourcepos="881:1-894:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`Foo</span>
 <span id="LC2" class="line" lang="plaintext">----</span>
 <span id="LC3" class="line" lang="plaintext">`</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -774,7 +774,7 @@ indicators of inline structure, the following are setext headings:</p>
 <p data-sourcepos="897:1-898:36" dir="auto">The setext heading underline cannot be a [lazy continuation
 line] in a list item or block quote:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="900:1-908:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; Foo</span>
+<pre data-sourcepos="900:1-908:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; Foo</span>
 <span id="LC2" class="line" lang="plaintext">---</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -784,7 +784,7 @@ line] in a list item or block quote:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="911:1-921:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
+<pre data-sourcepos="911:1-921:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC2" class="line" lang="plaintext">bar</span>
 <span id="LC3" class="line" lang="plaintext">===</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -796,7 +796,7 @@ line] in a list item or block quote:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="924:1-932:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- Foo</span>
+<pre data-sourcepos="924:1-932:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- Foo</span>
 <span id="LC2" class="line" lang="plaintext">---</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ul&gt;</span>
@@ -809,7 +809,7 @@ line] in a list item or block quote:</p>
 setext heading, since otherwise the paragraph becomes part
 of the heading's content:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="939:1-946:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="939:1-946:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">Bar</span>
 <span id="LC3" class="line" lang="plaintext">---</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -820,7 +820,7 @@ of the heading's content:</p>
 <p data-sourcepos="949:1-950:16" dir="auto">But in general a blank line is not required before or after
 setext headings:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="952:1-964:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">---</span>
+<pre data-sourcepos="952:1-964:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">---</span>
 <span id="LC2" class="line" lang="plaintext">Foo</span>
 <span id="LC3" class="line" lang="plaintext">---</span>
 <span id="LC4" class="line" lang="plaintext">Bar</span>
@@ -835,7 +835,7 @@ setext headings:</p>
 </div>
 <p data-sourcepos="967:1-967:32" dir="auto">Setext headings cannot be empty:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="969:1-974:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
+<pre data-sourcepos="969:1-974:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
 <span id="LC2" class="line" lang="plaintext">====</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;====&lt;/p&gt;</span></code></pre>
@@ -845,7 +845,7 @@ setext headings:</p>
 constructs other than paragraphs.  So, the line of dashes
 in these examples gets interpreted as a thematic break:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="981:1-987:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">---</span>
+<pre data-sourcepos="981:1-987:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">---</span>
 <span id="LC2" class="line" lang="plaintext">---</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;hr /&gt;</span>
@@ -853,7 +853,7 @@ in these examples gets interpreted as a thematic break:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="990:1-998:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="990:1-998:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext">-----</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ul&gt;</span>
@@ -863,7 +863,7 @@ in these examples gets interpreted as a thematic break:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1001:1-1008:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo</span>
+<pre data-sourcepos="1001:1-1008:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo</span>
 <span id="LC2" class="line" lang="plaintext">---</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;foo</span>
@@ -872,7 +872,7 @@ in these examples gets interpreted as a thematic break:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1011:1-1019:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
+<pre data-sourcepos="1011:1-1019:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC2" class="line" lang="plaintext">-----</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -884,7 +884,7 @@ in these examples gets interpreted as a thematic break:</p>
 <p data-sourcepos="1022:1-1023:22" dir="auto">If you want a heading with <code>&gt; foo</code> as its literal text, you can
 use backslash escapes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1025:1-1030:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\&gt; foo</span>
+<pre data-sourcepos="1025:1-1030:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\&gt; foo</span>
 <span id="LC2" class="line" lang="plaintext">------</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;h2&gt;&amp;gt; foo&lt;/h2&gt;</span></code></pre>
@@ -894,7 +894,7 @@ use backslash escapes:</p>
 do not allow the text of setext headings to span multiple lines.
 But there is no consensus about how to interpret</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1037:1-1042:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">Foo</span>
+<pre data-sourcepos="1037:1-1042:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">Foo</span>
 <span id="LC2" class="line" lang="markdown"><span class="gh">bar</span></span>
 <span id="LC3" class="line" lang="markdown"><span class="gh">---</span></span>
 <span id="LC4" class="line" lang="markdown">baz</span></code></pre>
@@ -912,7 +912,7 @@ increases the expressive power of CommonMark, by allowing
 multiline headings.  Authors who want interpretation 1 can
 put a blank line after the first paragraph:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1056:1-1066:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="1056:1-1066:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">bar</span>
 <span id="LC4" class="line" lang="plaintext">---</span>
@@ -926,7 +926,7 @@ put a blank line after the first paragraph:</p>
 <p data-sourcepos="1069:1-1070:19" dir="auto">Authors who want interpretation 2 can put blank lines around
 the thematic break,</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1072:1-1084:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="1072:1-1084:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">bar</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">---</span>
@@ -942,7 +942,7 @@ the thematic break,</p>
 <p data-sourcepos="1087:1-1088:19" dir="auto">or use a thematic break that cannot count as a [setext heading
 underline], such as</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1090:1-1100:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="1090:1-1100:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">bar</span>
 <span id="LC3" class="line" lang="plaintext">* * *</span>
 <span id="LC4" class="line" lang="plaintext">baz</span>
@@ -955,7 +955,7 @@ underline], such as</p>
 </div>
 <p data-sourcepos="1103:1-1103:60" dir="auto">Authors who want interpretation 3 can use backslash escapes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1105:1-1115:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="1105:1-1115:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">bar</span>
 <span id="LC3" class="line" lang="plaintext">\---</span>
 <span id="LC4" class="line" lang="plaintext">baz</span>
@@ -980,7 +980,7 @@ a blank line between a paragraph and a following indented code block.
 (A blank line is not needed, however, between a code block and a following
 paragraph.)</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1133:1-1140:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    a simple</span>
+<pre data-sourcepos="1133:1-1140:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    a simple</span>
 <span id="LC2" class="line" lang="plaintext">      indented code block</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;a simple</span>
@@ -992,7 +992,7 @@ paragraph.)</p>
 as a code block and as indicating that material belongs to a [list
 item][list items], the list item interpretation takes precedence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1147:1-1158:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  - foo</span>
+<pre data-sourcepos="1147:1-1158:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  - foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">    bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1005,7 +1005,7 @@ item][list items], the list item interpretation takes precedence:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1161:1-1174:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.  foo</span>
+<pre data-sourcepos="1161:1-1174:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.  foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">    - bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1022,7 +1022,7 @@ item][list items], the list item interpretation takes precedence:</p>
 <p data-sourcepos="1178:1-1179:12" dir="auto">The contents of a code block are literal text, and do not get parsed
 as Markdown:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1181:1-1192:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    &lt;a/&gt;</span>
+<pre data-sourcepos="1181:1-1192:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    &lt;a/&gt;</span>
 <span id="LC2" class="line" lang="plaintext">    *hi*</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">    - one</span>
@@ -1036,7 +1036,7 @@ as Markdown:</p>
 </div>
 <p data-sourcepos="1195:1-1195:51" dir="auto">Here we have three chunks separated by blank lines:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1197:1-1214:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    chunk1</span>
+<pre data-sourcepos="1197:1-1214:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    chunk1</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">    chunk2</span>
 <span id="LC4" class="line" lang="plaintext">  </span>
@@ -1057,7 +1057,7 @@ as Markdown:</p>
 <p data-sourcepos="1217:1-1218:24" dir="auto">Any initial spaces beyond four will be included in the content, even
 in interior blank lines:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1220:1-1229:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    chunk1</span>
+<pre data-sourcepos="1220:1-1229:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    chunk1</span>
 <span id="LC2" class="line" lang="plaintext">      </span>
 <span id="LC3" class="line" lang="plaintext">      chunk2</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1070,7 +1070,7 @@ in interior blank lines:</p>
 <p data-sourcepos="1232:1-1233:37" dir="auto">An indented code block cannot interrupt a paragraph.  (This
 allows hanging indents and the like.)</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1235:1-1242:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="1235:1-1242:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">    bar</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1082,7 +1082,7 @@ allows hanging indents and the like.)</p>
 the code block immediately.  So a paragraph may occur immediately
 after indented code:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1249:1-1256:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo</span>
+<pre data-sourcepos="1249:1-1256:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo</span>
 <span id="LC2" class="line" lang="plaintext">bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;foo</span>
@@ -1093,7 +1093,7 @@ after indented code:</p>
 <p data-sourcepos="1259:1-1260:7" dir="auto">And indented code can occur immediately before and after other kinds of
 blocks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1262:1-1277:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># Heading</span>
+<pre data-sourcepos="1262:1-1277:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># Heading</span>
 <span id="LC2" class="line" lang="plaintext">    foo</span>
 <span id="LC3" class="line" lang="plaintext">Heading</span>
 <span id="LC4" class="line" lang="plaintext">------</span>
@@ -1111,7 +1111,7 @@ blocks:</p>
 </div>
 <p data-sourcepos="1280:1-1280:53" dir="auto">The first line can be indented more than four spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1282:1-1289:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">        foo</span>
+<pre data-sourcepos="1282:1-1289:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">        foo</span>
 <span id="LC2" class="line" lang="plaintext">    bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;    foo</span>
@@ -1122,7 +1122,7 @@ blocks:</p>
 <p data-sourcepos="1292:1-1293:23" dir="auto">Blank lines preceding or following an indented code block
 are not included in it:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1295:1-1304:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
+<pre data-sourcepos="1295:1-1304:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"></span>
 <span id="LC2" class="line" lang="plaintext">    </span>
 <span id="LC3" class="line" lang="plaintext">    foo</span>
 <span id="LC4" class="line" lang="plaintext">    </span>
@@ -1134,7 +1134,7 @@ are not included in it:</p>
 </div>
 <p data-sourcepos="1307:1-1307:57" dir="auto">Trailing spaces are included in the code block's content:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1309:1-1314:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo  </span>
+<pre data-sourcepos="1309:1-1314:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    foo  </span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;foo  </span>
 <span id="LC4" class="line" lang="plaintext">&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
@@ -1180,7 +1180,7 @@ attribute of the <code>code</code> tag.  However, this spec does not mandate any
 particular treatment of the [info string].</p>
 <p data-sourcepos="1362:1-1362:40" dir="auto">Here is a simple example with backticks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1364:1-1373:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+<pre data-sourcepos="1364:1-1373:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
 <span id="LC2" class="line" lang="plaintext">&lt;</span>
 <span id="LC3" class="line" lang="plaintext"> &gt;</span>
 <span id="LC4" class="line" lang="plaintext">```</span>
@@ -1192,7 +1192,7 @@ particular treatment of the [info string].</p>
 </div>
 <p data-sourcepos="1376:1-1376:12" dir="auto">With tildes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1378:1-1387:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~</span>
+<pre data-sourcepos="1378:1-1387:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~</span>
 <span id="LC2" class="line" lang="plaintext">&lt;</span>
 <span id="LC3" class="line" lang="plaintext"> &gt;</span>
 <span id="LC4" class="line" lang="plaintext">~~~</span>
@@ -1204,7 +1204,7 @@ particular treatment of the [info string].</p>
 </div>
 <p data-sourcepos="1389:1-1389:41" dir="auto">Fewer than three backticks is not enough:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1391:1-1397:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``</span>
+<pre data-sourcepos="1391:1-1397:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">``</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1214,7 +1214,7 @@ particular treatment of the [info string].</p>
 <p data-sourcepos="1399:1-1400:6" dir="auto">The closing code fence must use the same character as the opening
 fence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1402:1-1411:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+<pre data-sourcepos="1402:1-1411:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">~~~</span>
 <span id="LC4" class="line" lang="plaintext">```</span>
@@ -1225,7 +1225,7 @@ fence:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1414:1-1423:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~</span>
+<pre data-sourcepos="1414:1-1423:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">```</span>
 <span id="LC4" class="line" lang="plaintext">~~~</span>
@@ -1237,7 +1237,7 @@ fence:</p>
 </div>
 <p data-sourcepos="1426:1-1426:69" dir="auto">The closing code fence must be at least as long as the opening fence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1428:1-1437:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">````</span>
+<pre data-sourcepos="1428:1-1437:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">````</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">```</span>
 <span id="LC4" class="line" lang="plaintext">``````</span>
@@ -1248,7 +1248,7 @@ fence:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1440:1-1449:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~~</span>
+<pre data-sourcepos="1440:1-1449:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~~</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">~~~</span>
 <span id="LC4" class="line" lang="plaintext">~~~~</span>
@@ -1261,13 +1261,13 @@ fence:</p>
 <p data-sourcepos="1452:1-1453:74" dir="auto">Unclosed code blocks are closed by the end of the document
 (or the enclosing [block quote][block quotes] or [list item][list items]):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1455:1-1459:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+<pre data-sourcepos="1455:1-1459:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1462:1-1472:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`````</span>
+<pre data-sourcepos="1462:1-1472:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`````</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">```</span>
 <span id="LC4" class="line" lang="plaintext">aaa</span>
@@ -1279,7 +1279,7 @@ fence:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1475:1-1486:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; ```</span>
+<pre data-sourcepos="1475:1-1486:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; ```</span>
 <span id="LC2" class="line" lang="plaintext">&gt; aaa</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">bbb</span>
@@ -1293,7 +1293,7 @@ fence:</p>
 </div>
 <p data-sourcepos="1489:1-1489:53" dir="auto">A code block can have all empty lines as its content:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1491:1-1500:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+<pre data-sourcepos="1491:1-1500:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  </span>
 <span id="LC4" class="line" lang="plaintext">```</span>
@@ -1305,7 +1305,7 @@ fence:</p>
 </div>
 <p data-sourcepos="1503:1-1503:26" dir="auto">A code block can be empty:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1505:1-1510:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+<pre data-sourcepos="1505:1-1510:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
 <span id="LC2" class="line" lang="plaintext">```</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
@@ -1315,7 +1315,7 @@ fence:</p>
 content lines will have equivalent opening indentation removed,
 if present:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1517:1-1526:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ```</span>
+<pre data-sourcepos="1517:1-1526:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ```</span>
 <span id="LC2" class="line" lang="plaintext"> aaa</span>
 <span id="LC3" class="line" lang="plaintext">aaa</span>
 <span id="LC4" class="line" lang="plaintext">```</span>
@@ -1326,7 +1326,7 @@ if present:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1529:1-1540:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  ```</span>
+<pre data-sourcepos="1529:1-1540:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  ```</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">  aaa</span>
 <span id="LC4" class="line" lang="plaintext">aaa</span>
@@ -1339,7 +1339,7 @@ if present:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1543:1-1554:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   ```</span>
+<pre data-sourcepos="1543:1-1554:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   ```</span>
 <span id="LC2" class="line" lang="plaintext">   aaa</span>
 <span id="LC3" class="line" lang="plaintext">    aaa</span>
 <span id="LC4" class="line" lang="plaintext">  aaa</span>
@@ -1353,7 +1353,7 @@ if present:</p>
 </div>
 <p data-sourcepos="1557:1-1557:56" dir="auto">Four spaces indentation produces an indented code block:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1559:1-1568:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    ```</span>
+<pre data-sourcepos="1559:1-1568:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    ```</span>
 <span id="LC2" class="line" lang="plaintext">    aaa</span>
 <span id="LC3" class="line" lang="plaintext">    ```</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1366,7 +1366,7 @@ if present:</p>
 <p data-sourcepos="1571:1-1572:41" dir="auto">Closing fences may be indented by 0-3 spaces, and their indentation
 need not match that of the opening fence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1574:1-1581:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+<pre data-sourcepos="1574:1-1581:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">  ```</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1375,7 +1375,7 @@ need not match that of the opening fence:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1584:1-1591:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   ```</span>
+<pre data-sourcepos="1584:1-1591:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   ```</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">  ```</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1385,7 +1385,7 @@ need not match that of the opening fence:</p>
 </div>
 <p data-sourcepos="1594:1-1594:61" dir="auto">This is not a closing fence, because it is indented 4 spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1596:1-1604:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+<pre data-sourcepos="1596:1-1604:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">    ```</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1396,7 +1396,7 @@ need not match that of the opening fence:</p>
 </div>
 <p data-sourcepos="1608:1-1608:65" dir="auto">Code fences (opening and closing) cannot contain internal spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1610:1-1616:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` ```</span>
+<pre data-sourcepos="1610:1-1616:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` ```</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt; &lt;/code&gt;</span>
@@ -1404,7 +1404,7 @@ need not match that of the opening fence:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1619:1-1627:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~~~~</span>
+<pre data-sourcepos="1619:1-1627:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~~~~</span>
 <span id="LC2" class="line" lang="plaintext">aaa</span>
 <span id="LC3" class="line" lang="plaintext">~~~ ~~</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1416,7 +1416,7 @@ need not match that of the opening fence:</p>
 <p data-sourcepos="1630:1-1631:53" dir="auto">Fenced code blocks can interrupt paragraphs, and can be followed
 directly by paragraphs, without a blank line between:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1633:1-1644:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
+<pre data-sourcepos="1633:1-1644:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
 <span id="LC2" class="line" lang="plaintext">```</span>
 <span id="LC3" class="line" lang="plaintext">bar</span>
 <span id="LC4" class="line" lang="plaintext">```</span>
@@ -1431,7 +1431,7 @@ directly by paragraphs, without a blank line between:</p>
 <p data-sourcepos="1647:1-1648:34" dir="auto">Other blocks can also occur before and after fenced code blocks
 without an intervening blank line:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1650:1-1662:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
+<pre data-sourcepos="1650:1-1662:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
 <span id="LC2" class="line" lang="plaintext">---</span>
 <span id="LC3" class="line" lang="plaintext">~~~</span>
 <span id="LC4" class="line" lang="plaintext">bar</span>
@@ -1451,7 +1451,7 @@ the language of the code block. In HTML output, the language is
 normally indicated by adding a class to the <code>code</code> element consisting
 of <code>language-</code> followed by the language name.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1672:1-1683:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```ruby</span>
+<pre data-sourcepos="1672:1-1683:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```ruby</span>
 <span id="LC2" class="line" lang="plaintext">def foo(x)</span>
 <span id="LC3" class="line" lang="plaintext">  return 3</span>
 <span id="LC4" class="line" lang="plaintext">end</span>
@@ -1464,7 +1464,7 @@ of <code>language-</code> followed by the language name.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1686:1-1697:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~~    ruby startline=3 $%@#$</span>
+<pre data-sourcepos="1686:1-1697:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~~    ruby startline=3 $%@#$</span>
 <span id="LC2" class="line" lang="plaintext">def foo(x)</span>
 <span id="LC3" class="line" lang="plaintext">  return 3</span>
 <span id="LC4" class="line" lang="plaintext">end</span>
@@ -1477,7 +1477,7 @@ of <code>language-</code> followed by the language name.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1700:1-1705:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">````;</span>
+<pre data-sourcepos="1700:1-1705:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">````;</span>
 <span id="LC2" class="line" lang="plaintext">````</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code class="language-;"&gt;&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
@@ -1485,7 +1485,7 @@ of <code>language-</code> followed by the language name.</p>
 </div>
 <p data-sourcepos="1708:1-1708:65" dir="auto">[Info strings] for backtick code blocks cannot contain backticks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1710:1-1716:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` aa ```</span>
+<pre data-sourcepos="1710:1-1716:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` aa ```</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;aa&lt;/code&gt;</span>
@@ -1494,7 +1494,7 @@ of <code>language-</code> followed by the language name.</p>
 </div>
 <p data-sourcepos="1719:1-1719:70" dir="auto">[Info strings] for tilde code blocks can contain backticks and tildes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1721:1-1728:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~ aa ``` ~~~</span>
+<pre data-sourcepos="1721:1-1728:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~ aa ``` ~~~</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">~~~</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1504,7 +1504,7 @@ of <code>language-</code> followed by the language name.</p>
 </div>
 <p data-sourcepos="1731:1-1731:47" dir="auto">Closing code fences cannot have [info strings]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1733:1-1740:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+<pre data-sourcepos="1733:1-1740:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
 <span id="LC2" class="line" lang="plaintext">``` aaa</span>
 <span id="LC3" class="line" lang="plaintext">```</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1586,7 +1586,7 @@ the parser's state.</p>
 the parser state; as the HTML block was started in by start condition 6, it
 will end at any blank line. This can be surprising:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1812:1-1827:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;&lt;tr&gt;&lt;td&gt;</span>
+<pre data-sourcepos="1812:1-1827:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;&lt;tr&gt;&lt;td&gt;</span>
 <span id="LC2" class="line" lang="plaintext">&lt;pre&gt;</span>
 <span id="LC3" class="line" lang="plaintext">**Hello**,</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -1612,7 +1612,7 @@ of long tags inside a wrapped paragraph as starting HTML blocks.)</p>
 <p data-sourcepos="1838:1-1839:10" dir="auto">Some simple examples follow.  Here are some basic HTML blocks
 of type 6:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1841:1-1860:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;</span>
+<pre data-sourcepos="1841:1-1860:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;</span>
 <span id="LC2" class="line" lang="plaintext">  &lt;tr&gt;</span>
 <span id="LC3" class="line" lang="plaintext">    &lt;td&gt;</span>
 <span id="LC4" class="line" lang="plaintext">           hi</span>
@@ -1633,7 +1633,7 @@ of type 6:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1863:1-1871:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> &lt;div&gt;</span>
+<pre data-sourcepos="1863:1-1871:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> &lt;div&gt;</span>
 <span id="LC2" class="line" lang="plaintext">  *hello*</span>
 <span id="LC3" class="line" lang="plaintext">         &lt;foo&gt;&lt;a&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1644,7 +1644,7 @@ of type 6:</p>
 </div>
 <p data-sourcepos="1874:1-1874:42" dir="auto">A block can also start with a closing tag:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1876:1-1882:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;/div&gt;</span>
+<pre data-sourcepos="1876:1-1882:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;/div&gt;</span>
 <span id="LC2" class="line" lang="plaintext">*foo*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/div&gt;</span>
@@ -1653,7 +1653,7 @@ of type 6:</p>
 </div>
 <p data-sourcepos="1885:1-1885:68" dir="auto">Here we have two HTML blocks with a Markdown paragraph between them:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1887:1-1897:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;DIV CLASS="foo"&gt;</span>
+<pre data-sourcepos="1887:1-1897:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;DIV CLASS="foo"&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">*Markdown*</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -1667,7 +1667,7 @@ of type 6:</p>
 <p data-sourcepos="1900:1-1901:47" dir="auto">The tag on the first line can be partial, as long
 as it is split where there would be whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1903:1-1911:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div id="foo"</span>
+<pre data-sourcepos="1903:1-1911:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div id="foo"</span>
 <span id="LC2" class="line" lang="plaintext">  class="bar"&gt;</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/div&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1677,7 +1677,7 @@ as it is split where there would be whitespace:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1914:1-1922:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div id="foo" class="bar</span>
+<pre data-sourcepos="1914:1-1922:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div id="foo" class="bar</span>
 <span id="LC2" class="line" lang="plaintext">  baz"&gt;</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/div&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1688,7 +1688,7 @@ as it is split where there would be whitespace:</p>
 </div>
 <p data-sourcepos="1925:1-1925:31" dir="auto">An open tag need not be closed:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1926:1-1935:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span>
+<pre data-sourcepos="1926:1-1935:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span>
 <span id="LC2" class="line" lang="plaintext">*foo*</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">*bar*</span>
@@ -1701,7 +1701,7 @@ as it is split where there would be whitespace:</p>
 <p data-sourcepos="1939:1-1940:17" dir="auto">A partial tag need not even be completed (garbage
 in, garbage out):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1942:1-1948:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div id="foo"</span>
+<pre data-sourcepos="1942:1-1948:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div id="foo"</span>
 <span id="LC2" class="line" lang="plaintext">*hi*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;div id="foo"</span>
@@ -1709,7 +1709,7 @@ in, garbage out):</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1951:1-1957:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div class</span>
+<pre data-sourcepos="1951:1-1957:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div class</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;div class</span>
@@ -1719,7 +1719,7 @@ in, garbage out):</p>
 <p data-sourcepos="1960:1-1961:35" dir="auto">The initial tag doesn't even need to be a valid
 tag, as long as it starts like one:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1963:1-1969:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div *???-&amp;&amp;&amp;-&lt;---</span>
+<pre data-sourcepos="1963:1-1969:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div *???-&amp;&amp;&amp;-&lt;---</span>
 <span id="LC2" class="line" lang="plaintext">*foo*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;div *???-&amp;&amp;&amp;-&lt;---</span>
@@ -1729,13 +1729,13 @@ tag, as long as it starts like one:</p>
 <p data-sourcepos="1972:1-1973:7" dir="auto">In type 6 blocks, the initial tag need not be on a line by
 itself:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1975:1-1979:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;&lt;a href="bar"&gt;*foo*&lt;/a&gt;&lt;/div&gt;</span>
+<pre data-sourcepos="1975:1-1979:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;&lt;a href="bar"&gt;*foo*&lt;/a&gt;&lt;/div&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;div&gt;&lt;a href="bar"&gt;*foo*&lt;/a&gt;&lt;/div&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1982:1-1990:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;&lt;tr&gt;&lt;td&gt;</span>
+<pre data-sourcepos="1982:1-1990:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;&lt;tr&gt;&lt;td&gt;</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1750,7 +1750,7 @@ example, what looks like a Markdown code block
 is actually part of the HTML block, which continues until a blank
 line or the end of the document is reached:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1999:1-2009:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;&lt;/div&gt;</span>
+<pre data-sourcepos="1999:1-2009:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;&lt;/div&gt;</span>
 <span id="LC2" class="line" lang="plaintext">``` c</span>
 <span id="LC3" class="line" lang="plaintext">int x = 33;</span>
 <span id="LC4" class="line" lang="plaintext">```</span>
@@ -1765,7 +1765,7 @@ line or the end of the document is reached:</p>
 list of block-level tags in (6), you must put the tag by
 itself on the first line (and it must be complete):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2016:1-2024:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="foo"&gt;</span>
+<pre data-sourcepos="2016:1-2024:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="foo"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">*bar*</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/a&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1776,7 +1776,7 @@ itself on the first line (and it must be complete):</p>
 </div>
 <p data-sourcepos="2027:1-2027:49" dir="auto">In type 7 blocks, the [tag name] can be anything:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2029:1-2037:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;Warning&gt;</span>
+<pre data-sourcepos="2029:1-2037:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;Warning&gt;</span>
 <span id="LC2" class="line" lang="plaintext">*bar*</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/Warning&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1786,7 +1786,7 @@ itself on the first line (and it must be complete):</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2040:1-2048:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;i class="foo"&gt;</span>
+<pre data-sourcepos="2040:1-2048:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;i class="foo"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">*bar*</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/i&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1796,7 +1796,7 @@ itself on the first line (and it must be complete):</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2051:1-2057:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;/ins&gt;</span>
+<pre data-sourcepos="2051:1-2057:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;/ins&gt;</span>
 <span id="LC2" class="line" lang="plaintext">*bar*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/ins&gt;</span>
@@ -1809,7 +1809,7 @@ The <code>&lt;del&gt;</code> tag is a nice example.  We can surround content wit
 <code>&lt;del&gt;</code> tags in three different ways.  In this case, we get a raw
 HTML block, because the <code>&lt;del&gt;</code> tag is on a line by itself:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2066:1-2074:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;del&gt;</span>
+<pre data-sourcepos="2066:1-2074:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;del&gt;</span>
 <span id="LC2" class="line" lang="plaintext">*foo*</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/del&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1822,7 +1822,7 @@ HTML block, because the <code>&lt;del&gt;</code> tag is on a line by itself:</p>
 the <code>&lt;del&gt;</code> tag (because it ends with the following blank
 line).  So the contents get interpreted as CommonMark:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2081:1-2091:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;del&gt;</span>
+<pre data-sourcepos="2081:1-2091:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;del&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">*foo*</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -1838,7 +1838,7 @@ as [raw HTML] <em>inside</em> the CommonMark paragraph.  (Because
 the tag is not on a line by itself, we get inline HTML
 rather than an [HTML block].)</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2099:1-2103:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;del&gt;*foo*&lt;/del&gt;</span>
+<pre data-sourcepos="2099:1-2103:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;del&gt;*foo*&lt;/del&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;del&gt;&lt;em&gt;foo&lt;/em&gt;&lt;/del&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -1851,7 +1851,7 @@ end at the first line containing a corresponding end tag.
 As a result, these blocks can contain blank lines:</p>
 <p data-sourcepos="2113:1-2113:19" dir="auto">A pre tag (type 1):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2115:1-2131:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;pre language="haskell"&gt;&lt;code&gt;</span>
+<pre data-sourcepos="2115:1-2131:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;pre language="haskell"&gt;&lt;code&gt;</span>
 <span id="LC2" class="line" lang="plaintext">import Text.HTML.TagSoup</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">main :: IO ()</span>
@@ -1870,7 +1870,7 @@ As a result, these blocks can contain blank lines:</p>
 </div>
 <p data-sourcepos="2134:1-2134:22" dir="auto">A script tag (type 1):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2136:1-2150:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;script type="text/javascript"&gt;</span>
+<pre data-sourcepos="2136:1-2150:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;script type="text/javascript"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">// JavaScript example</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">document.getElementById("demo").innerHTML = "Hello JavaScript!";</span>
@@ -1887,7 +1887,7 @@ As a result, these blocks can contain blank lines:</p>
 </div>
 <p data-sourcepos="2153:1-2153:21" dir="auto">A style tag (type 1):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2155:1-2171:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;style</span>
+<pre data-sourcepos="2155:1-2171:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;style</span>
 <span id="LC2" class="line" lang="plaintext">  type="text/css"&gt;</span>
 <span id="LC3" class="line" lang="plaintext">h1 {color:red;}</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -1908,7 +1908,7 @@ As a result, these blocks can contain blank lines:</p>
 end of the document (or the enclosing [block quote][block quotes]
 or [list item][list items]):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2178:1-2188:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;style</span>
+<pre data-sourcepos="2178:1-2188:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;style</span>
 <span id="LC2" class="line" lang="plaintext">  type="text/css"&gt;</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">foo</span>
@@ -1920,7 +1920,7 @@ or [list item][list items]):</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2191:1-2202:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; &lt;div&gt;</span>
+<pre data-sourcepos="2191:1-2202:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; &lt;div&gt;</span>
 <span id="LC2" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">bar</span>
@@ -1933,7 +1933,7 @@ or [list item][list items]):</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2205:1-2215:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- &lt;div&gt;</span>
+<pre data-sourcepos="2205:1-2215:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- &lt;div&gt;</span>
 <span id="LC2" class="line" lang="plaintext">- foo</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ul&gt;</span>
@@ -1946,7 +1946,7 @@ or [list item][list items]):</p>
 </div>
 <p data-sourcepos="2218:1-2218:56" dir="auto">The end tag can occur on the same line as the start tag:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2220:1-2226:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;style&gt;p{color:red;}&lt;/style&gt;</span>
+<pre data-sourcepos="2220:1-2226:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;style&gt;p{color:red;}&lt;/style&gt;</span>
 <span id="LC2" class="line" lang="plaintext">*foo*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;style&gt;p{color:red;}&lt;/style&gt;</span>
@@ -1954,7 +1954,7 @@ or [list item][list items]):</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2229:1-2235:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;!-- foo --&gt;*bar*</span>
+<pre data-sourcepos="2229:1-2235:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;!-- foo --&gt;*bar*</span>
 <span id="LC2" class="line" lang="plaintext">*baz*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;!-- foo --&gt;*bar*</span>
@@ -1964,7 +1964,7 @@ or [list item][list items]):</p>
 <p data-sourcepos="2238:1-2239:45" dir="auto">Note that anything on the last line after the
 end tag will be included in the [HTML block]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2241:1-2249:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;script&gt;</span>
+<pre data-sourcepos="2241:1-2249:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;script&gt;</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/script&gt;1. *bar*</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -1975,7 +1975,7 @@ end tag will be included in the [HTML block]:</p>
 </div>
 <p data-sourcepos="2252:1-2252:19" dir="auto">A comment (type 2):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2254:1-2266:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;!-- Foo</span>
+<pre data-sourcepos="2254:1-2266:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;!-- Foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">bar</span>
 <span id="LC4" class="line" lang="plaintext">   baz --&gt;</span>
@@ -1990,7 +1990,7 @@ end tag will be included in the [HTML block]:</p>
 </div>
 <p data-sourcepos="2270:1-2270:34" dir="auto">A processing instruction (type 3):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2272:1-2286:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;?php</span>
+<pre data-sourcepos="2272:1-2286:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;?php</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  echo '&gt;';</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -2007,14 +2007,14 @@ end tag will be included in the [HTML block]:</p>
 </div>
 <p data-sourcepos="2289:1-2289:23" dir="auto">A declaration (type 4):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2291:1-2295:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;!DOCTYPE html&gt;</span>
+<pre data-sourcepos="2291:1-2295:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;!DOCTYPE html&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;!DOCTYPE html&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="2298:1-2298:15" dir="auto">CDATA (type 5):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2300:1-2328:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;![CDATA[</span>
+<pre data-sourcepos="2300:1-2328:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;![CDATA[</span>
 <span id="LC2" class="line" lang="plaintext">function matchwo(a,b)</span>
 <span id="LC3" class="line" lang="plaintext">{</span>
 <span id="LC4" class="line" lang="plaintext">  if (a &lt; b &amp;&amp; a &lt; 0) then {</span>
@@ -2045,7 +2045,7 @@ end tag will be included in the [HTML block]:</p>
 </div>
 <p data-sourcepos="2331:1-2331:54" dir="auto">The opening tag can be indented 1-3 spaces, but not 4:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2333:1-2341:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  &lt;!-- foo --&gt;</span>
+<pre data-sourcepos="2333:1-2341:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  &lt;!-- foo --&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">    &lt;!-- foo --&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2055,7 +2055,7 @@ end tag will be included in the [HTML block]:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2344:1-2352:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  &lt;div&gt;</span>
+<pre data-sourcepos="2344:1-2352:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  &lt;div&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">    &lt;div&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2067,7 +2067,7 @@ end tag will be included in the [HTML block]:</p>
 <p data-sourcepos="2355:1-2356:25" dir="auto">An HTML block of types 1--6 can interrupt a paragraph, and need not be
 preceded by a blank line.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2358:1-2368:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="2358:1-2368:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">&lt;div&gt;</span>
 <span id="LC3" class="line" lang="plaintext">bar</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/div&gt;</span>
@@ -2082,7 +2082,7 @@ preceded by a blank line.</p>
 a document, and except for blocks of types 1--5, [above][HTML
 block]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2375:1-2385:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span>
+<pre data-sourcepos="2375:1-2385:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span>
 <span id="LC2" class="line" lang="plaintext">bar</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/div&gt;</span>
 <span id="LC4" class="line" lang="plaintext">*foo*</span>
@@ -2095,7 +2095,7 @@ block]:</p>
 </div>
 <p data-sourcepos="2388:1-2388:51" dir="auto">HTML blocks of type 7 cannot interrupt a paragraph:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2390:1-2398:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="2390:1-2398:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">&lt;a href="bar"&gt;</span>
 <span id="LC3" class="line" lang="plaintext">baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2132,7 +2132,7 @@ and flexible way of including Markdown content inside HTML tags:
 simply separate the Markdown from the HTML using blank lines:</p>
 <p data-sourcepos="2429:1-2429:8" dir="auto">Compare:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2431:1-2441:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span>
+<pre data-sourcepos="2431:1-2441:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">*Emphasized* text.</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -2144,7 +2144,7 @@ simply separate the Markdown from the HTML using blank lines:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2444:1-2452:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span>
+<pre data-sourcepos="2444:1-2452:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;div&gt;</span>
 <span id="LC2" class="line" lang="plaintext">*Emphasized* text.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;/div&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2163,7 +2163,7 @@ blocks into Markdown documents with 100% reliability.  However,
 <em>in most cases</em> this will work fine, because the blank lines in
 HTML are usually followed by HTML block tags.  For example:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2466:1-2486:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;</span>
+<pre data-sourcepos="2466:1-2486:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">&lt;tr&gt;</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -2188,7 +2188,7 @@ HTML are usually followed by HTML block tags.  For example:</p>
 <em>and</em> separated by spaces, as then they will be interpreted as
 an indented code block:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2493:1-2514:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;</span>
+<pre data-sourcepos="2493:1-2514:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;table&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  &lt;tr&gt;</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -2232,7 +2232,7 @@ and reference-style [images] elsewhere in the document.  [Link
 reference definitions] can come either before or after the links that use
 them.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2541:1-2547:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url "title"</span>
+<pre data-sourcepos="2541:1-2547:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2240,7 +2240,7 @@ them.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2550:1-2558:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   [foo]: </span>
+<pre data-sourcepos="2550:1-2558:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   [foo]: </span>
 <span id="LC2" class="line" lang="plaintext">      /url  </span>
 <span id="LC3" class="line" lang="plaintext">           'the title'  </span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -2250,7 +2250,7 @@ them.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2561:1-2567:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo*bar\]]:my_(url) 'title (with parens)'</span>
+<pre data-sourcepos="2561:1-2567:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo*bar\]]:my_(url) 'title (with parens)'</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[Foo*bar\]]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2258,7 +2258,7 @@ them.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2570:1-2578:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo bar]:</span>
+<pre data-sourcepos="2570:1-2578:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo bar]:</span>
 <span id="LC2" class="line" lang="plaintext">&lt;my url&gt;</span>
 <span id="LC3" class="line" lang="plaintext">'title'</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -2269,7 +2269,7 @@ them.</p>
 </div>
 <p data-sourcepos="2581:1-2581:41" dir="auto">The title may extend over multiple lines:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2583:1-2597:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url '</span>
+<pre data-sourcepos="2583:1-2597:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url '</span>
 <span id="LC2" class="line" lang="plaintext">title</span>
 <span id="LC3" class="line" lang="plaintext">line1</span>
 <span id="LC4" class="line" lang="plaintext">line2</span>
@@ -2286,7 +2286,7 @@ them.</p>
 </div>
 <p data-sourcepos="2600:1-2600:43" dir="auto">However, it may not contain a [blank line]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2602:1-2612:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url 'title</span>
+<pre data-sourcepos="2602:1-2612:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url 'title</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">with blank line'</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -2299,7 +2299,7 @@ them.</p>
 </div>
 <p data-sourcepos="2615:1-2615:25" dir="auto">The title may be omitted:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2617:1-2624:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]:</span>
+<pre data-sourcepos="2617:1-2624:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]:</span>
 <span id="LC2" class="line" lang="plaintext">/url</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">[foo]</span>
@@ -2309,7 +2309,7 @@ them.</p>
 </div>
 <p data-sourcepos="2627:1-2627:40" dir="auto">The link destination may not be omitted:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2629:1-2636:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]:</span>
+<pre data-sourcepos="2629:1-2636:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]:</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2320,7 +2320,7 @@ them.</p>
 <p data-sourcepos="2638:2-2639:16" dir="auto">However, an empty link destination may be specified using
 angle brackets:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2641:1-2647:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: &lt;&gt;</span>
+<pre data-sourcepos="2641:1-2647:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: &lt;&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2330,7 +2330,7 @@ angle brackets:</p>
 <p data-sourcepos="2649:1-2650:11" dir="auto">The title must be separated from the link destination by
 whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2652:1-2659:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: &lt;bar&gt;(baz)</span>
+<pre data-sourcepos="2652:1-2659:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: &lt;bar&gt;(baz)</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2341,7 +2341,7 @@ whitespace:</p>
 <p data-sourcepos="2662:1-2663:24" dir="auto">Both title and destination can contain backslash escapes
 and literal backslashes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2665:1-2671:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url\bar\*baz "foo\"bar\baz"</span>
+<pre data-sourcepos="2665:1-2671:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url\bar\*baz "foo\"bar\baz"</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2350,7 +2350,7 @@ and literal backslashes:</p>
 </div>
 <p data-sourcepos="2674:1-2674:52" dir="auto">A link can come before its corresponding definition:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2676:1-2682:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
+<pre data-sourcepos="2676:1-2682:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2360,7 +2360,7 @@ and literal backslashes:</p>
 <p data-sourcepos="2685:1-2686:11" dir="auto">If there are several matching definitions, the first one takes
 precedence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2688:1-2695:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
+<pre data-sourcepos="2688:1-2695:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: first</span>
 <span id="LC4" class="line" lang="plaintext">[foo]: second</span>
@@ -2371,7 +2371,7 @@ precedence:</p>
 <p data-sourcepos="2698:1-2699:33" dir="auto">As noted in the section on [Links], matching of labels is
 case-insensitive (see [matches]).</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2701:1-2707:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[FOO]: /url</span>
+<pre data-sourcepos="2701:1-2707:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[FOO]: /url</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[Foo]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2379,7 +2379,7 @@ case-insensitive (see [matches]).</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2710:1-2716:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[ΑΓΩ]: /φου</span>
+<pre data-sourcepos="2710:1-2716:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[ΑΓΩ]: /φου</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[αγω]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2389,13 +2389,13 @@ case-insensitive (see [matches]).</p>
 <p data-sourcepos="2719:1-2720:39" dir="auto">Here is a link reference definition with no corresponding link.
 It contributes nothing to the document.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2722:1-2725:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
+<pre data-sourcepos="2722:1-2725:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
 <span id="LC2" class="line" lang="plaintext">.</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="2728:1-2728:20" dir="auto">Here is another one:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2730:1-2737:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[</span>
+<pre data-sourcepos="2730:1-2737:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">]: /url</span>
 <span id="LC4" class="line" lang="plaintext">bar</span>
@@ -2406,14 +2406,14 @@ It contributes nothing to the document.</p>
 <p data-sourcepos="2740:1-2741:44" dir="auto">This is not a link reference definition, because there are
 [non-whitespace characters] after the title:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2743:1-2747:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url "title" ok</span>
+<pre data-sourcepos="2743:1-2747:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url "title" ok</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[foo]: /url &amp;quot;title&amp;quot; ok&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="2750:1-2750:57" dir="auto">This is a link reference definition, but it has no title:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2752:1-2757:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
+<pre data-sourcepos="2752:1-2757:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
 <span id="LC2" class="line" lang="plaintext">"title" ok</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&amp;quot;title&amp;quot; ok&lt;/p&gt;</span></code></pre>
@@ -2422,7 +2422,7 @@ It contributes nothing to the document.</p>
 <p data-sourcepos="2760:1-2761:12" dir="auto">This is not a link reference definition, because it is indented
 four spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2763:1-2771:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    [foo]: /url "title"</span>
+<pre data-sourcepos="2763:1-2771:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    [foo]: /url "title"</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2434,7 +2434,7 @@ four spaces:</p>
 <p data-sourcepos="2774:1-2775:13" dir="auto">This is not a link reference definition, because it occurs inside
 a code block:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2777:1-2787:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
+<pre data-sourcepos="2777:1-2787:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```</span>
 <span id="LC2" class="line" lang="plaintext">[foo]: /url</span>
 <span id="LC3" class="line" lang="plaintext">```</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -2447,7 +2447,7 @@ a code block:</p>
 </div>
 <p data-sourcepos="2790:1-2790:59" dir="auto">A [link reference definition] cannot interrupt a paragraph.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2792:1-2801:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="2792:1-2801:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">[bar]: /baz</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">[bar]</span>
@@ -2460,7 +2460,7 @@ a code block:</p>
 <p data-sourcepos="2804:1-2805:65" dir="auto">However, it can directly follow other block elements, such as headings
 and thematic breaks, and it need not be followed by a blank line.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2807:1-2816:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># [Foo]</span>
+<pre data-sourcepos="2807:1-2816:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"># [Foo]</span>
 <span id="LC2" class="line" lang="plaintext">[foo]: /url</span>
 <span id="LC3" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2471,7 +2471,7 @@ and thematic breaks, and it need not be followed by a blank line.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2818:1-2826:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
+<pre data-sourcepos="2818:1-2826:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
 <span id="LC2" class="line" lang="plaintext">bar</span>
 <span id="LC3" class="line" lang="plaintext">===</span>
 <span id="LC4" class="line" lang="plaintext">[foo]</span>
@@ -2481,7 +2481,7 @@ and thematic breaks, and it need not be followed by a blank line.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2828:1-2835:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
+<pre data-sourcepos="2828:1-2835:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
 <span id="LC2" class="line" lang="plaintext">===</span>
 <span id="LC3" class="line" lang="plaintext">[foo]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2492,7 +2492,7 @@ and thematic breaks, and it need not be followed by a blank line.</p>
 <p data-sourcepos="2838:1-2839:61" dir="auto">Several [link reference definitions]
 can occur one after another, without intervening blank lines.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2841:1-2854:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /foo-url "foo"</span>
+<pre data-sourcepos="2841:1-2854:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /foo-url "foo"</span>
 <span id="LC2" class="line" lang="plaintext">[bar]: /bar-url</span>
 <span id="LC3" class="line" lang="plaintext">  "bar"</span>
 <span id="LC4" class="line" lang="plaintext">[baz]: /baz-url</span>
@@ -2511,7 +2511,7 @@ inside block containers, like lists and block quotations.  They
 affect the entire document, not just the container in which they
 are defined:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2862:1-2870:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
+<pre data-sourcepos="2862:1-2870:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">&gt; [foo]: /url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2526,7 +2526,7 @@ used in the document.  Thus, for example, the following
 document contains just a link reference definition, and
 no visible content:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2879:1-2882:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
+<pre data-sourcepos="2879:1-2882:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url</span>
 <span id="LC2" class="line" lang="plaintext">.</span></code></pre>
 <copy-code></copy-code>
 </div>
@@ -2540,7 +2540,7 @@ is formed by concatenating the lines and removing initial and final
 [whitespace].</p>
 <p data-sourcepos="2894:1-2894:37" dir="auto">A simple example with two paragraphs:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2896:1-2903:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+<pre data-sourcepos="2896:1-2903:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">bbb</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2550,7 +2550,7 @@ is formed by concatenating the lines and removing initial and final
 </div>
 <p data-sourcepos="2906:1-2906:58" dir="auto">Paragraphs can contain multiple lines, but no blank lines:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2908:1-2919:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+<pre data-sourcepos="2908:1-2919:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
 <span id="LC2" class="line" lang="plaintext">bbb</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">ccc</span>
@@ -2564,7 +2564,7 @@ is formed by concatenating the lines and removing initial and final
 </div>
 <p data-sourcepos="2922:1-2922:54" dir="auto">Multiple blank lines between paragraph have no effect:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2924:1-2932:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+<pre data-sourcepos="2924:1-2932:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">bbb</span>
@@ -2575,7 +2575,7 @@ is formed by concatenating the lines and removing initial and final
 </div>
 <p data-sourcepos="2935:1-2935:27" dir="auto">Leading spaces are skipped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2937:1-2943:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  aaa</span>
+<pre data-sourcepos="2937:1-2943:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  aaa</span>
 <span id="LC2" class="line" lang="plaintext"> bbb</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;aaa</span>
@@ -2585,7 +2585,7 @@ is formed by concatenating the lines and removing initial and final
 <p data-sourcepos="2946:1-2947:40" dir="auto">Lines after the first may be indented any amount, since indented
 code blocks cannot interrupt paragraphs.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2949:1-2957:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
+<pre data-sourcepos="2949:1-2957:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa</span>
 <span id="LC2" class="line" lang="plaintext">             bbb</span>
 <span id="LC3" class="line" lang="plaintext">                                       ccc</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2597,7 +2597,7 @@ code blocks cannot interrupt paragraphs.</p>
 <p data-sourcepos="2960:1-2961:44" dir="auto">However, the first line may be indented at most three spaces,
 or an indented code block will be triggered:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2963:1-2969:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   aaa</span>
+<pre data-sourcepos="2963:1-2969:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   aaa</span>
 <span id="LC2" class="line" lang="plaintext">bbb</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;aaa</span>
@@ -2605,7 +2605,7 @@ or an indented code block will be triggered:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2972:1-2979:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    aaa</span>
+<pre data-sourcepos="2972:1-2979:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    aaa</span>
 <span id="LC2" class="line" lang="plaintext">bbb</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;aaa</span>
@@ -2617,7 +2617,7 @@ or an indented code block will be triggered:</p>
 that ends with two or more spaces will not end with a [hard line
 break]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="2986:1-2992:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa     </span>
+<pre data-sourcepos="2986:1-2992:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aaa     </span>
 <span id="LC2" class="line" lang="plaintext">bbb     </span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;aaa&lt;br /&gt;</span>
@@ -2631,7 +2631,7 @@ except for the role they play in determining whether a [list]
 is [tight] or [loose].</p>
 <p data-sourcepos="3001:1-3001:70" dir="auto">Blank lines at the beginning and end of the document are also ignored.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3003:1-3015:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  </span>
+<pre data-sourcepos="3003:1-3015:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  </span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">aaa</span>
 <span id="LC4" class="line" lang="plaintext">  </span>
@@ -2661,7 +2661,7 @@ be inserted in a table.</p>
 and optionally, a leading or trailing colon (<code>:</code>), or both, to indicate left,
 right, or center alignment respectively.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3038:1-3057:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| foo | bar |</span>
+<pre data-sourcepos="3038:1-3057:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| foo | bar |</span>
 <span id="LC2" class="line" lang="plaintext">| --- | --- |</span>
 <span id="LC3" class="line" lang="plaintext">| baz | bim |</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2684,7 +2684,7 @@ right, or center alignment respectively.</p>
 <p data-sourcepos="3059:1-3060:74">Cells in one column don't need to match length, though it's easier to read if
 they are. Likewise, use of leading and trailing pipes may be inconsistent:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3062:1-3081:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | defghi |</span>
+<pre data-sourcepos="3062:1-3081:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | defghi |</span>
 <span id="LC2" class="line" lang="plaintext">:-: | -----------:</span>
 <span id="LC3" class="line" lang="plaintext">bar | baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2707,7 +2707,7 @@ they are. Likewise, use of leading and trailing pipes may be inconsistent:</p>
 <p data-sourcepos="3083:1-3084:13">Include a pipe in a cell's content by escaping it, including inside other
 inline spans:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3086:1-3107:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| f\|oo  |</span>
+<pre data-sourcepos="3086:1-3107:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| f\|oo  |</span>
 <span id="LC2" class="line" lang="plaintext">| ------ |</span>
 <span id="LC3" class="line" lang="plaintext">| b `\|` az |</span>
 <span id="LC4" class="line" lang="plaintext">| b **\|** im |</span>
@@ -2732,7 +2732,7 @@ inline spans:</p>
 <p data-sourcepos="3109:1-3110:22">The table is broken at the first empty line, or beginning of another
 block-level structure:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3112:1-3135:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
+<pre data-sourcepos="3112:1-3135:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
 <span id="LC2" class="line" lang="plaintext">| --- | --- |</span>
 <span id="LC3" class="line" lang="plaintext">| bar | baz |</span>
 <span id="LC4" class="line" lang="plaintext">&gt; bar</span>
@@ -2757,7 +2757,7 @@ block-level structure:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3137:1-3164:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
+<pre data-sourcepos="3137:1-3164:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
 <span id="LC2" class="line" lang="plaintext">| --- | --- |</span>
 <span id="LC3" class="line" lang="plaintext">| bar | baz |</span>
 <span id="LC4" class="line" lang="plaintext">bar</span>
@@ -2788,7 +2788,7 @@ block-level structure:</p>
 <p data-sourcepos="3166:1-3167:31">The header row must match the [delimiter row] in the number of cells.  If not,
 a table will not be recognized:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3169:1-3177:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
+<pre data-sourcepos="3169:1-3177:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
 <span id="LC2" class="line" lang="plaintext">| --- |</span>
 <span id="LC3" class="line" lang="plaintext">| bar |</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2801,7 +2801,7 @@ a table will not be recognized:</p>
 are a number of cells fewer than the number of cells in the header row, empty
 cells are inserted.  If there are greater, the excess is ignored:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3183:1-3207:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
+<pre data-sourcepos="3183:1-3207:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
 <span id="LC2" class="line" lang="plaintext">| --- | --- |</span>
 <span id="LC3" class="line" lang="plaintext">| bar |</span>
 <span id="LC4" class="line" lang="plaintext">| bar | baz | boo |</span>
@@ -2828,7 +2828,7 @@ cells are inserted.  If there are greater, the excess is ignored:</p>
 </div>
 <p data-sourcepos="3209:1-3209:75">If there are no rows in the body, no <code>&lt;tbody&gt;</code> is generated in HTML output:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3211:1-3223:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
+<pre data-sourcepos="3211:1-3223:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">| abc | def |</span>
 <span id="LC2" class="line" lang="plaintext">| --- | --- |</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;table&gt;</span>
@@ -2892,7 +2892,7 @@ quotes] in a row unless there is a [blank line] between them.</p>
 <p data-sourcepos="3273:1-3273:54" dir="auto">Nothing else counts as a <a href="#block-quotes">block quote</a>.</p>
 <p data-sourcepos="3275:1-3275:25" dir="auto">Here is a simple example:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3277:1-3287:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; # Foo</span>
+<pre data-sourcepos="3277:1-3287:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; # Foo</span>
 <span id="LC2" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC3" class="line" lang="plaintext">&gt; baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2905,7 +2905,7 @@ quotes] in a row unless there is a [blank line] between them.</p>
 </div>
 <p data-sourcepos="3290:1-3290:51" dir="auto">The spaces after the <code>&gt;</code> characters can be omitted:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3292:1-3302:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;# Foo</span>
+<pre data-sourcepos="3292:1-3302:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;# Foo</span>
 <span id="LC2" class="line" lang="plaintext">&gt;bar</span>
 <span id="LC3" class="line" lang="plaintext">&gt; baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2918,7 +2918,7 @@ quotes] in a row unless there is a [blank line] between them.</p>
 </div>
 <p data-sourcepos="3305:1-3305:46" dir="auto">The <code>&gt;</code> characters can be indented 1-3 spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3307:1-3317:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   &gt; # Foo</span>
+<pre data-sourcepos="3307:1-3317:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   &gt; # Foo</span>
 <span id="LC2" class="line" lang="plaintext">   &gt; bar</span>
 <span id="LC3" class="line" lang="plaintext"> &gt; baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2931,7 +2931,7 @@ quotes] in a row unless there is a [blank line] between them.</p>
 </div>
 <p data-sourcepos="3320:1-3320:34" dir="auto">Four spaces gives us a code block:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3322:1-3331:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    &gt; # Foo</span>
+<pre data-sourcepos="3322:1-3331:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    &gt; # Foo</span>
 <span id="LC2" class="line" lang="plaintext">    &gt; bar</span>
 <span id="LC3" class="line" lang="plaintext">    &gt; baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2944,7 +2944,7 @@ quotes] in a row unless there is a [blank line] between them.</p>
 <p data-sourcepos="3334:1-3335:30" dir="auto">The Laziness clause allows us to omit the <code>&gt;</code> before
 [paragraph continuation text]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3337:1-3347:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; # Foo</span>
+<pre data-sourcepos="3337:1-3347:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; # Foo</span>
 <span id="LC2" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC3" class="line" lang="plaintext">baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2958,7 +2958,7 @@ quotes] in a row unless there is a [blank line] between them.</p>
 <p data-sourcepos="3350:1-3351:19" dir="auto">A block quote can contain some lazy and some non-lazy
 continuation lines:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3353:1-3363:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; bar</span>
+<pre data-sourcepos="3353:1-3363:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC2" class="line" lang="plaintext">baz</span>
 <span id="LC3" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -2973,13 +2973,13 @@ continuation lines:</p>
 paragraphs had they been prepended with [block quote markers].
 For example, the <code>&gt; </code> cannot be omitted in the second line of</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3370:1-3373:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gt">&gt; foo</span></span>
+<pre data-sourcepos="3370:1-3373:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gt">&gt; foo</span></span>
 <span id="LC2" class="line" lang="markdown"><span class="gt">&gt; ---</span></span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="3375:1-3375:29" dir="auto">without changing the meaning:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3377:1-3385:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
+<pre data-sourcepos="3377:1-3385:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC2" class="line" lang="plaintext">---</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -2990,13 +2990,13 @@ For example, the <code>&gt; </code> cannot be omitted in the second line of</p>
 </div>
 <p data-sourcepos="3388:1-3388:52" dir="auto">Similarly, if we omit the <code>&gt; </code> in the second line of</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3390:1-3393:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gt">&gt; - foo</span></span>
+<pre data-sourcepos="3390:1-3393:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gt">&gt; - foo</span></span>
 <span id="LC2" class="line" lang="markdown"><span class="gt">&gt; - bar</span></span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="3395:1-3395:47" dir="auto">then the block quote ends after the first line:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3397:1-3409:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; - foo</span>
+<pre data-sourcepos="3397:1-3409:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; - foo</span>
 <span id="LC2" class="line" lang="plaintext">- bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -3012,7 +3012,7 @@ For example, the <code>&gt; </code> cannot be omitted in the second line of</p>
 <p data-sourcepos="3412:1-3413:53" dir="auto">For the same reason, we can't omit the <code>&gt; </code> in front of
 subsequent lines of an indented or fenced code block:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3415:1-3425:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;     foo</span>
+<pre data-sourcepos="3415:1-3425:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;     foo</span>
 <span id="LC2" class="line" lang="plaintext">    bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -3024,7 +3024,7 @@ subsequent lines of an indented or fenced code block:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3428:1-3438:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; ```</span>
+<pre data-sourcepos="3428:1-3438:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; ```</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">```</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3038,7 +3038,7 @@ subsequent lines of an indented or fenced code block:</p>
 <p data-sourcepos="3441:1-3442:19" dir="auto">Note that in the following case, we have a [lazy
 continuation line]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3444:1-3452:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
+<pre data-sourcepos="3444:1-3452:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC2" class="line" lang="plaintext">    - bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -3049,7 +3049,7 @@ continuation line]:</p>
 </div>
 <p data-sourcepos="3455:1-3455:24" dir="auto">To see why, note that in</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3457:1-3460:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gt">&gt; foo</span></span>
+<pre data-sourcepos="3457:1-3460:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gt">&gt; foo</span></span>
 <span id="LC2" class="line" lang="markdown"><span class="gt">&gt;     - bar</span></span></code></pre>
 <copy-code></copy-code>
 </div>
@@ -3058,14 +3058,14 @@ be an indented code block because indented code blocks cannot
 interrupt paragraphs, so it is [paragraph continuation text].</p>
 <p data-sourcepos="3466:1-3466:27" dir="auto">A block quote can be empty:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3468:1-3473:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;</span>
+<pre data-sourcepos="3468:1-3473:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;blockquote&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/blockquote&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3476:1-3483:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;</span>
+<pre data-sourcepos="3476:1-3483:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;</span>
 <span id="LC2" class="line" lang="plaintext">&gt;  </span>
 <span id="LC3" class="line" lang="plaintext">&gt; </span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3075,7 +3075,7 @@ interrupt paragraphs, so it is [paragraph continuation text].</p>
 </div>
 <p data-sourcepos="3486:1-3486:52" dir="auto">A block quote can have initial or final blank lines:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3488:1-3496:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;</span>
+<pre data-sourcepos="3488:1-3496:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;</span>
 <span id="LC2" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC3" class="line" lang="plaintext">&gt;  </span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3086,7 +3086,7 @@ interrupt paragraphs, so it is [paragraph continuation text].</p>
 </div>
 <p data-sourcepos="3499:1-3499:43" dir="auto">A blank line always separates block quotes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3501:1-3512:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
+<pre data-sourcepos="3501:1-3512:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3105,7 +3105,7 @@ whether two block quotes or one are wanted.)</p>
 <p data-sourcepos="3520:1-3521:28" dir="auto">Consecutiveness means that if we put these block quotes together,
 we get a single block quote:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3523:1-3531:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
+<pre data-sourcepos="3523:1-3531:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC2" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -3116,7 +3116,7 @@ we get a single block quote:</p>
 </div>
 <p data-sourcepos="3534:1-3534:46" dir="auto">To get a block quote with two paragraphs, use:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3536:1-3545:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
+<pre data-sourcepos="3536:1-3545:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; foo</span>
 <span id="LC2" class="line" lang="plaintext">&gt;</span>
 <span id="LC3" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3128,7 +3128,7 @@ we get a single block quote:</p>
 </div>
 <p data-sourcepos="3548:1-3548:38" dir="auto">Block quotes can interrupt paragraphs:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3550:1-3558:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
+<pre data-sourcepos="3550:1-3558:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
 <span id="LC2" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo&lt;/p&gt;</span>
@@ -3140,7 +3140,7 @@ we get a single block quote:</p>
 <p data-sourcepos="3561:1-3562:7" dir="auto">In general, blank lines are not needed before or after block
 quotes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3564:1-3576:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; aaa</span>
+<pre data-sourcepos="3564:1-3576:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; aaa</span>
 <span id="LC2" class="line" lang="plaintext">***</span>
 <span id="LC3" class="line" lang="plaintext">&gt; bbb</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3156,7 +3156,7 @@ quotes:</p>
 <p data-sourcepos="3579:1-3580:40" dir="auto">However, because of laziness, a blank line is needed between
 a block quote and a following paragraph:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3582:1-3590:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; bar</span>
+<pre data-sourcepos="3582:1-3590:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC2" class="line" lang="plaintext">baz</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -3166,7 +3166,7 @@ a block quote and a following paragraph:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3593:1-3602:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; bar</span>
+<pre data-sourcepos="3593:1-3602:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3177,7 +3177,7 @@ a block quote and a following paragraph:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3605:1-3614:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; bar</span>
+<pre data-sourcepos="3605:1-3614:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC2" class="line" lang="plaintext">&gt;</span>
 <span id="LC3" class="line" lang="plaintext">baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3191,7 +3191,7 @@ a block quote and a following paragraph:</p>
 of initial <code>&gt;</code>s may be omitted on a continuation line of a
 nested block quote:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3621:1-3633:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; &gt; &gt; foo</span>
+<pre data-sourcepos="3621:1-3633:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; &gt; &gt; foo</span>
 <span id="LC2" class="line" lang="plaintext">bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -3205,7 +3205,7 @@ nested block quote:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3636:1-3650:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;&gt;&gt; foo</span>
+<pre data-sourcepos="3636:1-3650:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;&gt;&gt; foo</span>
 <span id="LC2" class="line" lang="plaintext">&gt; bar</span>
 <span id="LC3" class="line" lang="plaintext">&gt;&gt;baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3225,7 +3225,7 @@ remember that the [block quote marker] includes
 both the <code>&gt;</code> and a following space.  So <em>five spaces</em> are needed after
 the <code>&gt;</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3658:1-3670:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;     code</span>
+<pre data-sourcepos="3658:1-3670:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;     code</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">&gt;    not code</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3275,7 +3275,7 @@ that line is not a list item.</li>
 </ol>
 <p data-sourcepos="3710:1-3710:34" dir="auto">For example, let <em>Ls</em> be the lines</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3712:1-3727:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">A paragraph</span>
+<pre data-sourcepos="3712:1-3727:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">A paragraph</span>
 <span id="LC2" class="line" lang="plaintext">with two lines.</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">    indented code</span>
@@ -3295,7 +3295,7 @@ that line is not a list item.</li>
 that the following is an ordered list item with start number 1,
 and the same contents as <em>Ls</em>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3734:1-3753:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.  A paragraph</span>
+<pre data-sourcepos="3734:1-3753:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.  A paragraph</span>
 <span id="LC2" class="line" lang="plaintext">    with two lines.</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">        indented code</span>
@@ -3325,7 +3325,7 @@ item.</p>
 <p data-sourcepos="3764:1-3765:24" dir="auto">Here are some examples showing how far content must be indented to be
 put under the list item:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3767:1-3776:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- one</span>
+<pre data-sourcepos="3767:1-3776:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- one</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext"> two</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3336,7 +3336,7 @@ put under the list item:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3779:1-3790:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- one</span>
+<pre data-sourcepos="3779:1-3790:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- one</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  two</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3349,7 +3349,7 @@ put under the list item:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3793:1-3803:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> -    one</span>
+<pre data-sourcepos="3793:1-3803:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> -    one</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">     two</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3361,7 +3361,7 @@ put under the list item:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3806:1-3817:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> -    one</span>
+<pre data-sourcepos="3806:1-3817:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> -    one</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">      two</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3381,7 +3381,7 @@ is needed.  Which column this indentation reaches will depend on
 how the list item is embedded in other constructions, as shown by
 this example:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3828:1-3843:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   &gt; &gt; 1.  one</span>
+<pre data-sourcepos="3828:1-3843:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   &gt; &gt; 1.  one</span>
 <span id="LC2" class="line" lang="plaintext">&gt;&gt;</span>
 <span id="LC3" class="line" lang="plaintext">&gt;&gt;     two</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3405,7 +3405,7 @@ occurs far to the right of the initial text of the list item, <code>one</code>,
 it is not considered part of the list item, because it is not indented
 far enough past the blockquote marker:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3855:1-3868:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;&gt;- one</span>
+<pre data-sourcepos="3855:1-3868:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt;&gt;- one</span>
 <span id="LC2" class="line" lang="plaintext">&gt;&gt;</span>
 <span id="LC3" class="line" lang="plaintext">  &gt;  &gt; two</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3422,7 +3422,7 @@ far enough past the blockquote marker:</p>
 <p data-sourcepos="3871:1-3872:51" dir="auto">Note that at least one space is needed between the list marker and
 any following content, so these are not list items:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3874:1-3881:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-one</span>
+<pre data-sourcepos="3874:1-3881:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-one</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">2.two</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3433,7 +3433,7 @@ any following content, so these are not list items:</p>
 <p data-sourcepos="3884:1-3885:15" dir="auto">A list item may contain blocks that are separated by more than
 one blank line.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3887:1-3899:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="3887:1-3899:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">  bar</span>
@@ -3448,7 +3448,7 @@ one blank line.</p>
 </div>
 <p data-sourcepos="3902:1-3902:42" dir="auto">A list item may contain any kind of block:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3904:1-3926:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.  foo</span>
+<pre data-sourcepos="3904:1-3926:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.  foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">    ```</span>
 <span id="LC4" class="line" lang="plaintext">    bar</span>
@@ -3474,7 +3474,7 @@ one blank line.</p>
 <p data-sourcepos="3929:1-3930:43" dir="auto">A list item that contains an indented code block will preserve
 empty lines within the code block verbatim.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3932:1-3950:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- Foo</span>
+<pre data-sourcepos="3932:1-3950:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- Foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">      bar</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -3495,7 +3495,7 @@ empty lines within the code block verbatim.</p>
 </div>
 <p data-sourcepos="3952:1-3952:65" dir="auto">Note that ordered list start numbers must be nine digits or less:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3954:1-3960:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">123456789. ok</span>
+<pre data-sourcepos="3954:1-3960:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">123456789. ok</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ol start="123456789"&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;ok&lt;/li&gt;</span>
@@ -3503,14 +3503,14 @@ empty lines within the code block verbatim.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3963:1-3967:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1234567890. not ok</span>
+<pre data-sourcepos="3963:1-3967:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1234567890. not ok</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;1234567890. not ok&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="3970:1-3970:33" dir="auto">A start number may begin with 0s:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3972:1-3978:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">0. ok</span>
+<pre data-sourcepos="3972:1-3978:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">0. ok</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ol start="0"&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;ok&lt;/li&gt;</span>
@@ -3518,7 +3518,7 @@ empty lines within the code block verbatim.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3981:1-3987:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">003. ok</span>
+<pre data-sourcepos="3981:1-3987:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">003. ok</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ol start="3"&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;ok&lt;/li&gt;</span>
@@ -3527,7 +3527,7 @@ empty lines within the code block verbatim.</p>
 </div>
 <p data-sourcepos="3990:1-3990:35" dir="auto">A start number may not be negative:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="3992:1-3996:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-1. not ok</span>
+<pre data-sourcepos="3992:1-3996:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-1. not ok</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;-1. not ok&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -3549,7 +3549,7 @@ start number, based on the ordered list marker.</li>
 the edge of the region where text will be included in the list item.
 In the following case that is 6 spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4015:1-4027:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="4015:1-4027:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">      bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3564,7 +3564,7 @@ In the following case that is 6 spaces:</p>
 </div>
 <p data-sourcepos="4030:1-4030:33" dir="auto">And in this case it is 11 spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4032:1-4044:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  10.  foo</span>
+<pre data-sourcepos="4032:1-4044:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  10.  foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">           bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3581,7 +3581,7 @@ In the following case that is 6 spaces:</p>
 then by rule #2, the contents must be indented <em>one</em> space after the
 list marker:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4051:1-4063:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    indented code</span>
+<pre data-sourcepos="4051:1-4063:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    indented code</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">paragraph</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -3595,7 +3595,7 @@ list marker:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4066:1-4082:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.     indented code</span>
+<pre data-sourcepos="4066:1-4082:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.     indented code</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">   paragraph</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -3615,7 +3615,7 @@ list marker:</p>
 <p data-sourcepos="4085:1-4086:22" dir="auto">Note that an additional space indent is interpreted as space
 inside the code block:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4088:1-4104:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.      indented code</span>
+<pre data-sourcepos="4088:1-4104:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1.      indented code</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">   paragraph</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -3640,7 +3640,7 @@ block.  In a case like the following, where the first block begins with
 a three-space indent, the rules do not allow us to form a list item by
 indenting the whole thing and prepending a list marker:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4115:1-4122:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   foo</span>
+<pre data-sourcepos="4115:1-4122:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3649,7 +3649,7 @@ indenting the whole thing and prepending a list marker:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4125:1-4134:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-    foo</span>
+<pre data-sourcepos="4125:1-4134:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-    foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3664,7 +3664,7 @@ with 1-3 spaces indent, the indentation can always be removed without
 a change in interpretation, allowing rule #1 to be applied.  So, in
 the above case:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4142:1-4153:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-  foo</span>
+<pre data-sourcepos="4142:1-4153:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-  foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">   bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3692,7 +3692,7 @@ start number, based on the ordered list marker.</li>
 </ol>
 <p data-sourcepos="4168:1-4168:72" dir="auto">Here are some list items that start with a blank line but are not empty:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4170:1-4191:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-</span>
+<pre data-sourcepos="4170:1-4191:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-</span>
 <span id="LC2" class="line" lang="plaintext">  foo</span>
 <span id="LC3" class="line" lang="plaintext">-</span>
 <span id="LC4" class="line" lang="plaintext">  ```</span>
@@ -3717,7 +3717,7 @@ start number, based on the ordered list marker.</li>
 <p data-sourcepos="4193:1-4194:66" dir="auto">When the list item starts with a blank line, the number of spaces
 following the list marker doesn't change the required indentation:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4196:1-4203:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-   </span>
+<pre data-sourcepos="4196:1-4203:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-   </span>
 <span id="LC2" class="line" lang="plaintext">  foo</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ul&gt;</span>
@@ -3729,7 +3729,7 @@ following the list marker doesn't change the required indentation:</p>
 In the following example, <code>foo</code> is not part of the list
 item:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4210:1-4219:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-</span>
+<pre data-sourcepos="4210:1-4219:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  foo</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3741,7 +3741,7 @@ item:</p>
 </div>
 <p data-sourcepos="4222:1-4222:34" dir="auto">Here is an empty bullet list item:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4224:1-4234:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="4224:1-4234:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext">-</span>
 <span id="LC3" class="line" lang="plaintext">- bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3754,7 +3754,7 @@ item:</p>
 </div>
 <p data-sourcepos="4237:1-4237:72" dir="auto">It does not matter whether there are spaces following the [list marker]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4239:1-4249:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="4239:1-4249:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext">-   </span>
 <span id="LC3" class="line" lang="plaintext">- bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3767,7 +3767,7 @@ item:</p>
 </div>
 <p data-sourcepos="4252:1-4252:35" dir="auto">Here is an empty ordered list item:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4254:1-4264:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. foo</span>
+<pre data-sourcepos="4254:1-4264:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. foo</span>
 <span id="LC2" class="line" lang="plaintext">2.</span>
 <span id="LC3" class="line" lang="plaintext">3. bar</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -3780,7 +3780,7 @@ item:</p>
 </div>
 <p data-sourcepos="4267:1-4267:48" dir="auto">A list may start or end with an empty list item:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4269:1-4275:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*</span>
+<pre data-sourcepos="4269:1-4275:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;&lt;/li&gt;</span>
@@ -3789,7 +3789,7 @@ item:</p>
 </div>
 <p data-sourcepos="4277:1-4277:57" dir="auto">However, an empty list item cannot interrupt a paragraph:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4279:1-4290:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
+<pre data-sourcepos="4279:1-4290:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
 <span id="LC2" class="line" lang="plaintext">*</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">foo</span>
@@ -3811,7 +3811,7 @@ empty, then it need not be indented.</li>
 </ol>
 <p data-sourcepos="4299:1-4299:19" dir="auto">Indented one space:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4301:1-4320:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> 1.  A paragraph</span>
+<pre data-sourcepos="4301:1-4320:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> 1.  A paragraph</span>
 <span id="LC2" class="line" lang="plaintext">     with two lines.</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">         indented code</span>
@@ -3833,7 +3833,7 @@ empty, then it need not be indented.</li>
 </div>
 <p data-sourcepos="4323:1-4323:20" dir="auto">Indented two spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4325:1-4344:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  1.  A paragraph</span>
+<pre data-sourcepos="4325:1-4344:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  1.  A paragraph</span>
 <span id="LC2" class="line" lang="plaintext">      with two lines.</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">          indented code</span>
@@ -3855,7 +3855,7 @@ empty, then it need not be indented.</li>
 </div>
 <p data-sourcepos="4347:1-4347:22" dir="auto">Indented three spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4349:1-4368:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   1.  A paragraph</span>
+<pre data-sourcepos="4349:1-4368:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   1.  A paragraph</span>
 <span id="LC2" class="line" lang="plaintext">       with two lines.</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">           indented code</span>
@@ -3877,7 +3877,7 @@ empty, then it need not be indented.</li>
 </div>
 <p data-sourcepos="4371:1-4371:38" dir="auto">Four spaces indent gives a code block:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4373:1-4388:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    1.  A paragraph</span>
+<pre data-sourcepos="4373:1-4388:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    1.  A paragraph</span>
 <span id="LC2" class="line" lang="plaintext">        with two lines.</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">            indented code</span>
@@ -3906,7 +3906,7 @@ lines are called
 </ol>
 <p data-sourcepos="4401:1-4401:50" dir="auto">Here is an example with [lazy continuation lines]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4403:1-4422:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  1.  A paragraph</span>
+<pre data-sourcepos="4403:1-4422:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  1.  A paragraph</span>
 <span id="LC2" class="line" lang="plaintext">with two lines.</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">          indented code</span>
@@ -3928,7 +3928,7 @@ lines are called
 </div>
 <p data-sourcepos="4425:1-4425:37" dir="auto">Indentation can be partially deleted:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4427:1-4435:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  1.  A paragraph</span>
+<pre data-sourcepos="4427:1-4435:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">  1.  A paragraph</span>
 <span id="LC2" class="line" lang="plaintext">    with two lines.</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ol&gt;</span>
@@ -3939,7 +3939,7 @@ lines are called
 </div>
 <p data-sourcepos="4438:1-4438:63" dir="auto">These examples show how laziness can work in nested structures:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4440:1-4454:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; 1. &gt; Blockquote</span>
+<pre data-sourcepos="4440:1-4454:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; 1. &gt; Blockquote</span>
 <span id="LC2" class="line" lang="plaintext">continued here.</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -3955,7 +3955,7 @@ lines are called
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4457:1-4471:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; 1. &gt; Blockquote</span>
+<pre data-sourcepos="4457:1-4471:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&gt; 1. &gt; Blockquote</span>
 <span id="LC2" class="line" lang="plaintext">&gt; continued here.</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;blockquote&gt;</span>
@@ -3981,7 +3981,7 @@ of spaces a paragraph would need to be in order to be included
 in the list item.</p>
 <p data-sourcepos="4483:1-4483:43" dir="auto">So, in this case we need two spaces indent:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4485:1-4506:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="4485:1-4506:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext">  - bar</span>
 <span id="LC3" class="line" lang="plaintext">    - baz</span>
 <span id="LC4" class="line" lang="plaintext">      - boo</span>
@@ -4005,7 +4005,7 @@ in the list item.</p>
 </div>
 <p data-sourcepos="4509:1-4509:18" dir="auto">One is not enough:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4511:1-4523:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="4511:1-4523:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext"> - bar</span>
 <span id="LC3" class="line" lang="plaintext">  - baz</span>
 <span id="LC4" class="line" lang="plaintext">   - boo</span>
@@ -4020,7 +4020,7 @@ in the list item.</p>
 </div>
 <p data-sourcepos="4526:1-4526:52" dir="auto">Here we need four, because the list marker is wider:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4528:1-4539:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">10) foo</span>
+<pre data-sourcepos="4528:1-4539:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">10) foo</span>
 <span id="LC2" class="line" lang="plaintext">    - bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ol start="10"&gt;</span>
@@ -4034,7 +4034,7 @@ in the list item.</p>
 </div>
 <p data-sourcepos="4542:1-4542:20" dir="auto">Three is not enough:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4544:1-4554:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">10) foo</span>
+<pre data-sourcepos="4544:1-4554:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">10) foo</span>
 <span id="LC2" class="line" lang="plaintext">   - bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ol start="10"&gt;</span>
@@ -4047,7 +4047,7 @@ in the list item.</p>
 </div>
 <p data-sourcepos="4557:1-4557:45" dir="auto">A list may be the first block in a list item:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4559:1-4569:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- - foo</span>
+<pre data-sourcepos="4559:1-4569:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- - foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;</span>
@@ -4059,7 +4059,7 @@ in the list item.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4572:1-4586:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. - 2. foo</span>
+<pre data-sourcepos="4572:1-4586:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. - 2. foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ol&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;</span>
@@ -4076,7 +4076,7 @@ in the list item.</p>
 </div>
 <p data-sourcepos="4589:1-4589:34" dir="auto">A list item can contain a heading:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4591:1-4605:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- # Foo</span>
+<pre data-sourcepos="4591:1-4605:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- # Foo</span>
 <span id="LC2" class="line" lang="plaintext">- Bar</span>
 <span id="LC3" class="line" lang="plaintext">  ---</span>
 <span id="LC4" class="line" lang="plaintext">  baz</span>
@@ -4161,7 +4161,7 @@ unindented if needed.)</p>
 indentation from the margin.  The four-space rule is clear but
 unnatural. It is quite unintuitive that</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4675:1-4681:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p">-</span> foo</span>
+<pre data-sourcepos="4675:1-4681:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p">-</span> foo</span>
 <span id="LC2" class="line" lang="markdown"></span>
 <span id="LC3" class="line" lang="markdown">  bar</span>
 <span id="LC4" class="line" lang="markdown"></span>
@@ -4170,7 +4170,7 @@ unnatural. It is quite unintuitive that</p>
 </div>
 <p data-sourcepos="4683:1-4683:60" dir="auto">should be parsed as two lists with an intervening paragraph,</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4685:1-4693:3" lang="html" class="code highlight js-syntax-highlight language-html" v-pre="true"><code><span id="LC1" class="line" lang="html"><span class="nt">&lt;ul&gt;</span></span>
+<pre data-sourcepos="4685:1-4693:3" class="code highlight js-syntax-highlight language-html" lang="html" v-pre="true"><code><span id="LC1" class="line" lang="html"><span class="nt">&lt;ul&gt;</span></span>
 <span id="LC2" class="line" lang="html"><span class="nt">&lt;li&gt;</span>foo<span class="nt">&lt;/li&gt;</span></span>
 <span id="LC3" class="line" lang="html"><span class="nt">&lt;/ul&gt;</span></span>
 <span id="LC4" class="line" lang="html"><span class="nt">&lt;p&gt;</span>bar<span class="nt">&lt;/p&gt;</span></span>
@@ -4181,7 +4181,7 @@ unnatural. It is quite unintuitive that</p>
 </div>
 <p data-sourcepos="4695:1-4695:58" dir="auto">as the four-space rule demands, rather than a single list,</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4697:1-4707:3" lang="html" class="code highlight js-syntax-highlight language-html" v-pre="true"><code><span id="LC1" class="line" lang="html"><span class="nt">&lt;ul&gt;</span></span>
+<pre data-sourcepos="4697:1-4707:3" class="code highlight js-syntax-highlight language-html" lang="html" v-pre="true"><code><span id="LC1" class="line" lang="html"><span class="nt">&lt;ul&gt;</span></span>
 <span id="LC2" class="line" lang="html"><span class="nt">&lt;li&gt;</span></span>
 <span id="LC3" class="line" lang="html"><span class="nt">&lt;p&gt;</span>foo<span class="nt">&lt;/p&gt;</span></span>
 <span id="LC4" class="line" lang="html"><span class="nt">&lt;p&gt;</span>bar<span class="nt">&lt;/p&gt;</span></span>
@@ -4200,14 +4200,14 @@ initial list marker, allows text that is indented <em>less than</em> the
 original list marker to be included in the list item. For example,
 <code>Markdown.pl</code> parses</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4718:1-4722:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p">   -</span> one</span>
+<pre data-sourcepos="4718:1-4722:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p">   -</span> one</span>
 <span id="LC2" class="line" lang="markdown"></span>
 <span id="LC3" class="line" lang="markdown">  two</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="4724:1-4724:59" dir="auto">as a single list item, with <code>two</code> a continuation paragraph:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4726:1-4733:3" lang="html" class="code highlight js-syntax-highlight language-html" v-pre="true"><code><span id="LC1" class="line" lang="html"><span class="nt">&lt;ul&gt;</span></span>
+<pre data-sourcepos="4726:1-4733:3" class="code highlight js-syntax-highlight language-html" lang="html" v-pre="true"><code><span id="LC1" class="line" lang="html"><span class="nt">&lt;ul&gt;</span></span>
 <span id="LC2" class="line" lang="html"><span class="nt">&lt;li&gt;</span></span>
 <span id="LC3" class="line" lang="html"><span class="nt">&lt;p&gt;</span>one<span class="nt">&lt;/p&gt;</span></span>
 <span id="LC4" class="line" lang="html"><span class="nt">&lt;p&gt;</span>two<span class="nt">&lt;/p&gt;</span></span>
@@ -4217,14 +4217,14 @@ original list marker to be included in the list item. For example,
 </div>
 <p data-sourcepos="4735:1-4735:13" dir="auto">and similarly</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4737:1-4741:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gt">&gt;   - one</span></span>
+<pre data-sourcepos="4737:1-4741:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gt">&gt;   - one</span></span>
 <span id="LC2" class="line" lang="markdown"><span class="gt">&gt;</span></span>
 <span id="LC3" class="line" lang="markdown"><span class="gt">&gt;  two</span></span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="4743:1-4743:2" dir="auto">as</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4745:1-4754:3" lang="html" class="code highlight js-syntax-highlight language-html" v-pre="true"><code><span id="LC1" class="line" lang="html"><span class="nt">&lt;blockquote&gt;</span></span>
+<pre data-sourcepos="4745:1-4754:3" class="code highlight js-syntax-highlight language-html" lang="html" v-pre="true"><code><span id="LC1" class="line" lang="html"><span class="nt">&lt;blockquote&gt;</span></span>
 <span id="LC2" class="line" lang="html"><span class="nt">&lt;ul&gt;</span></span>
 <span id="LC3" class="line" lang="html"><span class="nt">&lt;li&gt;</span></span>
 <span id="LC4" class="line" lang="html"><span class="nt">&lt;p&gt;</span>one<span class="nt">&lt;/p&gt;</span></span>
@@ -4242,7 +4242,7 @@ discussed.  Unlike the spec presented above, it would count the following
 as a list item with a subparagraph, even though the paragraph <code>bar</code>
 is not indented as far as the first paragraph <code>foo</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4765:1-4769:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p"> 10.</span> foo</span>
+<pre data-sourcepos="4765:1-4769:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p"> 10.</span> foo</span>
 <span id="LC2" class="line" lang="markdown"></span>
 <span id="LC3" class="line" lang="markdown">   bar  </span></code></pre>
 <copy-code></copy-code>
@@ -4252,7 +4252,7 @@ which may count in favor of the proposal.  However, on this proposal indented
 code would have to be indented six spaces after the list marker.  And this
 would break a lot of existing Markdown, which has the pattern:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4776:1-4780:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p">1.</span>  foo</span>
+<pre data-sourcepos="4776:1-4780:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p">1.</span>  foo</span>
 <span id="LC2" class="line" lang="markdown"></span>
 <span id="LC3" class="line" lang="markdown"><span class="sb">        indented code</span></span></code></pre>
 <copy-code></copy-code>
@@ -4287,7 +4287,7 @@ implementors are free to render the checkboxes as disabled or inmutable elements
 or they may dynamically handle dynamic interactions (i.e. checking, unchecking) in
 the final rendered document.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4820:1-4828:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [ ] foo</span>
+<pre data-sourcepos="4820:1-4828:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [ ] foo</span>
 <span id="LC2" class="line" lang="plaintext">- [x] bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ul&gt;</span>
@@ -4298,7 +4298,7 @@ the final rendered document.</p>
 </div>
 <p data-sourcepos="4830:1-4830:37">Task lists can be arbitrarily nested:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4832:1-4847:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [x] foo</span>
+<pre data-sourcepos="4832:1-4847:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [x] foo</span>
 <span id="LC2" class="line" lang="plaintext">  - [ ] bar</span>
 <span id="LC3" class="line" lang="plaintext">  - [x] baz</span>
 <span id="LC4" class="line" lang="plaintext">- [ ] bim</span>
@@ -4343,7 +4343,7 @@ between them.  Otherwise a list is <a href="@">tight</a>.
 wrapped in <code>&lt;p&gt;</code> tags, while paragraphs in a tight list are not.)</p>
 <p data-sourcepos="4882:1-4882:64" dir="auto">Changing the bullet or ordered list delimiter starts a new list:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4884:1-4896:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="4884:1-4896:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext">- bar</span>
 <span id="LC3" class="line" lang="plaintext">+ baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -4357,7 +4357,7 @@ wrapped in <code>&lt;p&gt;</code> tags, while paragraphs in a tight list are not
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4899:1-4911:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. foo</span>
+<pre data-sourcepos="4899:1-4911:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. foo</span>
 <span id="LC2" class="line" lang="plaintext">2. bar</span>
 <span id="LC3" class="line" lang="plaintext">3) baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -4374,7 +4374,7 @@ wrapped in <code>&lt;p&gt;</code> tags, while paragraphs in a tight list are not
 no blank line is needed to separate a paragraph from a following
 list:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4918:1-4928:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
+<pre data-sourcepos="4918:1-4928:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo</span>
 <span id="LC2" class="line" lang="plaintext">- bar</span>
 <span id="LC3" class="line" lang="plaintext">- baz</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -4388,7 +4388,7 @@ list:</p>
 <p data-sourcepos="4930:1-4931:37" dir="auto"><code>Markdown.pl</code> does not allow this, through fear of triggering a list
 via a numeral in a hard-wrapped line:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4933:1-4936:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">The number of windows in my house is</span>
+<pre data-sourcepos="4933:1-4936:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">The number of windows in my house is</span>
 <span id="LC2" class="line" lang="markdown"><span class="p">14.</span>  The number of doors is 6.</span></code></pre>
 <copy-code></copy-code>
 </div>
@@ -4399,7 +4399,7 @@ apply.</p>
 two reasons.  First, it is natural and not uncommon for people
 to start lists without blank lines:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4946:1-4951:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">I need to buy</span>
+<pre data-sourcepos="4946:1-4951:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">I need to buy</span>
 <span id="LC2" class="line" lang="markdown"><span class="p">-</span> new shoes</span>
 <span id="LC3" class="line" lang="markdown"><span class="p">-</span> a coat</span>
 <span id="LC4" class="line" lang="markdown"><span class="p">-</span> a plane ticket</span></code></pre>
@@ -4415,7 +4415,7 @@ container block (such as a list item or blockquote).</p>
 <p data-sourcepos="4960:1-4961:47" dir="auto">(Indeed, the spec for [list items] and [block quotes] presupposes
 this principle.) This principle implies that if</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4963:1-4968:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p">  *</span> I need to buy</span>
+<pre data-sourcepos="4963:1-4968:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="p">  *</span> I need to buy</span>
 <span id="LC2" class="line" lang="markdown"><span class="p">    -</span> new shoes</span>
 <span id="LC3" class="line" lang="markdown"><span class="p">    -</span> a coat</span>
 <span id="LC4" class="line" lang="markdown"><span class="p">    -</span> a plane ticket</span></code></pre>
@@ -4426,7 +4426,7 @@ as all Markdown implementations agree it is (though the paragraph
 may be rendered without <code>&lt;p&gt;</code> tags, since the list is "tight"),
 then</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4975:1-4980:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">I need to buy</span>
+<pre data-sourcepos="4975:1-4980:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">I need to buy</span>
 <span id="LC2" class="line" lang="markdown"><span class="p">-</span> new shoes</span>
 <span id="LC3" class="line" lang="markdown"><span class="p">-</span> a coat</span>
 <span id="LC4" class="line" lang="markdown"><span class="p">-</span> a plane ticket</span></code></pre>
@@ -4443,7 +4443,7 @@ even inside other list items.)</p>
 hard-wrapped numerals, we allow only lists starting with <code>1</code> to
 interrupt paragraphs.  Thus,</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="4995:1-5001:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">The number of windows in my house is</span>
+<pre data-sourcepos="4995:1-5001:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">The number of windows in my house is</span>
 <span id="LC2" class="line" lang="plaintext">14.  The number of doors is 6.</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;The number of windows in my house is</span>
@@ -4452,7 +4452,7 @@ interrupt paragraphs.  Thus,</p>
 </div>
 <p data-sourcepos="5003:1-5003:51" dir="auto">We may still get an unintended result in cases like</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5005:1-5013:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">The number of windows in my house is</span>
+<pre data-sourcepos="5005:1-5013:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">The number of windows in my house is</span>
 <span id="LC2" class="line" lang="plaintext">1.  The number of doors is 6.</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;The number of windows in my house is&lt;/p&gt;</span>
@@ -4464,7 +4464,7 @@ interrupt paragraphs.  Thus,</p>
 <p data-sourcepos="5015:1-5015:57" dir="auto">but this rule should prevent most spurious list captures.</p>
 <p data-sourcepos="5017:1-5017:53" dir="auto">There can be any number of blank lines between items:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5019:1-5038:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="5019:1-5038:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">- bar</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -4485,7 +4485,7 @@ interrupt paragraphs.  Thus,</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5040:1-5062:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="5040:1-5062:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext">  - bar</span>
 <span id="LC3" class="line" lang="plaintext">    - baz</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -4513,7 +4513,7 @@ list from an indented code block that would otherwise be parsed
 as a subparagraph of the final list item, you can insert a blank HTML
 comment:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5070:1-5088:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
+<pre data-sourcepos="5070:1-5088:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- foo</span>
 <span id="LC2" class="line" lang="plaintext">- bar</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">&lt;!-- --&gt;</span>
@@ -4533,7 +4533,7 @@ comment:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5091:1-5114:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-   foo</span>
+<pre data-sourcepos="5091:1-5114:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">-   foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">    notcode</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -4562,7 +4562,7 @@ list items will be treated as items at the same list level,
 since none is indented enough to belong to the previous list
 item:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5122:1-5140:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5122:1-5140:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext"> - b</span>
 <span id="LC3" class="line" lang="plaintext">  - c</span>
 <span id="LC4" class="line" lang="plaintext">   - d</span>
@@ -4582,7 +4582,7 @@ item:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5143:1-5161:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. a</span>
+<pre data-sourcepos="5143:1-5161:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. a</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  2. b</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -4605,7 +4605,7 @@ item:</p>
 three spaces.  Here <code>- e</code> is treated as a paragraph continuation
 line, because it is indented more than three spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5167:1-5181:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5167:1-5181:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext"> - b</span>
 <span id="LC3" class="line" lang="plaintext">  - c</span>
 <span id="LC4" class="line" lang="plaintext">   - d</span>
@@ -4624,7 +4624,7 @@ line, because it is indented more than three spaces:</p>
 because it is indented four spaces and preceded by a
 blank line.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5187:1-5204:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. a</span>
+<pre data-sourcepos="5187:1-5204:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. a</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  2. b</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -4645,7 +4645,7 @@ blank line.</p>
 <p data-sourcepos="5207:1-5208:22" dir="auto">This is a loose list, because there is a blank line between
 two of the list items:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5210:1-5227:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5210:1-5227:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext">- b</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">- c</span>
@@ -4665,7 +4665,7 @@ two of the list items:</p>
 </div>
 <p data-sourcepos="5230:1-5230:37" dir="auto">So is this, with a empty second item:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5232:1-5247:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* a</span>
+<pre data-sourcepos="5232:1-5247:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* a</span>
 <span id="LC2" class="line" lang="plaintext">*</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">* c</span>
@@ -4685,7 +4685,7 @@ two of the list items:</p>
 because one of the items directly contains two block-level elements
 with a blank line between them:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5254:1-5273:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5254:1-5273:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext">- b</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">  c</span>
@@ -4706,7 +4706,7 @@ with a blank line between them:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5276:1-5294:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5276:1-5294:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext">- b</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">  [ref]: /url</span>
@@ -4727,7 +4727,7 @@ with a blank line between them:</p>
 </div>
 <p data-sourcepos="5297:1-5297:66" dir="auto">This is a tight list, because the blank lines are in a code block:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5299:1-5318:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5299:1-5318:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext">- ```</span>
 <span id="LC3" class="line" lang="plaintext">  b</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -4751,7 +4751,7 @@ with a blank line between them:</p>
 paragraphs of a sublist.  So the sublist is loose while
 the outer list is tight:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5325:1-5343:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5325:1-5343:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext">  - b</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">    c</span>
@@ -4773,7 +4773,7 @@ the outer list is tight:</p>
 <p data-sourcepos="5346:1-5347:12" dir="auto">This is a tight list, because the blank line is inside the
 block quote:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5349:1-5363:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* a</span>
+<pre data-sourcepos="5349:1-5363:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* a</span>
 <span id="LC2" class="line" lang="plaintext">  &gt; b</span>
 <span id="LC3" class="line" lang="plaintext">  &gt;</span>
 <span id="LC4" class="line" lang="plaintext">* c</span>
@@ -4791,7 +4791,7 @@ block quote:</p>
 <p data-sourcepos="5366:1-5367:33" dir="auto">This list is tight, because the consecutive block elements
 are not separated by blank lines:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5369:1-5387:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5369:1-5387:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext">  &gt; b</span>
 <span id="LC3" class="line" lang="plaintext">  ```</span>
 <span id="LC4" class="line" lang="plaintext">  c</span>
@@ -4812,7 +4812,7 @@ are not separated by blank lines:</p>
 </div>
 <p data-sourcepos="5390:1-5390:33" dir="auto">A single-paragraph list is tight:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5392:1-5398:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5392:1-5398:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;a&lt;/li&gt;</span>
@@ -4820,7 +4820,7 @@ are not separated by blank lines:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5401:1-5412:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5401:1-5412:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext">  - b</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;ul&gt;</span>
@@ -4835,7 +4835,7 @@ are not separated by blank lines:</p>
 <p data-sourcepos="5415:1-5416:36" dir="auto">This list is loose, because of the blank line between the
 two block elements in the list item:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5418:1-5432:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. ```</span>
+<pre data-sourcepos="5418:1-5432:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">1. ```</span>
 <span id="LC2" class="line" lang="plaintext">   foo</span>
 <span id="LC3" class="line" lang="plaintext">   ```</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -4852,7 +4852,7 @@ two block elements in the list item:</p>
 </div>
 <p data-sourcepos="5435:1-5435:51" dir="auto">Here the outer list is loose, the inner list tight:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5437:1-5452:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* foo</span>
+<pre data-sourcepos="5437:1-5452:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* foo</span>
 <span id="LC2" class="line" lang="plaintext">  * bar</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">  baz</span>
@@ -4869,7 +4869,7 @@ two block elements in the list item:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5455:1-5480:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
+<pre data-sourcepos="5455:1-5480:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- a</span>
 <span id="LC2" class="line" lang="plaintext">  - b</span>
 <span id="LC3" class="line" lang="plaintext">  - c</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -4901,7 +4901,7 @@ two block elements in the list item:</p>
 stream to the end (left to right, in left-to-right languages).
 Thus, for example, in</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5489:1-5493:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`hi`lo`</span>
+<pre data-sourcepos="5489:1-5493:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`hi`lo`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;hi&lt;/code&gt;lo`&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -4912,7 +4912,7 @@ backtick.</p>
 <a id="user-content-backslash-escapes" class="anchor" href="#backslash-escapes" aria-hidden="true"></a>Backslash escapes</h2>
 <p data-sourcepos="5501:1-5501:57" dir="auto">Any ASCII punctuation character may be backslash-escaped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5503:1-5507:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\!\"\#\$\%\&amp;\'\(\)\*\+\,\-\.\/\:\;\&lt;\=\&gt;\?\@\[\\\]\^\_\`\{\|\}\~</span>
+<pre data-sourcepos="5503:1-5507:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\!\"\#\$\%\&amp;\'\(\)\*\+\,\-\.\/\:\;\&lt;\=\&gt;\?\@\[\\\]\^\_\`\{\|\}\~</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;!&amp;quot;#$%&amp;amp;'()*+,-./:;&amp;lt;=&amp;gt;?@[\]^_`{|}~&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -4920,7 +4920,7 @@ backtick.</p>
 <p data-sourcepos="5510:1-5511:12" dir="auto">Backslashes before other characters are treated as literal
 backslashes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5513:1-5517:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\→\A\a\ \3\φ\«</span>
+<pre data-sourcepos="5513:1-5517:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\→\A\a\ \3\φ\«</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;\→\A\a\ \3\φ\«&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -4928,7 +4928,7 @@ backslashes:</p>
 <p data-sourcepos="5520:1-5521:39" dir="auto">Escaped characters are treated as regular characters and do
 not have their usual Markdown meanings:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5523:1-5543:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\*not emphasized*</span>
+<pre data-sourcepos="5523:1-5543:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\*not emphasized*</span>
 <span id="LC2" class="line" lang="plaintext">\&lt;br/&gt; not a tag</span>
 <span id="LC3" class="line" lang="plaintext">\[not a link](/foo)</span>
 <span id="LC4" class="line" lang="plaintext">\`not code`</span>
@@ -4951,14 +4951,14 @@ not have their usual Markdown meanings:</p>
 </div>
 <p data-sourcepos="5546:1-5546:65" dir="auto">If a backslash is itself escaped, the following character is not:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5548:1-5552:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\\*emphasis*</span>
+<pre data-sourcepos="5548:1-5552:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\\*emphasis*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;\&lt;em&gt;emphasis&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="5555:1-5555:58" dir="auto">A backslash at the end of the line is a [hard line break]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5557:1-5563:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo\</span>
+<pre data-sourcepos="5557:1-5563:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo\</span>
 <span id="LC2" class="line" lang="plaintext">bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo&lt;br /&gt;</span>
@@ -4968,20 +4968,20 @@ not have their usual Markdown meanings:</p>
 <p data-sourcepos="5566:1-5567:9" dir="auto">Backslash escapes do not work in code blocks, code spans, autolinks, or
 raw HTML:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5569:1-5573:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`` \[\` ``</span>
+<pre data-sourcepos="5569:1-5573:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`` \[\` ``</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;\[\`&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5576:1-5581:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    \[\]</span>
+<pre data-sourcepos="5576:1-5581:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    \[\]</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;\[\]</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5584:1-5591:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~</span>
+<pre data-sourcepos="5584:1-5591:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~~</span>
 <span id="LC2" class="line" lang="plaintext">\[\]</span>
 <span id="LC3" class="line" lang="plaintext">~~~</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -4990,13 +4990,13 @@ raw HTML:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5594:1-5598:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://example.com?find=\*&gt;</span>
+<pre data-sourcepos="5594:1-5598:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://example.com?find=\*&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="http://example.com?find=%5C*"&gt;http://example.com?find=\*&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5601:1-5605:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="/bar\/)"&gt;</span>
+<pre data-sourcepos="5601:1-5605:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="/bar\/)"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;a href="/bar\/)"&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5004,13 +5004,13 @@ raw HTML:</p>
 <p data-sourcepos="5608:1-5609:60" dir="auto">But they work in all other contexts, including URLs and link titles,
 link references, and [info strings] in [fenced code blocks]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5611:1-5615:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo](/bar\* "ti\*tle")</span>
+<pre data-sourcepos="5611:1-5615:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo](/bar\* "ti\*tle")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/bar*" title="ti*tle"&gt;foo&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5618:1-5624:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
+<pre data-sourcepos="5618:1-5624:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /bar\* "ti\*tle"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -5018,7 +5018,7 @@ link references, and [info strings] in [fenced code blocks]:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5627:1-5634:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` foo\+bar</span>
+<pre data-sourcepos="5627:1-5634:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` foo\+bar</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">```</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -5054,7 +5054,7 @@ document <a href="https://html.spec.whatwg.org/multipage/entities.json" rel="nof
 is used as an authoritative source for the valid entity
 references and their corresponding code points.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5664:1-5672:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;nbsp; &amp;amp; &amp;copy; &amp;AElig; &amp;Dcaron;</span>
+<pre data-sourcepos="5664:1-5672:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;nbsp; &amp;amp; &amp;copy; &amp;AElig; &amp;Dcaron;</span>
 <span id="LC2" class="line" lang="plaintext">&amp;frac34; &amp;HilbertSpace; &amp;DifferentialD;</span>
 <span id="LC3" class="line" lang="plaintext">&amp;ClockwiseContourIntegral; &amp;ngE;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -5071,7 +5071,7 @@ Unicode character. Invalid Unicode code points will be replaced by
 the REPLACEMENT CHARACTER (<code>U+FFFD</code>).  For security reasons,
 the code point <code>U+0000</code> will also be replaced by <code>U+FFFD</code>.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5683:1-5687:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#35; &amp;#1234; &amp;#992; &amp;#0;</span>
+<pre data-sourcepos="5683:1-5687:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#35; &amp;#1234; &amp;#992; &amp;#0;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;# Ӓ Ϡ �&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5082,14 +5082,14 @@ either <code>X</code> or <code>x</code> + a string of 1-6 hexadecimal digits + <
 They too are parsed as the corresponding Unicode character (this
 time specified with a hexadecimal numeral instead of decimal).</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5696:1-5700:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#X22; &amp;#XD06; &amp;#xcab;</span>
+<pre data-sourcepos="5696:1-5700:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#X22; &amp;#XD06; &amp;#xcab;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;quot; ആ ಫ&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="5703:1-5703:26" dir="auto">Here are some nonentities:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5705:1-5715:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;nbsp &amp;x; &amp;#; &amp;#x;</span>
+<pre data-sourcepos="5705:1-5715:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;nbsp &amp;x; &amp;#; &amp;#x;</span>
 <span id="LC2" class="line" lang="plaintext">&amp;#987654321;</span>
 <span id="LC3" class="line" lang="plaintext">&amp;#abcdef0;</span>
 <span id="LC4" class="line" lang="plaintext">&amp;ThisIsNotDefined; &amp;hi?;</span>
@@ -5104,7 +5104,7 @@ time specified with a hexadecimal numeral instead of decimal).</p>
 without a trailing semicolon (such as <code>&amp;copy</code>), these are not
 recognized here, because it makes the grammar too ambiguous:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5722:1-5726:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;copy</span>
+<pre data-sourcepos="5722:1-5726:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;copy</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;amp;copy&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5112,7 +5112,7 @@ recognized here, because it makes the grammar too ambiguous:</p>
 <p data-sourcepos="5729:1-5730:39" dir="auto">Strings that are not on the list of HTML5 named entities are not
 recognized as entity references either:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5732:1-5736:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;MadeUpEntity;</span>
+<pre data-sourcepos="5732:1-5736:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;MadeUpEntity;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;amp;MadeUpEntity;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5121,19 +5121,19 @@ recognized as entity references either:</p>
 context besides code spans or code blocks, including
 URLs, [link titles], and [fenced code block][] [info strings]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5743:1-5747:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="&amp;ouml;&amp;ouml;.html"&gt;</span>
+<pre data-sourcepos="5743:1-5747:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="&amp;ouml;&amp;ouml;.html"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;a href="&amp;ouml;&amp;ouml;.html"&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5750:1-5754:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo](/f&amp;ouml;&amp;ouml; "f&amp;ouml;&amp;ouml;")</span>
+<pre data-sourcepos="5750:1-5754:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo](/f&amp;ouml;&amp;ouml; "f&amp;ouml;&amp;ouml;")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/f%C3%B6%C3%B6" title="föö"&gt;foo&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5757:1-5763:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
+<pre data-sourcepos="5757:1-5763:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /f&amp;ouml;&amp;ouml; "f&amp;ouml;&amp;ouml;"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -5141,7 +5141,7 @@ URLs, [link titles], and [fenced code block][] [info strings]:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5766:1-5773:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` f&amp;ouml;&amp;ouml;</span>
+<pre data-sourcepos="5766:1-5773:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``` f&amp;ouml;&amp;ouml;</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">```</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -5152,13 +5152,13 @@ URLs, [link titles], and [fenced code block][] [info strings]:</p>
 <p data-sourcepos="5776:1-5777:35" dir="auto">Entity and numeric character references are treated as literal
 text in code spans and code blocks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5779:1-5783:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`f&amp;ouml;&amp;ouml;`</span>
+<pre data-sourcepos="5779:1-5783:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`f&amp;ouml;&amp;ouml;`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;f&amp;amp;ouml;&amp;amp;ouml;&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5786:1-5791:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    f&amp;ouml;f&amp;ouml;</span>
+<pre data-sourcepos="5786:1-5791:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">    f&amp;ouml;f&amp;ouml;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;pre&gt;&lt;code&gt;f&amp;amp;ouml;f&amp;amp;ouml;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;/code&gt;&lt;/pre&gt;</span></code></pre>
@@ -5168,7 +5168,7 @@ text in code spans and code blocks:</p>
 in place of symbols indicating structure in CommonMark
 documents.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5798:1-5804:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#42;foo&amp;#42;</span>
+<pre data-sourcepos="5798:1-5804:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#42;foo&amp;#42;</span>
 <span id="LC2" class="line" lang="plaintext">*foo*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;*foo*</span>
@@ -5176,7 +5176,7 @@ documents.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5806:1-5815:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#42; foo</span>
+<pre data-sourcepos="5806:1-5815:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#42; foo</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">* foo</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -5187,7 +5187,7 @@ documents.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5817:1-5823:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo&amp;#10;&amp;#10;bar</span>
+<pre data-sourcepos="5817:1-5823:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo&amp;#10;&amp;#10;bar</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -5195,13 +5195,13 @@ documents.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5825:1-5829:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#9;foo</span>
+<pre data-sourcepos="5825:1-5829:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&amp;#9;foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;→foo&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5832:1-5836:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[a](url &amp;quot;tit&amp;quot;)</span>
+<pre data-sourcepos="5832:1-5836:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[a](url &amp;quot;tit&amp;quot;)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[a](url &amp;quot;tit&amp;quot;)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5226,7 +5226,7 @@ whitespace from the opening or closing backtick strings.</li>
 </ul>
 <p data-sourcepos="5858:1-5858:27" dir="auto">This is a simple code span:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5860:1-5864:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo`</span>
+<pre data-sourcepos="5860:1-5864:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;foo&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5235,7 +5235,7 @@ whitespace from the opening or closing backtick strings.</li>
 This example also illustrates stripping of a single leading and
 trailing space:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5871:1-5875:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`` foo ` bar ``</span>
+<pre data-sourcepos="5871:1-5875:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`` foo ` bar ``</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;foo ` bar&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5243,14 +5243,14 @@ trailing space:</p>
 <p data-sourcepos="5878:1-5879:7" dir="auto">This example shows the motivation for stripping leading and trailing
 spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5881:1-5885:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` `` `</span>
+<pre data-sourcepos="5881:1-5885:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` `` `</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;``&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="5887:1-5887:39" dir="auto">Note that only <em>one</em> space is stripped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5889:1-5893:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`  ``  `</span>
+<pre data-sourcepos="5889:1-5893:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`  ``  `</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt; `` &lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5258,7 +5258,7 @@ spaces:</p>
 <p data-sourcepos="5895:1-5896:20" dir="auto">The stripping only happens if the space is on both
 sides of the string:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5898:1-5902:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` a`</span>
+<pre data-sourcepos="5898:1-5902:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` a`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt; a&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5266,14 +5266,14 @@ sides of the string:</p>
 <p data-sourcepos="5904:1-5905:21" dir="auto">Only [spaces], and not [unicode whitespace] in general, are
 stripped in this way:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5907:1-5911:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` b `</span>
+<pre data-sourcepos="5907:1-5911:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` b `</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt; b &lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="5913:1-5913:58" dir="auto">No stripping occurs if the code span contains only spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5915:1-5921:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` `</span>
+<pre data-sourcepos="5915:1-5921:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` `</span>
 <span id="LC2" class="line" lang="plaintext">`  `</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt; &lt;/code&gt;</span>
@@ -5282,7 +5282,7 @@ stripped in this way:</p>
 </div>
 <p data-sourcepos="5924:1-5924:39" dir="auto">[Line endings] are treated like spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5926:1-5934:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``</span>
+<pre data-sourcepos="5926:1-5934:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``</span>
 <span id="LC2" class="line" lang="plaintext">foo</span>
 <span id="LC3" class="line" lang="plaintext">bar  </span>
 <span id="LC4" class="line" lang="plaintext">baz</span>
@@ -5292,7 +5292,7 @@ stripped in this way:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5936:1-5942:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``</span>
+<pre data-sourcepos="5936:1-5942:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``</span>
 <span id="LC2" class="line" lang="plaintext">foo </span>
 <span id="LC3" class="line" lang="plaintext">``</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -5301,7 +5301,7 @@ stripped in this way:</p>
 </div>
 <p data-sourcepos="5945:1-5945:34" dir="auto">Interior spaces are not collapsed:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5947:1-5952:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo   bar </span>
+<pre data-sourcepos="5947:1-5952:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo   bar </span>
 <span id="LC2" class="line" lang="plaintext">baz`</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;foo   bar  baz&lt;/code&gt;&lt;/p&gt;</span></code></pre>
@@ -5311,13 +5311,13 @@ stripped in this way:</p>
 when rendering <code>&lt;code&gt;</code> elements, so it is recommended that
 the following CSS be used:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5958:5-5960:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">code{white-space: pre-wrap;}</span></code></pre>
+<pre data-sourcepos="5958:5-5960:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">code{white-space: pre-wrap;}</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="5961:1-5962:22" dir="auto">Note that backslash escapes do not work in code spans. All backslashes
 are treated literally:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5964:1-5968:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo\`bar`</span>
+<pre data-sourcepos="5964:1-5968:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo\`bar`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;foo\&lt;/code&gt;bar`&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5326,13 +5326,13 @@ are treated literally:</p>
 string of <em>n</em> backtick characters as delimiters, where the code does
 not contain any strings of exactly <em>n</em> backtick characters.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5975:1-5979:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``foo`bar``</span>
+<pre data-sourcepos="5975:1-5979:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">``foo`bar``</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;foo`bar&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5981:1-5985:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` foo `` bar `</span>
+<pre data-sourcepos="5981:1-5985:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">` foo `` bar `</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;foo `` bar&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5342,14 +5342,14 @@ constructs except HTML tags and autolinks.  Thus, for example, this is
 not parsed as emphasized text, since the second <code>*</code> is part of a code
 span:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="5993:1-5997:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo`*`</span>
+<pre data-sourcepos="5993:1-5997:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo`*`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;*foo&lt;code&gt;*&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6000:1-6000:33" dir="auto">And this is not parsed as a link:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6002:1-6006:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[not a `link](/foo`)</span>
+<pre data-sourcepos="6002:1-6006:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[not a `link](/foo`)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[not a &lt;code&gt;link](/foo&lt;/code&gt;)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5357,28 +5357,28 @@ span:</p>
 <p data-sourcepos="6009:1-6010:19" dir="auto">Code spans, HTML tags, and autolinks have the same precedence.
 Thus, this is code:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6012:1-6016:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`&lt;a href="`"&gt;`</span>
+<pre data-sourcepos="6012:1-6016:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`&lt;a href="`"&gt;`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;&amp;lt;a href=&amp;quot;&lt;/code&gt;&amp;quot;&amp;gt;`&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6019:1-6019:24" dir="auto">But this is an HTML tag:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6021:1-6025:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="`"&gt;`</span>
+<pre data-sourcepos="6021:1-6025:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="`"&gt;`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="`"&gt;`&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6028:1-6028:17" dir="auto">And this is code:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6030:1-6034:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`&lt;http://foo.bar.`baz&gt;`</span>
+<pre data-sourcepos="6030:1-6034:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`&lt;http://foo.bar.`baz&gt;`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;&amp;lt;http://foo.bar.&lt;/code&gt;baz&amp;gt;`&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6037:1-6037:24" dir="auto">But this is an autolink:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6039:1-6043:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://foo.bar.`baz&gt;`</span>
+<pre data-sourcepos="6039:1-6043:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://foo.bar.`baz&gt;`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="http://foo.bar.%60baz"&gt;http://foo.bar.`baz&lt;/a&gt;`&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5386,13 +5386,13 @@ Thus, this is code:</p>
 <p data-sourcepos="6046:1-6047:31" dir="auto">When a backtick string is not closed by a matching backtick string,
 we just have literal backticks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6049:1-6053:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```foo``</span>
+<pre data-sourcepos="6049:1-6053:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">```foo``</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;```foo``&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6056:1-6060:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo</span>
+<pre data-sourcepos="6056:1-6060:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;`foo&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5400,7 +5400,7 @@ we just have literal backticks:</p>
 <p data-sourcepos="6062:1-6063:47" dir="auto">The following case also illustrates the need for opening and
 closing backtick strings to be equal in length:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6065:1-6069:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo``bar``</span>
+<pre data-sourcepos="6065:1-6069:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`foo``bar``</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;`foo&lt;code&gt;bar&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5421,7 +5421,7 @@ especially when it comes to nested emphasis.  The original
 <code>___</code> delimiters can be used for strong emphasis, and most
 implementations have also allowed the following patterns:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6088:1-6094:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gs">***strong emph**</span><span class="err">*</span></span>
+<pre data-sourcepos="6088:1-6094:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="gs">***strong emph**</span><span class="err">*</span></span>
 <span id="LC2" class="line" lang="markdown"><span class="gs">***strong**</span> in emph<span class="err">*</span></span>
 <span id="LC3" class="line" lang="markdown"><span class="gs">***emph* in strong**</span></span>
 <span id="LC4" class="line" lang="markdown"><span class="gs">**in strong *emph**</span><span class="err">*</span></span>
@@ -5432,7 +5432,7 @@ implementations have also allowed the following patterns:</p>
 is clear and they are useful (especially in contexts like bibliography
 entries):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6100:1-6103:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="ge">*emph *</span>with emph<span class="ge">* in it*</span></span>
+<pre data-sourcepos="6100:1-6103:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="ge">*emph *</span>with emph<span class="ge">* in it*</span></span>
 <span id="LC2" class="line" lang="markdown"><span class="gs">**strong **</span>with strong<span class="gs">** in it**</span></span></code></pre>
 <copy-code></copy-code>
 </div>
@@ -5441,7 +5441,7 @@ the <code>*</code> forms, to avoid unwanted emphasis in words containing
 internal underscores.  (It is best practice to put these in code
 spans, but users often do not.)</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6110:1-6113:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">internal emphasis: foo<span class="ge">*bar*</span>baz</span>
+<pre data-sourcepos="6110:1-6113:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">internal emphasis: foo<span class="ge">*bar*</span>baz</span>
 <span id="LC2" class="line" lang="markdown">no emphasis: foo_bar_baz</span></code></pre>
 <copy-code></copy-code>
 </div>
@@ -5471,7 +5471,7 @@ the line count as Unicode whitespace.</p>
 <li data-sourcepos="6142:3-6150:0">
 <p data-sourcepos="6142:5-6142:41">left-flanking but not right-flanking:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6144:5-6149:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***abc</span>
+<pre data-sourcepos="6144:5-6149:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***abc</span>
 <span id="LC2" class="line" lang="plaintext">  _abc</span>
 <span id="LC3" class="line" lang="plaintext">**"abc"</span>
 <span id="LC4" class="line" lang="plaintext"> _"abc"</span></code></pre>
@@ -5481,7 +5481,7 @@ the line count as Unicode whitespace.</p>
 <li data-sourcepos="6151:3-6159:0">
 <p data-sourcepos="6151:5-6151:41">right-flanking but not left-flanking:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6153:5-6158:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> abc***</span>
+<pre data-sourcepos="6153:5-6158:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> abc***</span>
 <span id="LC2" class="line" lang="plaintext"> abc_</span>
 <span id="LC3" class="line" lang="plaintext">"abc"**</span>
 <span id="LC4" class="line" lang="plaintext">"abc"_</span></code></pre>
@@ -5491,7 +5491,7 @@ the line count as Unicode whitespace.</p>
 <li data-sourcepos="6160:3-6166:0">
 <p data-sourcepos="6160:5-6160:33">Both left and right-flanking:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6162:5-6165:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> abc***def</span>
+<pre data-sourcepos="6162:5-6165:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> abc***def</span>
 <span id="LC2" class="line" lang="plaintext">"abc"_"def"</span></code></pre>
 <copy-code></copy-code>
 </div>
@@ -5499,7 +5499,7 @@ the line count as Unicode whitespace.</p>
 <li data-sourcepos="6167:3-6173:0">
 <p data-sourcepos="6167:5-6167:36">Neither left nor right-flanking:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6169:5-6172:7" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">abc *** def</span>
+<pre data-sourcepos="6169:5-6172:7" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">abc *** def</span>
 <span id="LC2" class="line" lang="plaintext">a _ b</span></code></pre>
 <copy-code></copy-code>
 </div>
@@ -5630,7 +5630,7 @@ parsed as <code>*&lt;a href="bar"&gt;foo*&lt;/a&gt;</code> rather than as
 <p data-sourcepos="6278:1-6278:60" dir="auto">These rules can be illustrated through a series of examples.</p>
 <p data-sourcepos="6280:1-6280:7" dir="auto">Rule 1:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6282:1-6286:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo bar*</span>
+<pre data-sourcepos="6282:1-6286:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo bar*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo bar&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5638,7 +5638,7 @@ parsed as <code>*&lt;a href="bar"&gt;foo*&lt;/a&gt;</code> rather than as
 <p data-sourcepos="6289:1-6290:66" dir="auto">This is not emphasis, because the opening <code>*</code> is followed by
 whitespace, and hence not part of a [left-flanking delimiter run]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6292:1-6296:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a * foo bar*</span>
+<pre data-sourcepos="6292:1-6296:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a * foo bar*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;a * foo bar*&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5647,34 +5647,34 @@ whitespace, and hence not part of a [left-flanking delimiter run]:</p>
 by an alphanumeric and followed by punctuation, and hence
 not part of a [left-flanking delimiter run]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6303:1-6307:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a*"foo"*</span>
+<pre data-sourcepos="6303:1-6307:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a*"foo"*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;a*&amp;quot;foo&amp;quot;*&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6310:1-6310:52" dir="auto">Unicode nonbreaking spaces count as whitespace, too:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6312:1-6316:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* a *</span>
+<pre data-sourcepos="6312:1-6316:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">* a *</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;* a *&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6319:1-6319:41" dir="auto">Intraword emphasis with <code>*</code> is permitted:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6321:1-6325:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo*bar*</span>
+<pre data-sourcepos="6321:1-6325:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo*bar*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo&lt;em&gt;bar&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6328:1-6332:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">5*6*78</span>
+<pre data-sourcepos="6328:1-6332:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">5*6*78</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;5&lt;em&gt;6&lt;/em&gt;78&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6335:1-6335:7" dir="auto">Rule 2:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6337:1-6341:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo bar_</span>
+<pre data-sourcepos="6337:1-6341:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo bar_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo bar&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5682,7 +5682,7 @@ not part of a [left-flanking delimiter run]:</p>
 <p data-sourcepos="6344:1-6345:11" dir="auto">This is not emphasis, because the opening <code>_</code> is followed by
 whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6347:1-6351:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_ foo bar_</span>
+<pre data-sourcepos="6347:1-6351:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_ foo bar_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;_ foo bar_&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5690,26 +5690,26 @@ whitespace:</p>
 <p data-sourcepos="6354:1-6355:47" dir="auto">This is not emphasis, because the opening <code>_</code> is preceded
 by an alphanumeric and followed by punctuation:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6357:1-6361:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a_"foo"_</span>
+<pre data-sourcepos="6357:1-6361:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a_"foo"_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;a_&amp;quot;foo&amp;quot;_&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6364:1-6364:46" dir="auto">Emphasis with <code>_</code> is not allowed inside words:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6366:1-6370:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo_bar_</span>
+<pre data-sourcepos="6366:1-6370:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo_bar_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo_bar_&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6373:1-6377:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">5_6_78</span>
+<pre data-sourcepos="6373:1-6377:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">5_6_78</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;5_6_78&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6380:1-6384:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">пристаням_стремятся_</span>
+<pre data-sourcepos="6380:1-6384:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">пристаням_стремятся_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;пристаням_стремятся_&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5717,7 +5717,7 @@ by an alphanumeric and followed by punctuation:</p>
 <p data-sourcepos="6387:1-6388:47" dir="auto">Here <code>_</code> does not generate emphasis, because the first delimiter run
 is right-flanking and the second left-flanking:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6390:1-6394:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aa_"bb"_cc</span>
+<pre data-sourcepos="6390:1-6394:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">aa_"bb"_cc</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;aa_&amp;quot;bb&amp;quot;_cc&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5726,7 +5726,7 @@ is right-flanking and the second left-flanking:</p>
 both left- and right-flanking, because it is preceded by
 punctuation:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6401:1-6405:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo-_(bar)_</span>
+<pre data-sourcepos="6401:1-6405:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo-_(bar)_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo-&lt;em&gt;(bar)&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5735,7 +5735,7 @@ punctuation:</p>
 <p data-sourcepos="6410:1-6411:32" dir="auto">This is not emphasis, because the closing delimiter does
 not match the opening delimiter:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6413:1-6417:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo*</span>
+<pre data-sourcepos="6413:1-6417:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;_foo*&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5743,14 +5743,14 @@ not match the opening delimiter:</p>
 <p data-sourcepos="6420:1-6421:11" dir="auto">This is not emphasis, because the closing <code>*</code> is preceded by
 whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6423:1-6427:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo bar *</span>
+<pre data-sourcepos="6423:1-6427:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo bar *</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;*foo bar *&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6430:1-6430:36" dir="auto">A newline also counts as whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6432:1-6438:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo bar</span>
+<pre data-sourcepos="6432:1-6438:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo bar</span>
 <span id="LC2" class="line" lang="plaintext">*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;*foo bar</span>
@@ -5761,7 +5761,7 @@ whitespace:</p>
 preceded by punctuation and followed by an alphanumeric
 (hence it is not part of a [right-flanking delimiter run]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6445:1-6449:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*(*foo)</span>
+<pre data-sourcepos="6445:1-6449:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*(*foo)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;*(*foo)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5769,14 +5769,14 @@ preceded by punctuation and followed by an alphanumeric
 <p data-sourcepos="6452:1-6453:18" dir="auto">The point of this restriction is more easily appreciated
 with this example:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6455:1-6459:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*(*foo*)*</span>
+<pre data-sourcepos="6455:1-6459:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*(*foo*)*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;(&lt;em&gt;foo&lt;/em&gt;)&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6462:1-6462:39" dir="auto">Intraword emphasis with <code>*</code> is allowed:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6464:1-6468:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo*bar</span>
+<pre data-sourcepos="6464:1-6468:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo*bar</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo&lt;/em&gt;bar&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5785,7 +5785,7 @@ with this example:</p>
 <p data-sourcepos="6474:1-6475:11" dir="auto">This is not emphasis, because the closing <code>_</code> is preceded by
 whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6477:1-6481:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo bar _</span>
+<pre data-sourcepos="6477:1-6481:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo bar _</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;_foo bar _&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5793,33 +5793,33 @@ whitespace:</p>
 <p data-sourcepos="6484:1-6485:56" dir="auto">This is not emphasis, because the second <code>_</code> is
 preceded by punctuation and followed by an alphanumeric:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6487:1-6491:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_(_foo)</span>
+<pre data-sourcepos="6487:1-6491:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_(_foo)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;_(_foo)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6494:1-6494:33" dir="auto">This is emphasis within emphasis:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6496:1-6500:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_(_foo_)_</span>
+<pre data-sourcepos="6496:1-6500:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_(_foo_)_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;(&lt;em&gt;foo&lt;/em&gt;)&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6503:1-6503:41" dir="auto">Intraword emphasis is disallowed for <code>_</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6505:1-6509:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo_bar</span>
+<pre data-sourcepos="6505:1-6509:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo_bar</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;_foo_bar&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6512:1-6516:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_пристаням_стремятся</span>
+<pre data-sourcepos="6512:1-6516:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_пристаням_стремятся</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;_пристаням_стремятся&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6519:1-6523:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo_bar_baz_</span>
+<pre data-sourcepos="6519:1-6523:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo_bar_baz_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo_bar_baz&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5828,14 +5828,14 @@ preceded by punctuation and followed by an alphanumeric:</p>
 both left- and right-flanking, because it is followed by
 punctuation:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6530:1-6534:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_(bar)_.</span>
+<pre data-sourcepos="6530:1-6534:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_(bar)_.</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;(bar)&lt;/em&gt;.&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6537:1-6537:7" dir="auto">Rule 5:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6539:1-6543:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo bar**</span>
+<pre data-sourcepos="6539:1-6543:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo bar**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo bar&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5843,7 +5843,7 @@ punctuation:</p>
 <p data-sourcepos="6546:1-6547:23" dir="auto">This is not strong emphasis, because the opening delimiter is
 followed by whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6549:1-6553:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">** foo bar**</span>
+<pre data-sourcepos="6549:1-6553:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">** foo bar**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;** foo bar**&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5852,21 +5852,21 @@ followed by whitespace:</p>
 by an alphanumeric and followed by punctuation, and hence
 not part of a [left-flanking delimiter run]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6560:1-6564:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a**"foo"**</span>
+<pre data-sourcepos="6560:1-6564:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a**"foo"**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;a**&amp;quot;foo&amp;quot;**&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6567:1-6567:49" dir="auto">Intraword strong emphasis with <code>**</code> is permitted:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6569:1-6573:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo**bar**</span>
+<pre data-sourcepos="6569:1-6573:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo**bar**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo&lt;strong&gt;bar&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6576:1-6576:7" dir="auto">Rule 6:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6578:1-6582:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo bar__</span>
+<pre data-sourcepos="6578:1-6582:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo bar__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo bar&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5874,14 +5874,14 @@ not part of a [left-flanking delimiter run]:</p>
 <p data-sourcepos="6585:1-6586:23" dir="auto">This is not strong emphasis, because the opening delimiter is
 followed by whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6588:1-6592:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__ foo bar__</span>
+<pre data-sourcepos="6588:1-6592:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__ foo bar__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;__ foo bar__&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6595:1-6595:31" dir="auto">A newline counts as whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6596:1-6602:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__</span>
+<pre data-sourcepos="6596:1-6602:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__</span>
 <span id="LC2" class="line" lang="plaintext">foo bar__</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;__</span>
@@ -5891,32 +5891,32 @@ followed by whitespace:</p>
 <p data-sourcepos="6605:1-6606:47" dir="auto">This is not strong emphasis, because the opening <code>__</code> is preceded
 by an alphanumeric and followed by punctuation:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6608:1-6612:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a__"foo"__</span>
+<pre data-sourcepos="6608:1-6612:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a__"foo"__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;a__&amp;quot;foo&amp;quot;__&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6615:1-6615:49" dir="auto">Intraword strong emphasis is forbidden with <code>__</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6617:1-6621:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo__bar__</span>
+<pre data-sourcepos="6617:1-6621:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo__bar__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo__bar__&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6624:1-6628:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">5__6__78</span>
+<pre data-sourcepos="6624:1-6628:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">5__6__78</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;5__6__78&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6631:1-6635:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">пристаням__стремятся__</span>
+<pre data-sourcepos="6631:1-6635:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">пристаням__стремятся__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;пристаням__стремятся__&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6638:1-6642:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo, __bar__, baz__</span>
+<pre data-sourcepos="6638:1-6642:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo, __bar__, baz__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo, &lt;strong&gt;bar&lt;/strong&gt;, baz&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5925,7 +5925,7 @@ by an alphanumeric and followed by punctuation:</p>
 both left- and right-flanking, because it is preceded by
 punctuation:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6649:1-6653:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo-__(bar)__</span>
+<pre data-sourcepos="6649:1-6653:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo-__(bar)__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo-&lt;strong&gt;(bar)&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5934,7 +5934,7 @@ punctuation:</p>
 <p data-sourcepos="6659:1-6660:14" dir="auto">This is not strong emphasis, because the closing delimiter is preceded
 by whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6662:1-6666:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo bar **</span>
+<pre data-sourcepos="6662:1-6666:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo bar **</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;**foo bar **&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5944,7 +5944,7 @@ Rule 11.)</p>
 <p data-sourcepos="6672:1-6673:56" dir="auto">This is not strong emphasis, because the second <code>**</code> is
 preceded by punctuation and followed by an alphanumeric:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6675:1-6679:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**(**foo)</span>
+<pre data-sourcepos="6675:1-6679:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**(**foo)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;**(**foo)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5952,13 +5952,13 @@ preceded by punctuation and followed by an alphanumeric:</p>
 <p data-sourcepos="6682:1-6683:20" dir="auto">The point of this restriction is more easily appreciated
 with these examples:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6685:1-6689:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*(**foo**)*</span>
+<pre data-sourcepos="6685:1-6689:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*(**foo**)*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;(&lt;strong&gt;foo&lt;/strong&gt;)&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6692:1-6698:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**Gomphocarpus (*Gomphocarpus physocarpus*, syn.</span>
+<pre data-sourcepos="6692:1-6698:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**Gomphocarpus (*Gomphocarpus physocarpus*, syn.</span>
 <span id="LC2" class="line" lang="plaintext">*Asclepias physocarpa*)**</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;Gomphocarpus (&lt;em&gt;Gomphocarpus physocarpus&lt;/em&gt;, syn.</span>
@@ -5966,14 +5966,14 @@ with these examples:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6701:1-6705:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo "*bar*" foo**</span>
+<pre data-sourcepos="6701:1-6705:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo "*bar*" foo**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo &amp;quot;&lt;em&gt;bar&lt;/em&gt;&amp;quot; foo&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6708:1-6708:19" dir="auto">Intraword emphasis:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6710:1-6714:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo**bar</span>
+<pre data-sourcepos="6710:1-6714:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo**bar</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo&lt;/strong&gt;bar&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5982,7 +5982,7 @@ with these examples:</p>
 <p data-sourcepos="6719:1-6720:23" dir="auto">This is not strong emphasis, because the closing delimiter is
 preceded by whitespace:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6722:1-6726:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo bar __</span>
+<pre data-sourcepos="6722:1-6726:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo bar __</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;__foo bar __&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5990,7 +5990,7 @@ preceded by whitespace:</p>
 <p data-sourcepos="6729:1-6730:56" dir="auto">This is not strong emphasis, because the second <code>__</code> is
 preceded by punctuation and followed by an alphanumeric:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6732:1-6736:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__(__foo)</span>
+<pre data-sourcepos="6732:1-6736:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__(__foo)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;__(__foo)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -5998,26 +5998,26 @@ preceded by punctuation and followed by an alphanumeric:</p>
 <p data-sourcepos="6739:1-6740:18" dir="auto">The point of this restriction is more easily appreciated
 with this example:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6742:1-6746:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_(__foo__)_</span>
+<pre data-sourcepos="6742:1-6746:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_(__foo__)_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;(&lt;strong&gt;foo&lt;/strong&gt;)&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6749:1-6749:49" dir="auto">Intraword strong emphasis is forbidden with <code>__</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6751:1-6755:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo__bar</span>
+<pre data-sourcepos="6751:1-6755:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo__bar</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;__foo__bar&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6758:1-6762:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__пристаням__стремятся</span>
+<pre data-sourcepos="6758:1-6762:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__пристаням__стремятся</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;__пристаням__стремятся&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6765:1-6769:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo__bar__baz__</span>
+<pre data-sourcepos="6765:1-6769:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo__bar__baz__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo__bar__baz&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6026,7 +6026,7 @@ with this example:</p>
 both left- and right-flanking, because it is followed by
 punctuation:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6776:1-6780:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__(bar)__.</span>
+<pre data-sourcepos="6776:1-6780:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__(bar)__.</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;(bar)&lt;/strong&gt;.&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6035,13 +6035,13 @@ punctuation:</p>
 <p data-sourcepos="6785:1-6786:16" dir="auto">Any nonempty sequence of inline elements can be the contents of an
 emphasized span.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6788:1-6792:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo [bar](/url)*</span>
+<pre data-sourcepos="6788:1-6792:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo [bar](/url)*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo &lt;a href="/url"&gt;bar&lt;/a&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6795:1-6801:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo</span>
+<pre data-sourcepos="6795:1-6801:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo</span>
 <span id="LC2" class="line" lang="plaintext">bar*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo</span>
@@ -6051,44 +6051,44 @@ emphasized span.</p>
 <p data-sourcepos="6804:1-6805:16" dir="auto">In particular, emphasis and strong emphasis can be nested
 inside emphasis:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6807:1-6811:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo __bar__ baz_</span>
+<pre data-sourcepos="6807:1-6811:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo __bar__ baz_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo &lt;strong&gt;bar&lt;/strong&gt; baz&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6814:1-6818:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo _bar_ baz_</span>
+<pre data-sourcepos="6814:1-6818:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo _bar_ baz_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo &lt;em&gt;bar&lt;/em&gt; baz&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6821:1-6825:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo_ bar_</span>
+<pre data-sourcepos="6821:1-6825:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo_ bar_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;&lt;em&gt;foo&lt;/em&gt; bar&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6828:1-6832:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo *bar**</span>
+<pre data-sourcepos="6828:1-6832:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo *bar**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo &lt;em&gt;bar&lt;/em&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6835:1-6839:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo **bar** baz*</span>
+<pre data-sourcepos="6835:1-6839:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo **bar** baz*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo &lt;strong&gt;bar&lt;/strong&gt; baz&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6841:1-6845:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo**bar**baz*</span>
+<pre data-sourcepos="6841:1-6845:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo**bar**baz*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo&lt;strong&gt;bar&lt;/strong&gt;baz&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6847:1-6847:51" dir="auto">Note that in the preceding case, the interpretation</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6849:1-6851:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="nt">&lt;p&gt;&lt;em&gt;</span>foo<span class="nt">&lt;/em&gt;&lt;em&gt;</span>bar<span class="nt">&lt;em&gt;&lt;/em&gt;</span>baz<span class="nt">&lt;/em&gt;&lt;/p&gt;</span></span></code></pre>
+<pre data-sourcepos="6849:1-6851:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown"><span class="nt">&lt;p&gt;&lt;em&gt;</span>foo<span class="nt">&lt;/em&gt;&lt;em&gt;</span>bar<span class="nt">&lt;em&gt;&lt;/em&gt;</span>baz<span class="nt">&lt;/em&gt;&lt;/p&gt;</span></span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6854:1-6859:32" dir="auto">is precluded by the condition that a delimiter that
@@ -6100,7 +6100,7 @@ both lengths are multiples of 3.</p>
 <p data-sourcepos="6862:1-6863:34" dir="auto">For the same reason, we don't get two consecutive
 emphasis sections in this example:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6865:1-6869:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo**bar*</span>
+<pre data-sourcepos="6865:1-6869:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo**bar*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo**bar&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6110,19 +6110,19 @@ cases are all strong emphasis nested inside
 emphasis, even when the interior spaces are
 omitted:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6878:1-6882:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***foo** bar*</span>
+<pre data-sourcepos="6878:1-6882:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***foo** bar*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;&lt;strong&gt;foo&lt;/strong&gt; bar&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6885:1-6889:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo **bar***</span>
+<pre data-sourcepos="6885:1-6889:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo **bar***</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo &lt;strong&gt;bar&lt;/strong&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6892:1-6896:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo**bar***</span>
+<pre data-sourcepos="6892:1-6896:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo**bar***</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo&lt;strong&gt;bar&lt;/strong&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6131,39 +6131,39 @@ omitted:</p>
 delimiter runs are <em>both</em> multiples of 3, though,
 they can match to create emphasis:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6903:1-6907:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo***bar***baz</span>
+<pre data-sourcepos="6903:1-6907:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo***bar***baz</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo&lt;em&gt;&lt;strong&gt;bar&lt;/strong&gt;&lt;/em&gt;baz&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6909:1-6913:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo******bar*********baz</span>
+<pre data-sourcepos="6909:1-6913:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo******bar*********baz</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo&lt;strong&gt;&lt;strong&gt;&lt;strong&gt;bar&lt;/strong&gt;&lt;/strong&gt;&lt;/strong&gt;***baz&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6916:1-6916:42" dir="auto">Indefinite levels of nesting are possible:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6918:1-6922:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo **bar *baz* bim** bop*</span>
+<pre data-sourcepos="6918:1-6922:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo **bar *baz* bim** bop*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo &lt;strong&gt;bar &lt;em&gt;baz&lt;/em&gt; bim&lt;/strong&gt; bop&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6925:1-6929:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo [*bar*](/url)*</span>
+<pre data-sourcepos="6925:1-6929:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo [*bar*](/url)*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo &lt;a href="/url"&gt;&lt;em&gt;bar&lt;/em&gt;&lt;/a&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="6932:1-6932:50" dir="auto">There can be no empty emphasis or strong emphasis:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6934:1-6938:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">** is not an empty emphasis</span>
+<pre data-sourcepos="6934:1-6938:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">** is not an empty emphasis</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;** is not an empty emphasis&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6941:1-6945:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**** is not an empty strong emphasis</span>
+<pre data-sourcepos="6941:1-6945:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**** is not an empty strong emphasis</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;**** is not an empty strong emphasis&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6172,13 +6172,13 @@ they can match to create emphasis:</p>
 <p data-sourcepos="6951:1-6952:25" dir="auto">Any nonempty sequence of inline elements can be the contents of an
 strongly emphasized span.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6954:1-6958:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo [bar](/url)**</span>
+<pre data-sourcepos="6954:1-6958:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo [bar](/url)**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo &lt;a href="/url"&gt;bar&lt;/a&gt;&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6961:1-6967:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo</span>
+<pre data-sourcepos="6961:1-6967:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo</span>
 <span id="LC2" class="line" lang="plaintext">bar**</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo</span>
@@ -6188,56 +6188,56 @@ strongly emphasized span.</p>
 <p data-sourcepos="6970:1-6971:23" dir="auto">In particular, emphasis and strong emphasis can be nested
 inside strong emphasis:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6973:1-6977:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo _bar_ baz__</span>
+<pre data-sourcepos="6973:1-6977:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo _bar_ baz__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo &lt;em&gt;bar&lt;/em&gt; baz&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6980:1-6984:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo __bar__ baz__</span>
+<pre data-sourcepos="6980:1-6984:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo __bar__ baz__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo &lt;strong&gt;bar&lt;/strong&gt; baz&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6987:1-6991:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">____foo__ bar__</span>
+<pre data-sourcepos="6987:1-6991:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">____foo__ bar__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;&lt;strong&gt;foo&lt;/strong&gt; bar&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="6994:1-6998:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo **bar****</span>
+<pre data-sourcepos="6994:1-6998:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo **bar****</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo &lt;strong&gt;bar&lt;/strong&gt;&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7001:1-7005:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo *bar* baz**</span>
+<pre data-sourcepos="7001:1-7005:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo *bar* baz**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo &lt;em&gt;bar&lt;/em&gt; baz&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7008:1-7012:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo*bar*baz**</span>
+<pre data-sourcepos="7008:1-7012:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo*bar*baz**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo&lt;em&gt;bar&lt;/em&gt;baz&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7015:1-7019:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***foo* bar**</span>
+<pre data-sourcepos="7015:1-7019:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***foo* bar**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;&lt;em&gt;foo&lt;/em&gt; bar&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7022:1-7026:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo *bar***</span>
+<pre data-sourcepos="7022:1-7026:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo *bar***</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo &lt;em&gt;bar&lt;/em&gt;&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7029:1-7029:42" dir="auto">Indefinite levels of nesting are possible:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7031:1-7037:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo *bar **baz**</span>
+<pre data-sourcepos="7031:1-7037:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo *bar **baz**</span>
 <span id="LC2" class="line" lang="plaintext">bim* bop**</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo &lt;em&gt;bar &lt;strong&gt;baz&lt;/strong&gt;</span>
@@ -6245,57 +6245,57 @@ inside strong emphasis:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7040:1-7044:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo [*bar*](/url)**</span>
+<pre data-sourcepos="7040:1-7044:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo [*bar*](/url)**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo &lt;a href="/url"&gt;&lt;em&gt;bar&lt;/em&gt;&lt;/a&gt;&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7047:1-7047:50" dir="auto">There can be no empty emphasis or strong emphasis:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7049:1-7053:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__ is not an empty emphasis</span>
+<pre data-sourcepos="7049:1-7053:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__ is not an empty emphasis</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;__ is not an empty emphasis&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7056:1-7060:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">____ is not an empty strong emphasis</span>
+<pre data-sourcepos="7056:1-7060:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">____ is not an empty strong emphasis</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;____ is not an empty strong emphasis&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7064:1-7064:8" dir="auto">Rule 11:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7066:1-7070:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo ***</span>
+<pre data-sourcepos="7066:1-7070:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo ***</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo ***&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7073:1-7077:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo *\**</span>
+<pre data-sourcepos="7073:1-7077:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo *\**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;em&gt;*&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7080:1-7084:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo *_*</span>
+<pre data-sourcepos="7080:1-7084:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo *_*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;em&gt;_&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7087:1-7091:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo *****</span>
+<pre data-sourcepos="7087:1-7091:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo *****</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo *****&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7094:1-7098:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo **\***</span>
+<pre data-sourcepos="7094:1-7098:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo **\***</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;strong&gt;*&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7101:1-7105:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo **_**</span>
+<pre data-sourcepos="7101:1-7105:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo **_**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;strong&gt;_&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6304,80 +6304,80 @@ inside strong emphasis:</p>
 that the excess literal <code>*</code> characters will appear outside of the
 emphasis, rather than inside it:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7112:1-7116:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo*</span>
+<pre data-sourcepos="7112:1-7116:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;*&lt;em&gt;foo&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7119:1-7123:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo**</span>
+<pre data-sourcepos="7119:1-7123:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo&lt;/em&gt;*&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7126:1-7130:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***foo**</span>
+<pre data-sourcepos="7126:1-7130:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***foo**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;*&lt;strong&gt;foo&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7133:1-7137:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">****foo*</span>
+<pre data-sourcepos="7133:1-7137:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">****foo*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;***&lt;em&gt;foo&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7140:1-7144:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo***</span>
+<pre data-sourcepos="7140:1-7144:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo***</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo&lt;/strong&gt;*&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7147:1-7151:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo****</span>
+<pre data-sourcepos="7147:1-7151:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo****</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo&lt;/em&gt;***&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7155:1-7155:8" dir="auto">Rule 12:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7157:1-7161:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo ___</span>
+<pre data-sourcepos="7157:1-7161:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo ___</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo ___&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7164:1-7168:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo _\__</span>
+<pre data-sourcepos="7164:1-7168:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo _\__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;em&gt;_&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7171:1-7175:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo _*_</span>
+<pre data-sourcepos="7171:1-7175:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo _*_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;em&gt;*&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7178:1-7182:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo _____</span>
+<pre data-sourcepos="7178:1-7182:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo _____</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo _____&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7185:1-7189:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo __\___</span>
+<pre data-sourcepos="7185:1-7189:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo __\___</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;strong&gt;_&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7192:1-7196:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo __*__</span>
+<pre data-sourcepos="7192:1-7196:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo __*__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;strong&gt;*&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7199:1-7203:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo_</span>
+<pre data-sourcepos="7199:1-7203:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;_&lt;em&gt;foo&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6386,31 +6386,31 @@ emphasis, rather than inside it:</p>
 that the excess literal <code>_</code> characters will appear outside of the
 emphasis, rather than inside it:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7210:1-7214:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo__</span>
+<pre data-sourcepos="7210:1-7214:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo&lt;/em&gt;_&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7217:1-7221:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">___foo__</span>
+<pre data-sourcepos="7217:1-7221:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">___foo__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;_&lt;strong&gt;foo&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7224:1-7228:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">____foo_</span>
+<pre data-sourcepos="7224:1-7228:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">____foo_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;___&lt;em&gt;foo&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7231:1-7235:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo___</span>
+<pre data-sourcepos="7231:1-7235:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo___</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo&lt;/strong&gt;_&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7238:1-7242:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo____</span>
+<pre data-sourcepos="7238:1-7242:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo____</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo&lt;/em&gt;___&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6418,25 +6418,25 @@ emphasis, rather than inside it:</p>
 <p data-sourcepos="7245:1-7246:44" dir="auto">Rule 13 implies that if you want emphasis nested directly inside
 emphasis, you must use different delimiters:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7248:1-7252:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo**</span>
+<pre data-sourcepos="7248:1-7252:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7255:1-7259:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*_foo_*</span>
+<pre data-sourcepos="7255:1-7259:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*_foo_*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;&lt;em&gt;foo&lt;/em&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7262:1-7266:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo__</span>
+<pre data-sourcepos="7262:1-7266:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__foo__</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;foo&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7269:1-7273:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_*foo*_</span>
+<pre data-sourcepos="7269:1-7273:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_*foo*_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;&lt;em&gt;foo&lt;/em&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6444,13 +6444,13 @@ emphasis, you must use different delimiters:</p>
 <p data-sourcepos="7276:1-7277:21" dir="auto">However, strong emphasis within strong emphasis is possible without
 switching delimiters:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7279:1-7283:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">****foo****</span>
+<pre data-sourcepos="7279:1-7283:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">****foo****</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;&lt;strong&gt;foo&lt;/strong&gt;&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7286:1-7290:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">____foo____</span>
+<pre data-sourcepos="7286:1-7290:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">____foo____</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;&lt;strong&gt;foo&lt;/strong&gt;&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6458,101 +6458,101 @@ switching delimiters:</p>
 <p data-sourcepos="7294:1-7295:11" dir="auto">Rule 13 can be applied to arbitrarily long sequences of
 delimiters:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7297:1-7301:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">******foo******</span>
+<pre data-sourcepos="7297:1-7301:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">******foo******</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;strong&gt;&lt;strong&gt;&lt;strong&gt;foo&lt;/strong&gt;&lt;/strong&gt;&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7304:1-7304:8" dir="auto">Rule 14:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7306:1-7310:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***foo***</span>
+<pre data-sourcepos="7306:1-7310:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">***foo***</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;&lt;strong&gt;foo&lt;/strong&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7313:1-7317:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_____foo_____</span>
+<pre data-sourcepos="7313:1-7317:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_____foo_____</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;&lt;strong&gt;&lt;strong&gt;foo&lt;/strong&gt;&lt;/strong&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7320:1-7320:8" dir="auto">Rule 15:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7322:1-7326:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo _bar* baz_</span>
+<pre data-sourcepos="7322:1-7326:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo _bar* baz_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo _bar&lt;/em&gt; baz_&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7329:1-7333:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo __bar *baz bim__ bam*</span>
+<pre data-sourcepos="7329:1-7333:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo __bar *baz bim__ bam*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo &lt;strong&gt;bar *baz bim&lt;/strong&gt; bam&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7336:1-7336:8" dir="auto">Rule 16:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7338:1-7342:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo **bar baz**</span>
+<pre data-sourcepos="7338:1-7342:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**foo **bar baz**</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;**foo &lt;strong&gt;bar baz&lt;/strong&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7345:1-7349:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo *bar baz*</span>
+<pre data-sourcepos="7345:1-7349:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo *bar baz*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;*foo &lt;em&gt;bar baz&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7352:1-7352:8" dir="auto">Rule 17:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7354:1-7358:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*[bar*](/url)</span>
+<pre data-sourcepos="7354:1-7358:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*[bar*](/url)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;*&lt;a href="/url"&gt;bar*&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7361:1-7365:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo [bar_](/url)</span>
+<pre data-sourcepos="7361:1-7365:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_foo [bar_](/url)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;_foo &lt;a href="/url"&gt;bar_&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7368:1-7372:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*&lt;img src="foo" title="*"/&gt;</span>
+<pre data-sourcepos="7368:1-7372:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*&lt;img src="foo" title="*"/&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;*&lt;img src="foo" title="*"/&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7375:1-7379:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**&lt;a href="**"&gt;</span>
+<pre data-sourcepos="7375:1-7379:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**&lt;a href="**"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;**&lt;a href="**"&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7382:1-7386:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__&lt;a href="__"&gt;</span>
+<pre data-sourcepos="7382:1-7386:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__&lt;a href="__"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;__&lt;a href="__"&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7389:1-7393:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*a `*`*</span>
+<pre data-sourcepos="7389:1-7393:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*a `*`*</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;a &lt;code&gt;*&lt;/code&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7396:1-7400:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_a `_`_</span>
+<pre data-sourcepos="7396:1-7400:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">_a `_`_</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;a &lt;code&gt;_&lt;/code&gt;&lt;/em&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7403:1-7407:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**a&lt;http://foo.bar/?q=**&gt;</span>
+<pre data-sourcepos="7403:1-7407:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">**a&lt;http://foo.bar/?q=**&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;**a&lt;a href="http://foo.bar/?q=**"&gt;http://foo.bar/?q=**&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7410:1-7414:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__a&lt;http://foo.bar/?q=__&gt;</span>
+<pre data-sourcepos="7410:1-7414:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">__a&lt;http://foo.bar/?q=__&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;__a&lt;a href="http://foo.bar/?q=__"&gt;http://foo.bar/?q=__&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6564,7 +6564,7 @@ delimiters:</p>
 available.</p>
 <p data-sourcepos="7424:1-7424:59">Strikethrough text is any text wrapped in two tildes (<code>~</code>).</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7426:1-7430:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~Hi~~ Hello, world!</span>
+<pre data-sourcepos="7426:1-7430:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">~~Hi~~ Hello, world!</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;del&gt;Hi&lt;/del&gt; Hello, world!&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6572,7 +6572,7 @@ available.</p>
 <p data-sourcepos="7432:1-7433:17">As with regular emphasis delimiters, a new paragraph will cause strikethrough
 parsing to cease:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7435:1-7442:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">This ~~has a</span>
+<pre data-sourcepos="7435:1-7442:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">This ~~has a</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">new paragraph~~.</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -6665,27 +6665,27 @@ enclosing delimiters, with backslash-escapes in effect as described
 above.</p>
 <p data-sourcepos="7519:1-7519:29" dir="auto">Here is a simple inline link:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7521:1-7525:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/uri "title")</span>
+<pre data-sourcepos="7521:1-7525:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/uri "title")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/uri" title="title"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7528:1-7528:25" dir="auto">The title may be omitted:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7530:1-7534:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/uri)</span>
+<pre data-sourcepos="7530:1-7534:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/uri"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7537:1-7537:50" dir="auto">Both the title and the destination may be omitted:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7539:1-7543:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link]()</span>
+<pre data-sourcepos="7539:1-7543:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link]()</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href=""&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7546:1-7550:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;&gt;)</span>
+<pre data-sourcepos="7546:1-7550:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;&gt;)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href=""&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6693,13 +6693,13 @@ above.</p>
 <p data-sourcepos="7552:1-7553:28" dir="auto">The destination can only contain spaces if it is
 enclosed in pointy brackets:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7555:1-7559:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/my uri)</span>
+<pre data-sourcepos="7555:1-7559:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/my uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[link](/my uri)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7561:1-7565:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;/my uri&gt;)</span>
+<pre data-sourcepos="7561:1-7565:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;/my uri&gt;)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/my%20uri"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6707,7 +6707,7 @@ enclosed in pointy brackets:</p>
 <p data-sourcepos="7567:1-7568:36" dir="auto">The destination cannot contain line breaks,
 even if enclosed in pointy brackets:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7570:1-7576:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo</span>
+<pre data-sourcepos="7570:1-7576:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo</span>
 <span id="LC2" class="line" lang="plaintext">bar)</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;[link](foo</span>
@@ -6715,7 +6715,7 @@ even if enclosed in pointy brackets:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7578:1-7584:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;foo</span>
+<pre data-sourcepos="7578:1-7584:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;foo</span>
 <span id="LC2" class="line" lang="plaintext">bar&gt;)</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;[link](&lt;foo</span>
@@ -6725,14 +6725,14 @@ even if enclosed in pointy brackets:</p>
 <p data-sourcepos="7586:1-7587:19" dir="auto">The destination can contain <code>)</code> if it is enclosed
 in pointy brackets:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7589:1-7593:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[a](&lt;b)c&gt;)</span>
+<pre data-sourcepos="7589:1-7593:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[a](&lt;b)c&gt;)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="b)c"&gt;a&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7595:1-7595:53" dir="auto">Pointy brackets that enclose links must be unescaped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7597:1-7601:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;foo\&gt;)</span>
+<pre data-sourcepos="7597:1-7601:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;foo\&gt;)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[link](&amp;lt;foo&amp;gt;)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6740,7 +6740,7 @@ in pointy brackets:</p>
 <p data-sourcepos="7603:1-7604:24" dir="auto">These are not links, because the opening pointy bracket
 is not matched properly:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7606:1-7614:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[a](&lt;b)c</span>
+<pre data-sourcepos="7606:1-7614:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[a](&lt;b)c</span>
 <span id="LC2" class="line" lang="plaintext">[a](&lt;b)c&gt;</span>
 <span id="LC3" class="line" lang="plaintext">[a](&lt;b&gt;c)</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -6751,7 +6751,7 @@ is not matched properly:</p>
 </div>
 <p data-sourcepos="7616:1-7616:55" dir="auto">Parentheses inside the link destination may be escaped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7618:1-7622:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](\(foo\))</span>
+<pre data-sourcepos="7618:1-7622:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](\(foo\))</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="(foo)"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6759,7 +6759,7 @@ is not matched properly:</p>
 <p data-sourcepos="7624:1-7625:9" dir="auto">Any number of parentheses are allowed without escaping, as long as they are
 balanced:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7627:1-7631:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo(and(bar)))</span>
+<pre data-sourcepos="7627:1-7631:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo(and(bar)))</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="foo(and(bar))"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6767,13 +6767,13 @@ balanced:</p>
 <p data-sourcepos="7633:1-7634:13" dir="auto">However, if you have unbalanced parentheses, you need to escape or use the
 <code>&lt;...&gt;</code> form:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7636:1-7640:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo\(and\(bar\))</span>
+<pre data-sourcepos="7636:1-7640:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo\(and\(bar\))</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="foo(and(bar)"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7643:1-7647:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;foo(and(bar)&gt;)</span>
+<pre data-sourcepos="7643:1-7647:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](&lt;foo(and(bar)&gt;)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="foo(and(bar)"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6781,14 +6781,14 @@ balanced:</p>
 <p data-sourcepos="7650:1-7651:12" dir="auto">Parentheses and other symbols can also be escaped, as usual
 in Markdown:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7653:1-7657:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo\)\:)</span>
+<pre data-sourcepos="7653:1-7657:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo\)\:)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="foo):"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7660:1-7660:52" dir="auto">A link can contain fragment identifiers and queries:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7662:1-7672:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](#fragment)</span>
+<pre data-sourcepos="7662:1-7672:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](#fragment)</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[link](http://example.com#fragment)</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -6802,7 +6802,7 @@ in Markdown:</p>
 <p data-sourcepos="7675:1-7676:17" dir="auto">Note that a backslash before a non-escapable character is
 just a backslash:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7678:1-7682:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo\bar)</span>
+<pre data-sourcepos="7678:1-7682:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo\bar)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="foo%5Cbar"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6816,7 +6816,7 @@ does not enforce any particular policy for rendering URLs in
 HTML or other formats.  Renderers may make different decisions
 about how to escape or normalize URLs in the output.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7694:1-7698:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo%20b&amp;auml;)</span>
+<pre data-sourcepos="7694:1-7698:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](foo%20b&amp;auml;)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="foo%20b%C3%A4"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6825,14 +6825,14 @@ about how to escape or normalize URLs in the output.</p>
 if you try to omit the destination and keep the title, you'll
 get unexpected results:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7705:1-7709:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link]("title")</span>
+<pre data-sourcepos="7705:1-7709:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link]("title")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="%22title%22"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7712:1-7712:62" dir="auto">Titles may be in single quotes, double quotes, or parentheses:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7714:1-7722:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url "title")</span>
+<pre data-sourcepos="7714:1-7722:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url "title")</span>
 <span id="LC2" class="line" lang="plaintext">[link](/url 'title')</span>
 <span id="LC3" class="line" lang="plaintext">[link](/url (title))</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -6844,7 +6844,7 @@ get unexpected results:</p>
 <p data-sourcepos="7725:1-7726:22" dir="auto">Backslash escapes and entity and numeric character references
 may be used in titles:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7728:1-7732:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url "title \"&amp;quot;")</span>
+<pre data-sourcepos="7728:1-7732:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url "title \"&amp;quot;")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/url" title="title &amp;quot;&amp;quot;"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6852,21 +6852,21 @@ may be used in titles:</p>
 <p data-sourcepos="7735:1-7736:64" dir="auto">Titles must be separated from the link using a [whitespace].
 Other [Unicode whitespace] like non-breaking space doesn't work.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7738:1-7742:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url "title")</span>
+<pre data-sourcepos="7738:1-7742:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url "title")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/url%C2%A0%22title%22"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7745:1-7745:56" dir="auto">Nested balanced quotes are not allowed without escaping:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7747:1-7751:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url "title "and" title")</span>
+<pre data-sourcepos="7747:1-7751:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url "title "and" title")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[link](/url &amp;quot;title &amp;quot;and&amp;quot; title&amp;quot;)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7754:1-7754:67" dir="auto">But it is easy to work around this by using a different quote type:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7756:1-7760:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url 'title "and" title')</span>
+<pre data-sourcepos="7756:1-7760:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](/url 'title "and" title')</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/url" title="title &amp;quot;and&amp;quot; title"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6887,7 +6887,7 @@ It seems preferable to adopt a simple, rational rule that works
 the same way in inline links and link reference definitions.)</p>
 <p data-sourcepos="7778:1-7778:57" dir="auto">[Whitespace] is allowed around the destination and title:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7780:1-7785:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](   /uri</span>
+<pre data-sourcepos="7780:1-7785:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link](   /uri</span>
 <span id="LC2" class="line" lang="plaintext">  "title"  )</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/uri" title="title"&gt;link&lt;/a&gt;&lt;/p&gt;</span></code></pre>
@@ -6896,7 +6896,7 @@ the same way in inline links and link reference definitions.)</p>
 <p data-sourcepos="7788:1-7789:22" dir="auto">But it is not allowed between the link text and the
 following parenthesis:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7791:1-7795:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link] (/uri)</span>
+<pre data-sourcepos="7791:1-7795:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link] (/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[link] (/uri)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6904,57 +6904,57 @@ following parenthesis:</p>
 <p data-sourcepos="7798:1-7799:24" dir="auto">The link text may contain balanced brackets, but not unbalanced ones,
 unless they are escaped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7801:1-7805:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link [foo [bar]]](/uri)</span>
+<pre data-sourcepos="7801:1-7805:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link [foo [bar]]](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/uri"&gt;link [foo [bar]]&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7808:1-7812:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link] bar](/uri)</span>
+<pre data-sourcepos="7808:1-7812:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link] bar](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[link] bar](/uri)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7815:1-7819:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link [bar](/uri)</span>
+<pre data-sourcepos="7815:1-7819:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link [bar](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[link &lt;a href="/uri"&gt;bar&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7822:1-7826:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link \[bar](/uri)</span>
+<pre data-sourcepos="7822:1-7826:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link \[bar](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/uri"&gt;link [bar&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7829:1-7829:41" dir="auto">The link text may contain inline content:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7831:1-7835:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link *foo **bar** `#`*](/uri)</span>
+<pre data-sourcepos="7831:1-7835:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link *foo **bar** `#`*](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/uri"&gt;link &lt;em&gt;foo &lt;strong&gt;bar&lt;/strong&gt; &lt;code&gt;#&lt;/code&gt;&lt;/em&gt;&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7838:1-7842:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[![moon](moon.jpg)](/uri)</span>
+<pre data-sourcepos="7838:1-7842:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[![moon](moon.jpg)](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="/uri"&gt;&lt;img src="moon.jpg" alt="moon" /&gt;&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="7845:1-7845:68" dir="auto">However, links may not contain other links, at any level of nesting.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7847:1-7851:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo [bar](/uri)](/uri)</span>
+<pre data-sourcepos="7847:1-7851:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo [bar](/uri)](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[foo &lt;a href="/uri"&gt;bar&lt;/a&gt;](/uri)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7854:1-7858:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo *[bar [baz](/uri)](/uri)*](/uri)</span>
+<pre data-sourcepos="7854:1-7858:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo *[bar [baz](/uri)](/uri)*](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[foo &lt;em&gt;[bar &lt;a href="/uri"&gt;baz&lt;/a&gt;](/uri)&lt;/em&gt;](/uri)&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7861:1-7865:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![[[foo](uri1)](uri2)](uri3)</span>
+<pre data-sourcepos="7861:1-7865:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![[[foo](uri1)](uri2)](uri3)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;img src="uri3" alt="[foo](uri2)" /&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6962,13 +6962,13 @@ unless they are escaped:</p>
 <p data-sourcepos="7868:1-7869:18" dir="auto">These cases illustrate the precedence of link text grouping over
 emphasis grouping:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7871:1-7875:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*[foo*](/uri)</span>
+<pre data-sourcepos="7871:1-7875:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*[foo*](/uri)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;*&lt;a href="/uri"&gt;foo*&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7878:1-7882:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo *bar](baz*)</span>
+<pre data-sourcepos="7878:1-7882:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo *bar](baz*)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="baz*"&gt;foo *bar&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6976,7 +6976,7 @@ emphasis grouping:</p>
 <p data-sourcepos="7885:1-7886:11" dir="auto">Note that brackets that <em>aren't</em> part of links do not take
 precedence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7888:1-7892:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo [bar* baz]</span>
+<pre data-sourcepos="7888:1-7892:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo [bar* baz]</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo [bar&lt;/em&gt; baz]&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -6984,19 +6984,19 @@ precedence:</p>
 <p data-sourcepos="7895:1-7896:33" dir="auto">These cases illustrate the precedence of HTML tags, code spans,
 and autolinks over link grouping:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7898:1-7902:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo &lt;bar attr="](baz)"&gt;</span>
+<pre data-sourcepos="7898:1-7902:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo &lt;bar attr="](baz)"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[foo &lt;bar attr="](baz)"&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7905:1-7909:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo`](/uri)`</span>
+<pre data-sourcepos="7905:1-7909:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo`](/uri)`</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[foo&lt;code&gt;](/uri)&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7912:1-7916:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo&lt;http://example.com/?search=](uri)&gt;</span>
+<pre data-sourcepos="7912:1-7916:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo&lt;http://example.com/?search=](uri)&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;[foo&lt;a href="http://example.com/?search=%5D(uri)"&gt;http://example.com/?search=](uri)&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -7027,7 +7027,7 @@ used as the link's text.  The link's URI and title are provided by the
 matching [link reference definition].</p>
 <p data-sourcepos="7948:1-7948:25" dir="auto">Here is a simple example:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7950:1-7956:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar]</span>
+<pre data-sourcepos="7950:1-7956:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[bar]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7039,7 +7039,7 @@ matching [link reference definition].</p>
 <p data-sourcepos="7962:1-7963:24" dir="auto">The link text may contain balanced brackets, but not unbalanced ones,
 unless they are escaped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7965:1-7971:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link [foo [bar]]][ref]</span>
+<pre data-sourcepos="7965:1-7971:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link [foo [bar]]][ref]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7047,7 +7047,7 @@ unless they are escaped:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7974:1-7980:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link \[bar][ref]</span>
+<pre data-sourcepos="7974:1-7980:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link \[bar][ref]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7056,7 +7056,7 @@ unless they are escaped:</p>
 </div>
 <p data-sourcepos="7983:1-7983:41" dir="auto">The link text may contain inline content:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7985:1-7991:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link *foo **bar** `#`*][ref]</span>
+<pre data-sourcepos="7985:1-7991:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[link *foo **bar** `#`*][ref]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7064,7 +7064,7 @@ unless they are escaped:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="7994:1-8000:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[![moon](moon.jpg)][ref]</span>
+<pre data-sourcepos="7994:1-8000:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[![moon](moon.jpg)][ref]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7073,7 +7073,7 @@ unless they are escaped:</p>
 </div>
 <p data-sourcepos="8003:1-8003:68" dir="auto">However, links may not contain other links, at any level of nesting.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8005:1-8011:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo [bar](/uri)][ref]</span>
+<pre data-sourcepos="8005:1-8011:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo [bar](/uri)][ref]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7081,7 +7081,7 @@ unless they are escaped:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8014:1-8020:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo *bar [baz][ref]*][ref]</span>
+<pre data-sourcepos="8014:1-8020:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo *bar [baz][ref]*][ref]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7093,7 +7093,7 @@ instead of one [full reference link].)</p>
 <p data-sourcepos="8026:1-8027:18" dir="auto">The following cases illustrate the precedence of link text grouping over
 emphasis grouping:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8029:1-8035:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*[foo*][ref]</span>
+<pre data-sourcepos="8029:1-8035:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*[foo*][ref]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7101,7 +7101,7 @@ emphasis grouping:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8038:1-8044:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo *bar][ref]</span>
+<pre data-sourcepos="8038:1-8044:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo *bar][ref]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7111,7 +7111,7 @@ emphasis grouping:</p>
 <p data-sourcepos="8047:1-8048:33" dir="auto">These cases illustrate the precedence of HTML tags, code spans,
 and autolinks over link grouping:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8050:1-8056:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo &lt;bar attr="][ref]"&gt;</span>
+<pre data-sourcepos="8050:1-8056:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo &lt;bar attr="][ref]"&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7119,7 +7119,7 @@ and autolinks over link grouping:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8059:1-8065:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo`][ref]`</span>
+<pre data-sourcepos="8059:1-8065:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo`][ref]`</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7127,7 +7127,7 @@ and autolinks over link grouping:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8068:1-8074:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo&lt;http://example.com/?search=][ref]&gt;</span>
+<pre data-sourcepos="8068:1-8074:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo&lt;http://example.com/?search=][ref]&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7136,7 +7136,7 @@ and autolinks over link grouping:</p>
 </div>
 <p data-sourcepos="8077:1-8077:29" dir="auto">Matching is case-insensitive:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8079:1-8085:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][BaR]</span>
+<pre data-sourcepos="8079:1-8085:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][BaR]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[bar]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7145,7 +7145,7 @@ and autolinks over link grouping:</p>
 </div>
 <p data-sourcepos="8088:1-8088:26" dir="auto">Unicode case fold is used:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8090:1-8096:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Толпой][Толпой] is a Russian word.</span>
+<pre data-sourcepos="8090:1-8096:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Толпой][Толпой] is a Russian word.</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ТОЛПОЙ]: /url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7155,7 +7155,7 @@ and autolinks over link grouping:</p>
 <p data-sourcepos="8099:1-8100:33" dir="auto">Consecutive internal [whitespace] is treated as one space for
 purposes of determining matching:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8102:1-8109:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo</span>
+<pre data-sourcepos="8102:1-8109:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo</span>
 <span id="LC2" class="line" lang="plaintext">  bar]: /url</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">[Baz][Foo bar]</span>
@@ -7166,7 +7166,7 @@ purposes of determining matching:</p>
 <p data-sourcepos="8112:1-8113:13" dir="auto">No [whitespace] is allowed between the [link text] and the
 [link label]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8115:1-8121:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo] [bar]</span>
+<pre data-sourcepos="8115:1-8121:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo] [bar]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[bar]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7174,7 +7174,7 @@ purposes of determining matching:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8124:1-8132:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
+<pre data-sourcepos="8124:1-8132:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
 <span id="LC2" class="line" lang="plaintext">[bar]</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">[bar]: /url "title"</span>
@@ -7194,7 +7194,7 @@ link text and the link label, then in the following we will have
 a single reference link, not two shortcut reference links, as
 intended:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8146:1-8152:3" lang="markdown" class="code highlight js-syntax-highlight language-markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">[foo]</span>
+<pre data-sourcepos="8146:1-8152:3" class="code highlight js-syntax-highlight language-markdown" lang="markdown" v-pre="true"><code><span id="LC1" class="line" lang="markdown">[foo]</span>
 <span id="LC2" class="line" lang="markdown">[bar]</span>
 <span id="LC3" class="line" lang="markdown"></span>
 <span id="LC4" class="line" lang="markdown"><span class="p">[</span><span class="ss">foo</span><span class="p">]:</span> <span class="sx">/url1</span></span>
@@ -7211,7 +7211,7 @@ unintended results.)</p>
 <p data-sourcepos="8162:1-8163:18" dir="auto">When there are multiple matching [link reference definitions],
 the first is used:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8165:1-8173:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url1</span>
+<pre data-sourcepos="8165:1-8173:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]: /url1</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url2</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -7224,7 +7224,7 @@ the first is used:</p>
 inline content.  So the following does not match, even though the
 labels define equivalent inline content:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8180:1-8186:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[bar][foo\!]</span>
+<pre data-sourcepos="8180:1-8186:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[bar][foo\!]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo!]: /url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7234,7 +7234,7 @@ labels define equivalent inline content:</p>
 <p data-sourcepos="8189:1-8190:18" dir="auto">[Link labels] cannot contain brackets, unless they are
 backslash-escaped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8192:1-8199:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][ref[]</span>
+<pre data-sourcepos="8192:1-8199:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][ref[]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref[]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7243,7 +7243,7 @@ backslash-escaped:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8202:1-8209:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][ref[bar]]</span>
+<pre data-sourcepos="8202:1-8209:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][ref[bar]]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref[bar]]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7252,7 +7252,7 @@ backslash-escaped:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8212:1-8219:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[[foo]]]</span>
+<pre data-sourcepos="8212:1-8219:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[[foo]]]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[[[foo]]]: /url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7261,7 +7261,7 @@ backslash-escaped:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8222:1-8228:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][ref\[]</span>
+<pre data-sourcepos="8222:1-8228:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][ref\[]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[ref\[]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7270,7 +7270,7 @@ backslash-escaped:</p>
 </div>
 <p data-sourcepos="8231:1-8231:55" dir="auto">Note that in this example <code>]</code> is not backslash-escaped:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8233:1-8239:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[bar\\]: /uri</span>
+<pre data-sourcepos="8233:1-8239:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[bar\\]: /uri</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[bar\\]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7279,7 +7279,7 @@ backslash-escaped:</p>
 </div>
 <p data-sourcepos="8242:1-8242:68" dir="auto">A [link label] must contain at least one [non-whitespace character]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8244:1-8251:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[]</span>
+<pre data-sourcepos="8244:1-8251:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[]: /uri</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7288,7 +7288,7 @@ backslash-escaped:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8254:1-8265:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[</span>
+<pre data-sourcepos="8254:1-8265:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[</span>
 <span id="LC2" class="line" lang="plaintext"> ]</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">[</span>
@@ -7309,7 +7309,7 @@ which are used as the link's text.  The link's URI and title are
 provided by the matching reference link definition.  Thus,
 <code>[foo][]</code> is equivalent to <code>[foo][foo]</code>.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8277:1-8283:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][]</span>
+<pre data-sourcepos="8277:1-8283:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7317,7 +7317,7 @@ provided by the matching reference link definition.  Thus,
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8286:1-8292:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[*foo* bar][]</span>
+<pre data-sourcepos="8286:1-8292:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[*foo* bar][]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[*foo* bar]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7326,7 +7326,7 @@ provided by the matching reference link definition.  Thus,
 </div>
 <p data-sourcepos="8295:1-8295:37" dir="auto">The link labels are case-insensitive:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8297:1-8303:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo][]</span>
+<pre data-sourcepos="8297:1-8303:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo][]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7336,7 +7336,7 @@ provided by the matching reference link definition.  Thus,
 <p data-sourcepos="8307:1-8308:41" dir="auto">As with full reference links, [whitespace] is not
 allowed between the two sets of brackets:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8310:1-8318:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo] </span>
+<pre data-sourcepos="8310:1-8318:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo] </span>
 <span id="LC2" class="line" lang="plaintext">[]</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">[foo]: /url "title"</span>
@@ -7354,7 +7354,7 @@ which are used as the link's text.  The link's URI and title
 are provided by the matching link reference definition.
 Thus, <code>[foo]</code> is equivalent to <code>[foo][]</code>.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8330:1-8336:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
+<pre data-sourcepos="8330:1-8336:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7362,7 +7362,7 @@ Thus, <code>[foo]</code> is equivalent to <code>[foo][]</code>.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8339:1-8345:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[*foo* bar]</span>
+<pre data-sourcepos="8339:1-8345:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[*foo* bar]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[*foo* bar]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7370,7 +7370,7 @@ Thus, <code>[foo]</code> is equivalent to <code>[foo][]</code>.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8348:1-8354:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[*foo* bar]]</span>
+<pre data-sourcepos="8348:1-8354:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[*foo* bar]]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[*foo* bar]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7378,7 +7378,7 @@ Thus, <code>[foo]</code> is equivalent to <code>[foo][]</code>.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8357:1-8363:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[bar [foo]</span>
+<pre data-sourcepos="8357:1-8363:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[bar [foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7387,7 +7387,7 @@ Thus, <code>[foo]</code> is equivalent to <code>[foo][]</code>.</p>
 </div>
 <p data-sourcepos="8366:1-8366:37" dir="auto">The link labels are case-insensitive:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8368:1-8374:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo]</span>
+<pre data-sourcepos="8368:1-8374:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[Foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7396,7 +7396,7 @@ Thus, <code>[foo]</code> is equivalent to <code>[foo][]</code>.</p>
 </div>
 <p data-sourcepos="8377:1-8377:48" dir="auto">A space after the link text should be preserved:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8379:1-8385:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo] bar</span>
+<pre data-sourcepos="8379:1-8385:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo] bar</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7406,7 +7406,7 @@ Thus, <code>[foo]</code> is equivalent to <code>[foo][]</code>.</p>
 <p data-sourcepos="8388:1-8389:31" dir="auto">If you just want bracketed text, you can backslash-escape the
 opening bracket to avoid links:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8391:1-8397:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\[foo]</span>
+<pre data-sourcepos="8391:1-8397:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\[foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7416,7 +7416,7 @@ opening bracket to avoid links:</p>
 <p data-sourcepos="8400:1-8401:26" dir="auto">Note that this is a link, because a link label ends with the first
 following closing bracket:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8403:1-8409:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo*]: /url</span>
+<pre data-sourcepos="8403:1-8409:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo*]: /url</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">*[foo*]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7426,7 +7426,7 @@ following closing bracket:</p>
 <p data-sourcepos="8412:1-8413:11" dir="auto">Full and compact references take precedence over shortcut
 references:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8415:1-8422:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar]</span>
+<pre data-sourcepos="8415:1-8422:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url1</span>
 <span id="LC4" class="line" lang="plaintext">[bar]: /url2</span>
@@ -7435,7 +7435,7 @@ references:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8424:1-8430:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][]</span>
+<pre data-sourcepos="8424:1-8430:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url1</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7444,7 +7444,7 @@ references:</p>
 </div>
 <p data-sourcepos="8432:1-8432:34" dir="auto">Inline links also take precedence:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8434:1-8440:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]()</span>
+<pre data-sourcepos="8434:1-8440:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo]()</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url1</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7452,7 +7452,7 @@ references:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8442:1-8448:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo](not a link)</span>
+<pre data-sourcepos="8442:1-8448:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo](not a link)</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url1</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7462,7 +7462,7 @@ references:</p>
 <p data-sourcepos="8450:1-8451:23" dir="auto">In the following case <code>[bar][baz]</code> is parsed as a reference,
 <code>[foo]</code> as normal text:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8453:1-8459:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar][baz]</span>
+<pre data-sourcepos="8453:1-8459:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar][baz]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[baz]: /url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7472,7 +7472,7 @@ references:</p>
 <p data-sourcepos="8462:1-8463:19" dir="auto">Here, though, <code>[foo][bar]</code> is parsed as a reference, since
 <code>[bar]</code> is defined:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8465:1-8472:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar][baz]</span>
+<pre data-sourcepos="8465:1-8472:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar][baz]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[baz]: /url1</span>
 <span id="LC4" class="line" lang="plaintext">[bar]: /url2</span>
@@ -7483,7 +7483,7 @@ references:</p>
 <p data-sourcepos="8475:1-8476:65" dir="auto">Here <code>[foo]</code> is not parsed as a shortcut reference, because it
 is followed by a link label (even though <code>[bar]</code> is not defined):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8478:1-8485:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar][baz]</span>
+<pre data-sourcepos="8478:1-8485:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[foo][bar][baz]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[baz]: /url1</span>
 <span id="LC4" class="line" lang="plaintext">[foo]: /url2</span>
@@ -7503,13 +7503,13 @@ An image description has inline elements
 as its contents.  When an image is rendered to HTML,
 this is standardly used as the image's <code>alt</code> attribute.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8501:1-8505:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo](/url "title")</span>
+<pre data-sourcepos="8501:1-8505:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo](/url "title")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;img src="/url" alt="foo" title="title" /&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8508:1-8514:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo *bar*]</span>
+<pre data-sourcepos="8508:1-8514:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo *bar*]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo *bar*]: train.jpg "train &amp; tracks"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7517,13 +7517,13 @@ this is standardly used as the image's <code>alt</code> attribute.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8517:1-8521:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo ![bar](/url)](/url2)</span>
+<pre data-sourcepos="8517:1-8521:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo ![bar](/url)](/url2)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;img src="/url2" alt="foo bar" /&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8524:1-8528:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo [bar](/url)](/url2)</span>
+<pre data-sourcepos="8524:1-8528:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo [bar](/url)](/url2)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;img src="/url2" alt="foo bar" /&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -7534,7 +7534,7 @@ of the [image description] be used.  Note that in
 the above example, the alt attribute's value is <code>foo bar</code>, not <code>foo [bar](/url)</code> or <code>foo &lt;a href="/url"&gt;bar&lt;/a&gt;</code>.  Only the plain string
 content is rendered, without formatting.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8538:1-8544:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo *bar*][]</span>
+<pre data-sourcepos="8538:1-8544:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo *bar*][]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo *bar*]: train.jpg "train &amp; tracks"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7542,7 +7542,7 @@ content is rendered, without formatting.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8547:1-8553:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo *bar*][foobar]</span>
+<pre data-sourcepos="8547:1-8553:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo *bar*][foobar]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[FOOBAR]: train.jpg "train &amp; tracks"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7550,32 +7550,32 @@ content is rendered, without formatting.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8556:1-8560:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo](train.jpg)</span>
+<pre data-sourcepos="8556:1-8560:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo](train.jpg)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;img src="train.jpg" alt="foo" /&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8563:1-8567:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">My ![foo bar](/path/to/train.jpg  "title"   )</span>
+<pre data-sourcepos="8563:1-8567:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">My ![foo bar](/path/to/train.jpg  "title"   )</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;My &lt;img src="/path/to/train.jpg" alt="foo bar" title="title" /&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8570:1-8574:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo](&lt;url&gt;)</span>
+<pre data-sourcepos="8570:1-8574:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo](&lt;url&gt;)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;img src="url" alt="foo" /&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8577:1-8581:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![](/url)</span>
+<pre data-sourcepos="8577:1-8581:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![](/url)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;img src="/url" alt="" /&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="8584:1-8584:16" dir="auto">Reference-style:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8586:1-8592:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo][bar]</span>
+<pre data-sourcepos="8586:1-8592:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo][bar]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[bar]: /url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7583,7 +7583,7 @@ content is rendered, without formatting.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8595:1-8601:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo][bar]</span>
+<pre data-sourcepos="8595:1-8601:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo][bar]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[BAR]: /url</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7592,7 +7592,7 @@ content is rendered, without formatting.</p>
 </div>
 <p data-sourcepos="8604:1-8604:10" dir="auto">Collapsed:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8606:1-8612:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo][]</span>
+<pre data-sourcepos="8606:1-8612:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo][]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7600,7 +7600,7 @@ content is rendered, without formatting.</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8615:1-8621:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![*foo* bar][]</span>
+<pre data-sourcepos="8615:1-8621:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![*foo* bar][]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[*foo* bar]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7609,7 +7609,7 @@ content is rendered, without formatting.</p>
 </div>
 <p data-sourcepos="8624:1-8624:32" dir="auto">The labels are case-insensitive:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8626:1-8632:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![Foo][]</span>
+<pre data-sourcepos="8626:1-8632:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![Foo][]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7619,7 +7619,7 @@ content is rendered, without formatting.</p>
 <p data-sourcepos="8635:1-8636:33" dir="auto">As with reference links, [whitespace] is not allowed
 between the two sets of brackets:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8638:1-8646:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo] </span>
+<pre data-sourcepos="8638:1-8646:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo] </span>
 <span id="LC2" class="line" lang="plaintext">[]</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">[foo]: /url "title"</span>
@@ -7630,7 +7630,7 @@ between the two sets of brackets:</p>
 </div>
 <p data-sourcepos="8649:1-8649:9" dir="auto">Shortcut:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8651:1-8657:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo]</span>
+<pre data-sourcepos="8651:1-8657:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7638,7 +7638,7 @@ between the two sets of brackets:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8660:1-8666:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![*foo* bar]</span>
+<pre data-sourcepos="8660:1-8666:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![*foo* bar]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[*foo* bar]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7647,7 +7647,7 @@ between the two sets of brackets:</p>
 </div>
 <p data-sourcepos="8669:1-8669:56" dir="auto">Note that link labels cannot contain unescaped brackets:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8671:1-8678:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![[foo]]</span>
+<pre data-sourcepos="8671:1-8678:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![[foo]]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[[foo]]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7657,7 +7657,7 @@ between the two sets of brackets:</p>
 </div>
 <p data-sourcepos="8681:1-8681:37" dir="auto">The link labels are case-insensitive:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8683:1-8689:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![Foo]</span>
+<pre data-sourcepos="8683:1-8689:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![Foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7667,7 +7667,7 @@ between the two sets of brackets:</p>
 <p data-sourcepos="8692:1-8693:33" dir="auto">If you just want a literal <code>!</code> followed by bracketed text, you can
 backslash-escape the opening <code>[</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8695:1-8701:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">!\[foo]</span>
+<pre data-sourcepos="8695:1-8701:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">!\[foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7677,7 +7677,7 @@ backslash-escape the opening <code>[</code>:</p>
 <p data-sourcepos="8704:1-8705:4" dir="auto">If you want a link after a literal <code>!</code>, backslash-escape the
 <code>!</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8707:1-8713:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\![foo]</span>
+<pre data-sourcepos="8707:1-8713:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">\![foo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[foo]: /url "title"</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7704,26 +7704,26 @@ by any combination of ASCII letters, digits, or the symbols plus
 ("+"), period ("."), or hyphen ("-").</p>
 <p data-sourcepos="8738:1-8738:30" dir="auto">Here are some valid autolinks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8740:1-8744:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://foo.bar.baz&gt;</span>
+<pre data-sourcepos="8740:1-8744:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://foo.bar.baz&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="http://foo.bar.baz"&gt;http://foo.bar.baz&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8747:1-8751:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://foo.bar.baz/test?q=hello&amp;id=22&amp;boolean&gt;</span>
+<pre data-sourcepos="8747:1-8751:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://foo.bar.baz/test?q=hello&amp;id=22&amp;boolean&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="http://foo.bar.baz/test?q=hello&amp;amp;id=22&amp;amp;boolean"&gt;http://foo.bar.baz/test?q=hello&amp;amp;id=22&amp;amp;boolean&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8754:1-8758:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;irc://foo.bar:2233/baz&gt;</span>
+<pre data-sourcepos="8754:1-8758:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;irc://foo.bar:2233/baz&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="irc://foo.bar:2233/baz"&gt;irc://foo.bar:2233/baz&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="8761:1-8761:23" dir="auto">Uppercase is also fine:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8763:1-8767:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;MAILTO:FOO@BAR.BAZ&gt;</span>
+<pre data-sourcepos="8763:1-8767:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;MAILTO:FOO@BAR.BAZ&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="MAILTO:FOO@BAR.BAZ"&gt;MAILTO:FOO@BAR.BAZ&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -7733,39 +7733,39 @@ purposes of this spec are not valid URIs, because their
 schemes are not registered or because of other problems
 with their syntax:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8775:1-8779:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a+b+c:d&gt;</span>
+<pre data-sourcepos="8775:1-8779:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a+b+c:d&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="a+b+c:d"&gt;a+b+c:d&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8782:1-8786:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;made-up-scheme://foo,bar&gt;</span>
+<pre data-sourcepos="8782:1-8786:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;made-up-scheme://foo,bar&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="made-up-scheme://foo,bar"&gt;made-up-scheme://foo,bar&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8789:1-8793:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://../&gt;</span>
+<pre data-sourcepos="8789:1-8793:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://../&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="http://../"&gt;http://../&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8796:1-8800:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;localhost:5001/foo&gt;</span>
+<pre data-sourcepos="8796:1-8800:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;localhost:5001/foo&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="localhost:5001/foo"&gt;localhost:5001/foo&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="8803:1-8803:36" dir="auto">Spaces are not allowed in autolinks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8805:1-8809:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://foo.bar/baz bim&gt;</span>
+<pre data-sourcepos="8805:1-8809:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://foo.bar/baz bim&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;http://foo.bar/baz bim&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="8812:1-8812:47" dir="auto">Backslash-escapes do not work inside autolinks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8814:1-8818:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://example.com/\[\&gt;</span>
+<pre data-sourcepos="8814:1-8818:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;http://example.com/\[\&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="http://example.com/%5C%5B%5C"&gt;http://example.com/\[\&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -7779,63 +7779,63 @@ for these purposes, is anything that matches
 the <a href="https://html.spec.whatwg.org/multipage/forms.html#e-mail-state-(type=email)" rel="nofollow noreferrer noopener" target="_blank">non-normative regex from the HTML5
 spec</a>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8831:5-8833:0" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">/^[a-zA-Z0-9.!#$%&amp;'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?</span>
+<pre data-sourcepos="8831:5-8833:0" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">/^[a-zA-Z0-9.!#$%&amp;'*+/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?</span>
 <span id="LC2" class="line" lang="plaintext">(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*$/</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="8834:1-8834:28" dir="auto">Examples of email autolinks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8836:1-8840:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;foo@bar.example.com&gt;</span>
+<pre data-sourcepos="8836:1-8840:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;foo@bar.example.com&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="mailto:foo@bar.example.com"&gt;foo@bar.example.com&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8843:1-8847:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;foo+special@Bar.baz-bar0.com&gt;</span>
+<pre data-sourcepos="8843:1-8847:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;foo+special@Bar.baz-bar0.com&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="mailto:foo+special@Bar.baz-bar0.com"&gt;foo+special@Bar.baz-bar0.com&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="8850:1-8850:53" dir="auto">Backslash-escapes do not work inside email autolinks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8852:1-8856:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;foo\+@bar.example.com&gt;</span>
+<pre data-sourcepos="8852:1-8856:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;foo\+@bar.example.com&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;foo+@bar.example.com&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="8859:1-8859:24" dir="auto">These are not autolinks:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8861:1-8865:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;&gt;</span>
+<pre data-sourcepos="8861:1-8865:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8868:1-8872:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt; http://foo.bar &gt;</span>
+<pre data-sourcepos="8868:1-8872:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt; http://foo.bar &gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt; http://foo.bar &amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8875:1-8879:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;m:abc&gt;</span>
+<pre data-sourcepos="8875:1-8879:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;m:abc&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;m:abc&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8882:1-8886:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;foo.bar.baz&gt;</span>
+<pre data-sourcepos="8882:1-8886:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;foo.bar.baz&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;foo.bar.baz&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8889:1-8893:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">http://example.com</span>
+<pre data-sourcepos="8889:1-8893:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">http://example.com</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;http://example.com&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8896:1-8900:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo@bar.example.com</span>
+<pre data-sourcepos="8896:1-8900:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo@bar.example.com</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo@bar.example.com&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -7859,14 +7859,14 @@ There must be at least one period,
 and no underscores may be present in the last two segments of the domain.</p>
 <p data-sourcepos="8923:1-8923:49">The scheme <code>http</code> will be inserted automatically:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8925:1-8929:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.commonmark.org</span>
+<pre data-sourcepos="8925:1-8929:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.commonmark.org</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="http://www.commonmark.org"&gt;www.commonmark.org&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="8931:1-8931:77">After a [valid domain], zero or more non-space non-<code>&lt;</code> characters may follow:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8933:1-8937:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Visit www.commonmark.org/help for more information.</span>
+<pre data-sourcepos="8933:1-8937:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Visit www.commonmark.org/help for more information.</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;Visit &lt;a href="http://www.commonmark.org/help"&gt;www.commonmark.org/help&lt;/a&gt; for more information.&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -7876,7 +7876,7 @@ and no underscores may be present in the last two segments of the domain.</p>
 will not be considered part of the autolink, though they may be included in the
 interior of the link:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8945:1-8952:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Visit www.commonmark.org.</span>
+<pre data-sourcepos="8945:1-8952:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Visit www.commonmark.org.</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">Visit www.commonmark.org/a.b.</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7889,7 +7889,7 @@ of parentheses.  If there is a greater number of closing parentheses than
 opening ones, we don't consider the unmatched trailing parentheses part of the
 autolink, in order to facilitate including an autolink inside a parenthesis:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8959:1-8972:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.google.com/search?q=Markup+(business)</span>
+<pre data-sourcepos="8959:1-8972:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.google.com/search?q=Markup+(business)</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">www.google.com/search?q=Markup+(business)))</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -7907,7 +7907,7 @@ autolink, in order to facilitate including an autolink inside a parenthesis:</p>
 the only parentheses are in the interior of the autolink, no special rules are
 applied:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8978:1-8982:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.google.com/search?q=(business))+ok</span>
+<pre data-sourcepos="8978:1-8982:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.google.com/search?q=(business))+ok</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="http://www.google.com/search?q=(business))+ok"&gt;www.google.com/search?q=(business))+ok&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -7917,7 +7917,7 @@ resemble an [entity reference][entity references]; if the preceding text is <cod
 followed by one or more alphanumeric characters.  If so, it is excluded from
 the autolink:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="8989:1-8996:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.google.com/search?q=commonmark&amp;hl=en</span>
+<pre data-sourcepos="8989:1-8996:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.google.com/search?q=commonmark&amp;hl=en</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">www.google.com/search?q=commonmark&amp;hl;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -7927,7 +7927,7 @@ the autolink:</p>
 </div>
 <p data-sourcepos="8998:1-8998:33"><code>&lt;</code> immediately ends an autolink.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9000:1-9004:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.commonmark.org/he&lt;lp</span>
+<pre data-sourcepos="9000:1-9004:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">www.commonmark.org/he&lt;lp</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="http://www.commonmark.org/he"&gt;www.commonmark.org/he&lt;/a&gt;&amp;lt;lp&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -7937,7 +7937,7 @@ the autolink:</p>
 more non-space non-<code>&lt;</code> characters according to
 [extended autolink path validation]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9011:1-9021:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">http://commonmark.org</span>
+<pre data-sourcepos="9011:1-9021:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">http://commonmark.org</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">(Visit https://encrypted.google.com/search?q=Markup+(business))</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -7961,14 +7961,14 @@ The last character must not be one of <code>-</code> or <code>_</code>.</li>
 </ul>
 <p data-sourcepos="9035:1-9035:71">The scheme <code>mailto:</code> will automatically be added to the generated link:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9037:1-9041:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo@bar.baz</span>
+<pre data-sourcepos="9037:1-9041:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo@bar.baz</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="mailto:foo@bar.baz"&gt;foo@bar.baz&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9043:1-9043:44"><code>+</code> can occur before the <code>@</code>, but not after.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9045:1-9049:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">hello@mail+xyz.example isn't valid, but hello+xyz@mail.example is.</span>
+<pre data-sourcepos="9045:1-9049:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">hello@mail+xyz.example isn't valid, but hello+xyz@mail.example is.</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;hello@mail+xyz.example isn't valid, but &lt;a href="mailto:hello+xyz@mail.example"&gt;hello+xyz@mail.example&lt;/a&gt; is.&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -7977,7 +7977,7 @@ The last character must not be one of <code>-</code> or <code>_</code>.</li>
 the end of the email address, in which case it will not be considered part of
 the address:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9055:1-9068:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a.b-c_d@a.b</span>
+<pre data-sourcepos="9055:1-9068:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">a.b-c_d@a.b</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">a.b-c_d@a.b.</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -8050,21 +8050,21 @@ an [HTML comment], a [processing instruction], a [declaration],
 or a [CDATA section].</p>
 <p data-sourcepos="9145:1-9145:31" dir="auto">Here are some simple open tags:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9147:1-9151:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a&gt;&lt;bab&gt;&lt;c2c&gt;</span>
+<pre data-sourcepos="9147:1-9151:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a&gt;&lt;bab&gt;&lt;c2c&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a&gt;&lt;bab&gt;&lt;c2c&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9154:1-9154:15" dir="auto">Empty elements:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9156:1-9160:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a/&gt;&lt;b2/&gt;</span>
+<pre data-sourcepos="9156:1-9160:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a/&gt;&lt;b2/&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a/&gt;&lt;b2/&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9163:1-9163:24" dir="auto">[Whitespace] is allowed:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9165:1-9171:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a  /&gt;&lt;b2</span>
+<pre data-sourcepos="9165:1-9171:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a  /&gt;&lt;b2</span>
 <span id="LC2" class="line" lang="plaintext">data="foo" &gt;</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;a  /&gt;&lt;b2</span>
@@ -8073,7 +8073,7 @@ or a [CDATA section].</p>
 </div>
 <p data-sourcepos="9174:1-9174:16" dir="auto">With attributes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9176:1-9182:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a foo="bar" bam = 'baz &lt;em&gt;"&lt;/em&gt;'</span>
+<pre data-sourcepos="9176:1-9182:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a foo="bar" bam = 'baz &lt;em&gt;"&lt;/em&gt;'</span>
 <span id="LC2" class="line" lang="plaintext">_boolean zoop:33=zoop:33 /&gt;</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;a foo="bar" bam = 'baz &lt;em&gt;"&lt;/em&gt;'</span>
@@ -8082,35 +8082,35 @@ or a [CDATA section].</p>
 </div>
 <p data-sourcepos="9185:1-9185:29" dir="auto">Custom tag names can be used:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9187:1-9191:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo &lt;responsive-image src="foo.jpg" /&gt;</span>
+<pre data-sourcepos="9187:1-9191:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo &lt;responsive-image src="foo.jpg" /&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;Foo &lt;responsive-image src="foo.jpg" /&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9194:1-9194:38" dir="auto">Illegal tag names, not parsed as HTML:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9196:1-9200:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;33&gt; &lt;__&gt;</span>
+<pre data-sourcepos="9196:1-9200:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;33&gt; &lt;__&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;33&amp;gt; &amp;lt;__&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9203:1-9203:24" dir="auto">Illegal attribute names:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9205:1-9209:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a h*#ref="hi"&gt;</span>
+<pre data-sourcepos="9205:1-9209:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a h*#ref="hi"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;a h*#ref=&amp;quot;hi&amp;quot;&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9212:1-9212:25" dir="auto">Illegal attribute values:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9214:1-9218:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="hi'&gt; &lt;a href=hi'&gt;</span>
+<pre data-sourcepos="9214:1-9218:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="hi'&gt; &lt;a href=hi'&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;a href=&amp;quot;hi'&amp;gt; &amp;lt;a href=hi'&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9221:1-9221:21" dir="auto">Illegal [whitespace]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9223:1-9233:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt; a&gt;&lt;</span>
+<pre data-sourcepos="9223:1-9233:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt; a&gt;&lt;</span>
 <span id="LC2" class="line" lang="plaintext">foo&gt;&lt;bar/ &gt;</span>
 <span id="LC3" class="line" lang="plaintext">&lt;foo bar=baz</span>
 <span id="LC4" class="line" lang="plaintext">bim!bop /&gt;</span>
@@ -8123,28 +8123,28 @@ or a [CDATA section].</p>
 </div>
 <p data-sourcepos="9236:1-9236:21" dir="auto">Missing [whitespace]:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9238:1-9242:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href='bar'title=title&gt;</span>
+<pre data-sourcepos="9238:1-9242:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href='bar'title=title&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;a href='bar'title=title&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9245:1-9245:13" dir="auto">Closing tags:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9247:1-9251:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;/a&gt;&lt;/foo &gt;</span>
+<pre data-sourcepos="9247:1-9251:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;/a&gt;&lt;/foo &gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;/a&gt;&lt;/foo &gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9254:1-9254:34" dir="auto">Illegal attributes in closing tag:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9256:1-9260:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;/a href="foo"&gt;</span>
+<pre data-sourcepos="9256:1-9260:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;/a href="foo"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;/a href=&amp;quot;foo&amp;quot;&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9263:1-9263:9" dir="auto">Comments:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9265:1-9271:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;!-- this is a</span>
+<pre data-sourcepos="9265:1-9271:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;!-- this is a</span>
 <span id="LC2" class="line" lang="plaintext">comment - with hyphen --&gt;</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo &lt;!-- this is a</span>
@@ -8152,14 +8152,14 @@ or a [CDATA section].</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9274:1-9278:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;!-- not a comment -- two hyphens --&gt;</span>
+<pre data-sourcepos="9274:1-9278:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;!-- not a comment -- two hyphens --&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &amp;lt;!-- not a comment -- two hyphens --&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9281:1-9281:13" dir="auto">Not comments:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9283:1-9290:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;!--&gt; foo --&gt;</span>
+<pre data-sourcepos="9283:1-9290:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;!--&gt; foo --&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">foo &lt;!-- foo---&gt;</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -8169,21 +8169,21 @@ or a [CDATA section].</p>
 </div>
 <p data-sourcepos="9293:1-9293:24" dir="auto">Processing instructions:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9295:1-9299:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;?php echo $a; ?&gt;</span>
+<pre data-sourcepos="9295:1-9299:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;?php echo $a; ?&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;?php echo $a; ?&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9302:1-9302:13" dir="auto">Declarations:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9304:1-9308:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;!ELEMENT br EMPTY&gt;</span>
+<pre data-sourcepos="9304:1-9308:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;!ELEMENT br EMPTY&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;!ELEMENT br EMPTY&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9311:1-9311:15" dir="auto">CDATA sections:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9313:1-9317:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;![CDATA[&gt;&amp;&lt;]]&gt;</span>
+<pre data-sourcepos="9313:1-9317:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;![CDATA[&gt;&amp;&lt;]]&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;![CDATA[&gt;&amp;&lt;]]&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -8191,20 +8191,20 @@ or a [CDATA section].</p>
 <p data-sourcepos="9320:1-9321:11" dir="auto">Entity and numeric character references are preserved in HTML
 attributes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9323:1-9327:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;a href="&amp;ouml;"&gt;</span>
+<pre data-sourcepos="9323:1-9327:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;a href="&amp;ouml;"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;a href="&amp;ouml;"&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9330:1-9330:49" dir="auto">Backslash escapes do not work in HTML attributes:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9332:1-9336:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;a href="\*"&gt;</span>
+<pre data-sourcepos="9332:1-9336:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo &lt;a href="\*"&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo &lt;a href="\*"&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9339:1-9343:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="\""&gt;</span>
+<pre data-sourcepos="9339:1-9343:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="\""&gt;</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&amp;lt;a href=&amp;quot;&amp;quot;&amp;quot;&amp;gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -8231,7 +8231,7 @@ unique to them (i.e. nested HTML is interpreted differently), and this is
 usually undesireable in the context of other rendered Markdown content.</p>
 <p data-sourcepos="9368:1-9368:39">All other HTML tags are left untouched.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9370:1-9381:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;strong&gt; &lt;title&gt; &lt;style&gt; &lt;em&gt;</span>
+<pre data-sourcepos="9370:1-9381:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;strong&gt; &lt;title&gt; &lt;style&gt; &lt;em&gt;</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">&lt;blockquote&gt;</span>
 <span id="LC4" class="line" lang="plaintext">  &lt;xmp&gt; is disallowed.  &lt;XMP&gt; is also disallowed.</span>
@@ -8251,7 +8251,7 @@ by two or more spaces and does not occur at the end of a block
 is parsed as a <a href="@">hard line break</a> (rendered
 in HTML as a <code>&lt;br /&gt;</code> tag):</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9392:1-9398:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo  </span>
+<pre data-sourcepos="9392:1-9398:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo  </span>
 <span id="LC2" class="line" lang="plaintext">baz</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo&lt;br /&gt;</span>
@@ -8261,7 +8261,7 @@ in HTML as a <code>&lt;br /&gt;</code> tag):</p>
 <p data-sourcepos="9401:1-9402:48" dir="auto">For a more visible alternative, a backslash before the
 [line ending] may be used instead of two spaces:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9404:1-9410:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo\</span>
+<pre data-sourcepos="9404:1-9410:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo\</span>
 <span id="LC2" class="line" lang="plaintext">baz</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo&lt;br /&gt;</span>
@@ -8270,7 +8270,7 @@ in HTML as a <code>&lt;br /&gt;</code> tag):</p>
 </div>
 <p data-sourcepos="9413:1-9413:33" dir="auto">More than two spaces can be used:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9415:1-9421:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo       </span>
+<pre data-sourcepos="9415:1-9421:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo       </span>
 <span id="LC2" class="line" lang="plaintext">baz</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo&lt;br /&gt;</span>
@@ -8279,7 +8279,7 @@ in HTML as a <code>&lt;br /&gt;</code> tag):</p>
 </div>
 <p data-sourcepos="9424:1-9424:61" dir="auto">Leading spaces at the beginning of the next line are ignored:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9426:1-9432:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo  </span>
+<pre data-sourcepos="9426:1-9432:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo  </span>
 <span id="LC2" class="line" lang="plaintext">     bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo&lt;br /&gt;</span>
@@ -8287,7 +8287,7 @@ in HTML as a <code>&lt;br /&gt;</code> tag):</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9435:1-9441:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo\</span>
+<pre data-sourcepos="9435:1-9441:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo\</span>
 <span id="LC2" class="line" lang="plaintext">     bar</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo&lt;br /&gt;</span>
@@ -8297,7 +8297,7 @@ in HTML as a <code>&lt;br /&gt;</code> tag):</p>
 <p data-sourcepos="9444:1-9445:26" dir="auto">Line breaks can occur inside emphasis, links, and other constructs
 that allow inline content:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9447:1-9453:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo  </span>
+<pre data-sourcepos="9447:1-9453:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo  </span>
 <span id="LC2" class="line" lang="plaintext">bar*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo&lt;br /&gt;</span>
@@ -8305,7 +8305,7 @@ that allow inline content:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9456:1-9462:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo\</span>
+<pre data-sourcepos="9456:1-9462:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">*foo\</span>
 <span id="LC2" class="line" lang="plaintext">bar*</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;em&gt;foo&lt;br /&gt;</span>
@@ -8314,14 +8314,14 @@ that allow inline content:</p>
 </div>
 <p data-sourcepos="9465:1-9465:42" dir="auto">Line breaks do not occur inside code spans</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9467:1-9472:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`code  </span>
+<pre data-sourcepos="9467:1-9472:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`code  </span>
 <span id="LC2" class="line" lang="plaintext">span`</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;code   span&lt;/code&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9475:1-9480:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`code\</span>
+<pre data-sourcepos="9475:1-9480:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">`code\</span>
 <span id="LC2" class="line" lang="plaintext">span`</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;code&gt;code\ span&lt;/code&gt;&lt;/p&gt;</span></code></pre>
@@ -8329,7 +8329,7 @@ that allow inline content:</p>
 </div>
 <p data-sourcepos="9483:1-9483:13" dir="auto">or HTML tags:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9485:1-9491:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="foo  </span>
+<pre data-sourcepos="9485:1-9491:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="foo  </span>
 <span id="LC2" class="line" lang="plaintext">bar"&gt;</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;a href="foo  </span>
@@ -8337,7 +8337,7 @@ that allow inline content:</p>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9494:1-9500:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="foo\</span>
+<pre data-sourcepos="9494:1-9500:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">&lt;a href="foo\</span>
 <span id="LC2" class="line" lang="plaintext">bar"&gt;</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;&lt;a href="foo\</span>
@@ -8348,25 +8348,25 @@ that allow inline content:</p>
 Neither syntax for hard line breaks works at the end of a paragraph or
 other block element:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9507:1-9511:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo\</span>
+<pre data-sourcepos="9507:1-9511:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo\</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo\&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9514:1-9518:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo  </span>
+<pre data-sourcepos="9514:1-9518:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo  </span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;foo&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9521:1-9525:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo\</span>
+<pre data-sourcepos="9521:1-9525:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo\</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;h3&gt;foo\&lt;/h3&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9528:1-9532:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo  </span>
+<pre data-sourcepos="9528:1-9532:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">### foo  </span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;h3&gt;foo&lt;/h3&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -8379,7 +8379,7 @@ preceded by two or more spaces or a backslash is parsed as a
 [line ending] or as a space. The result will be the same in
 browsers. In the examples here, a [line ending] will be used.)</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9543:1-9549:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
+<pre data-sourcepos="9543:1-9549:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo</span>
 <span id="LC2" class="line" lang="plaintext">baz</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo</span>
@@ -8389,7 +8389,7 @@ browsers. In the examples here, a [line ending] will be used.)</p>
 <p data-sourcepos="9552:1-9553:8" dir="auto">Spaces at the end of the line and beginning of the next line are
 removed:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9555:1-9561:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo </span>
+<pre data-sourcepos="9555:1-9561:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">foo </span>
 <span id="LC2" class="line" lang="plaintext"> baz</span>
 <span id="LC3" class="line" lang="plaintext">.</span>
 <span id="LC4" class="line" lang="plaintext">&lt;p&gt;foo</span>
@@ -8405,20 +8405,20 @@ as hard line breaks.</p>
 <p data-sourcepos="9572:1-9573:35" dir="auto">Any characters not given an interpretation by the above rules will
 be parsed as plain textual content.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9575:1-9579:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">hello $.;'there</span>
+<pre data-sourcepos="9575:1-9579:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">hello $.;'there</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;hello $.;'there&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9582:1-9586:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo χρῆν</span>
+<pre data-sourcepos="9582:1-9586:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Foo χρῆν</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;Foo χρῆν&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9589:1-9589:39" dir="auto">Internal spaces are preserved verbatim:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9591:1-9595:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Multiple     spaces</span>
+<pre data-sourcepos="9591:1-9595:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">Multiple     spaces</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;Multiple     spaces&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -8436,7 +8436,7 @@ examples may be split into multiple top-level headings in the future.</p>
 <p data-sourcepos="9610:1-9611:143" dir="auto">See
 <a href="https://docs.gitlab.com/ee/user/markdown.html#footnotes" rel="nofollow noreferrer noopener" target="_blank">the footnotes section of the user-facing documentation for GitLab Flavored Markdown</a>.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9613:1-9637:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">footnote reference tag [^fortytwo]</span>
+<pre data-sourcepos="9613:1-9637:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">footnote reference tag [^fortytwo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[^fortytwo]: footnote text</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -8473,7 +8473,7 @@ GitLab Flavored Markdown specification.</p>
 <p data-sourcepos="9651:1-9651:80" dir="auto">The following are some basic examples; more examples may be added in the future.</p>
 <p data-sourcepos="9653:1-9653:16" dir="auto">Incomplete task:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9655:1-9665:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [ ] incomplete</span>
+<pre data-sourcepos="9655:1-9665:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [ ] incomplete</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;</span>
@@ -8486,7 +8486,7 @@ GitLab Flavored Markdown specification.</p>
 </div>
 <p data-sourcepos="9667:1-9667:15" dir="auto">Completed task:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9669:1-9679:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [x] completed</span>
+<pre data-sourcepos="9669:1-9679:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [x] completed</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;</span>
@@ -8499,7 +8499,7 @@ GitLab Flavored Markdown specification.</p>
 </div>
 <p data-sourcepos="9681:1-9681:18" dir="auto">Inapplicable task:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9683:1-9695:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [~] inapplicable</span>
+<pre data-sourcepos="9683:1-9695:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [~] inapplicable</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;</span>
@@ -8515,7 +8515,7 @@ GitLab Flavored Markdown specification.</p>
 <p data-sourcepos="9697:1-9698:50" dir="auto">Inapplicable task in a "loose" list. Note that the <code>&lt;del&gt;</code> tag is not applied to the
 loose text; it has strikethrough applied with CSS.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9700:1-9719:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [~] inapplicable</span>
+<pre data-sourcepos="9700:1-9719:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [~] inapplicable</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  text in loose list</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -8543,7 +8543,7 @@ loose text; it has strikethrough applied with CSS.</p>
 This data can be used by static site generators like Jekyll, Hugo, and many other applications.</p>
 <p data-sourcepos="9729:1-9729:18" dir="auto">YAML front matter:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9731:1-9741:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">---</span>
+<pre data-sourcepos="9731:1-9741:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">---</span>
 <span id="LC2" class="line" lang="plaintext">title: YAML front matter</span>
 <span id="LC3" class="line" lang="plaintext">---</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -8556,7 +8556,7 @@ This data can be used by static site generators like Jekyll, Hugo, and many othe
 </div>
 <p data-sourcepos="9743:1-9743:18" dir="auto">TOML front matter:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9745:1-9755:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">+++</span>
+<pre data-sourcepos="9745:1-9755:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">+++</span>
 <span id="LC2" class="line" lang="plaintext">title: TOML front matter</span>
 <span id="LC3" class="line" lang="plaintext">+++</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -8569,7 +8569,7 @@ This data can be used by static site generators like Jekyll, Hugo, and many othe
 </div>
 <p data-sourcepos="9757:1-9757:18" dir="auto">JSON front matter:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9759:1-9773:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">;;;</span>
+<pre data-sourcepos="9759:1-9773:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">;;;</span>
 <span id="LC2" class="line" lang="plaintext">{</span>
 <span id="LC3" class="line" lang="plaintext">  "title": "JSON front matter"</span>
 <span id="LC4" class="line" lang="plaintext">}</span>
@@ -8586,7 +8586,7 @@ This data can be used by static site generators like Jekyll, Hugo, and many othe
 </div>
 <p data-sourcepos="9775:1-9775:66" dir="auto">Front matter blocks should be inserted at the top of the document:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9777:1-9787:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">text</span>
+<pre data-sourcepos="9777:1-9787:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">text</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">---</span>
 <span id="LC4" class="line" lang="plaintext">title: YAML front matter</span>
@@ -8599,7 +8599,7 @@ This data can be used by static site generators like Jekyll, Hugo, and many othe
 </div>
 <p data-sourcepos="9789:1-9789:74" dir="auto">Front matter block delimiters shouldn’t be preceded by space characters:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9791:1-9798:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ---</span>
+<pre data-sourcepos="9791:1-9798:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ---</span>
 <span id="LC2" class="line" lang="plaintext">title: YAML front matter</span>
 <span id="LC3" class="line" lang="plaintext">---</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -8686,7 +8686,7 @@ Add either the <code>[[_TOC_]]</code> or </p><ul class="section-nav">
 </li>
 </ul> tag on its own line.
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9809:1-9826:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[TOC]</span>
+<pre data-sourcepos="9809:1-9826:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[TOC]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext"># Heading 1</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -8705,7 +8705,7 @@ Add either the <code>[[_TOC_]]</code> or </p><ul class="section-nav">
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9828:1-9845:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[_TOC_]]</span>
+<pre data-sourcepos="9828:1-9845:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[_TOC_]]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext"># Heading 1</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -8726,7 +8726,7 @@ Add either the <code>[[_TOC_]]</code> or </p><ul class="section-nav">
 <p data-sourcepos="9847:1-9848:5" dir="auto">A table of contents is a block element. It should preceded and followed by a blank
 line.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9850:1-9859:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[_TOC_]]</span>
+<pre data-sourcepos="9850:1-9859:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[_TOC_]]</span>
 <span id="LC2" class="line" lang="plaintext">text</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">text</span>
@@ -8738,7 +8738,7 @@ line.</p>
 </div>
 <p data-sourcepos="9861:1-9861:60" dir="auto">A table of contents can be indented with up to three spaces.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9863:1-9874:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   [[_TOC_]]</span>
+<pre data-sourcepos="9863:1-9874:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   [[_TOC_]]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext"># Heading 1</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -8760,14 +8760,14 @@ line.</p>
 one of the following supported audio extensions <code>.mp3</code>, <code>.oga</code>, <code>.ogg</code>, <code>.spx</code>, and <code>.wav</code>.
 Audio ignore the alternative text part of an image declaration.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9887:1-9891:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![audio](audio.oga "audio title")</span>
+<pre data-sourcepos="9887:1-9891:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![audio](audio.oga "audio title")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;audio src="audio.oga" title="audio title"&gt;&lt;/audio&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9893:1-9893:41" dir="auto">Reference definitions work audio as well:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9895:1-9901:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[audio]: audio.oga "audio title"</span>
+<pre data-sourcepos="9895:1-9901:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[audio]: audio.oga "audio title"</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">![audio][audio]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -8782,14 +8782,14 @@ Audio ignore the alternative text part of an image declaration.</p>
 one of the following supported video extensions  <code>.mp4</code>, <code>.m4v</code>, <code>.mov</code>, <code>.webm</code>, and <code>.ogv</code>.
 Videos ignore the alternative text part of an image declaration.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9913:1-9917:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![video](video.m4v "video title")</span>
+<pre data-sourcepos="9913:1-9917:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">![video](video.m4v "video title")</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;video src="video.m4v" title="video title"&gt;&lt;/video&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9919:1-9919:41" dir="auto">Reference definitions work video as well:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9921:1-9927:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[video]: video.mov "video title"</span>
+<pre data-sourcepos="9921:1-9927:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[video]: video.mov "video title"</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">![video][video]</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -8803,21 +8803,21 @@ and use different <code>markdown_context_params</code>. They exercise the variou
 endpoints via <code>glfm_example_metadata.yml</code>.</p>
 <p data-sourcepos="9936:1-9936:75" dir="auto"><code>preview_markdown</code> exercising <code>groups</code> API endpoint and <code>UploadLinkFilter</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9938:1-9942:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[groups-test-file](/uploads/groups-test-file)</span>
+<pre data-sourcepos="9938:1-9942:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[groups-test-file](/uploads/groups-test-file)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="groups-test-file"&gt;groups-test-file&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9944:1-9944:81" dir="auto"><code>preview_markdown</code> exercising <code>projects</code> API endpoint and <code>RepositoryLinkFilter</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9946:1-9950:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[projects-test-file](projects-test-file)</span>
+<pre data-sourcepos="9946:1-9950:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[projects-test-file](projects-test-file)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="projects-test-file"&gt;projects-test-file&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9952:1-9952:83" dir="auto"><code>preview_markdown</code> exercising <code>projects</code> API endpoint and <code>SnippetReferenceFilter</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9954:1-9958:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">This project snippet ID reference IS filtered: $88888</span>
+<pre data-sourcepos="9954:1-9958:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">This project snippet ID reference IS filtered: $88888</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;This project snippet ID reference IS filtered: $88888&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -8827,14 +8827,14 @@ only used by the comment field on personal snippets. It has no unique custom mar
 extension behavior, and specifically does not render snippet references via
 <code>SnippetReferenceFilter</code>, even if the ID is valid.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9965:1-9969:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">This personal snippet ID reference is not filtered: $99999</span>
+<pre data-sourcepos="9965:1-9969:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">This personal snippet ID reference is not filtered: $99999</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;This personal snippet ID reference is not filtered: $99999&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
 </div>
 <p data-sourcepos="9971:1-9971:80" dir="auto"><code>preview_markdown</code> exercising project <code>wikis</code> API endpoint and <code>WikiLinkFilter</code>:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9973:1-9977:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[project-wikis-test-file](project-wikis-test-file)</span>
+<pre data-sourcepos="9973:1-9977:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[project-wikis-test-file](project-wikis-test-file)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="project-wikis-test-file"&gt;project-wikis-test-file&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
@@ -8842,7 +8842,7 @@ extension behavior, and specifically does not render snippet references via
 <p data-sourcepos="9979:1-9980:63" dir="auto"><code>preview_markdown</code> exercising group <code>wikis</code> API endpoint and <code>WikiLinkFilter</code>. This example
 also requires an EE license enabling the <code>group_wikis</code> feature:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="9982:1-9986:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[group-wikis-test-file](group-wikis-test-file)</span>
+<pre data-sourcepos="9982:1-9986:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[group-wikis-test-file](group-wikis-test-file)</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;p&gt;&lt;a href="group-wikis-test-file"&gt;group-wikis-test-file&lt;/a&gt;&lt;/p&gt;</span></code></pre>
 <copy-code></copy-code>
diff --git a/glfm_specification/output_spec/spec.html b/glfm_specification/output_spec/spec.html
index 04838465f0f..3a7b08e0a5e 100644
--- a/glfm_specification/output_spec/spec.html
+++ b/glfm_specification/output_spec/spec.html
@@ -1,5 +1,5 @@
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="1:1-4:3" lang="yaml" class="code highlight js-syntax-highlight language-yaml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="yaml"><span class="na">title</span><span class="pi">:</span> <span class="s">GitLab Flavored Markdown (GLFM) Spec</span></span>
+<pre data-sourcepos="1:1-4:3" class="code highlight js-syntax-highlight language-yaml" lang="yaml" data-lang-params="frontmatter" v-pre="true"><code><span id="LC1" class="line" lang="yaml"><span class="na">title</span><span class="pi">:</span> <span class="s">GitLab Flavored Markdown (GLFM) Spec</span></span>
 <span id="LC2" class="line" lang="yaml"><span class="na">version</span><span class="pi">:</span> <span class="s">alpha</span></span></code></pre>
 <copy-code></copy-code>
 </div>
@@ -20,7 +20,7 @@ examples may be split into multiple top-level headings in the future.</p>
 <p data-sourcepos="22:1-23:143" dir="auto">See
 <a href="https://docs.gitlab.com/ee/user/markdown.html#footnotes" rel="nofollow noreferrer noopener" target="_blank">the footnotes section of the user-facing documentation for GitLab Flavored Markdown</a>.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="25:1-49:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">footnote reference tag [^fortytwo]</span>
+<pre data-sourcepos="25:1-49:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">footnote reference tag [^fortytwo]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">[^fortytwo]: footnote text</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -57,7 +57,7 @@ GitLab Flavored Markdown specification.</p>
 <p data-sourcepos="63:1-63:80" dir="auto">The following are some basic examples; more examples may be added in the future.</p>
 <p data-sourcepos="65:1-65:16" dir="auto">Incomplete task:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="67:1-77:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [ ] incomplete</span>
+<pre data-sourcepos="67:1-77:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [ ] incomplete</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;</span>
@@ -70,7 +70,7 @@ GitLab Flavored Markdown specification.</p>
 </div>
 <p data-sourcepos="79:1-79:15" dir="auto">Completed task:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="81:1-91:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [x] completed</span>
+<pre data-sourcepos="81:1-91:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [x] completed</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;</span>
@@ -83,7 +83,7 @@ GitLab Flavored Markdown specification.</p>
 </div>
 <p data-sourcepos="93:1-93:18" dir="auto">Inapplicable task:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="95:1-107:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [~] inapplicable</span>
+<pre data-sourcepos="95:1-107:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [~] inapplicable</span>
 <span id="LC2" class="line" lang="plaintext">.</span>
 <span id="LC3" class="line" lang="plaintext">&lt;ul&gt;</span>
 <span id="LC4" class="line" lang="plaintext">&lt;li&gt;</span>
@@ -99,7 +99,7 @@ GitLab Flavored Markdown specification.</p>
 <p data-sourcepos="109:1-110:50" dir="auto">Inapplicable task in a "loose" list. Note that the <code>&lt;del&gt;</code> tag is not applied to the
 loose text; it has strikethrough applied with CSS.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="112:1-131:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [~] inapplicable</span>
+<pre data-sourcepos="112:1-131:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">- [~] inapplicable</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">  text in loose list</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -127,7 +127,7 @@ loose text; it has strikethrough applied with CSS.</p>
 This data can be used by static site generators like Jekyll, Hugo, and many other applications.</p>
 <p data-sourcepos="141:1-141:18" dir="auto">YAML front matter:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="143:1-153:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">---</span>
+<pre data-sourcepos="143:1-153:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">---</span>
 <span id="LC2" class="line" lang="plaintext">title: YAML front matter</span>
 <span id="LC3" class="line" lang="plaintext">---</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -140,7 +140,7 @@ This data can be used by static site generators like Jekyll, Hugo, and many othe
 </div>
 <p data-sourcepos="155:1-155:18" dir="auto">TOML front matter:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="157:1-167:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">+++</span>
+<pre data-sourcepos="157:1-167:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">+++</span>
 <span id="LC2" class="line" lang="plaintext">title: TOML front matter</span>
 <span id="LC3" class="line" lang="plaintext">+++</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -153,7 +153,7 @@ This data can be used by static site generators like Jekyll, Hugo, and many othe
 </div>
 <p data-sourcepos="169:1-169:18" dir="auto">JSON front matter:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="171:1-185:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">;;;</span>
+<pre data-sourcepos="171:1-185:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">;;;</span>
 <span id="LC2" class="line" lang="plaintext">{</span>
 <span id="LC3" class="line" lang="plaintext">  "title": "JSON front matter"</span>
 <span id="LC4" class="line" lang="plaintext">}</span>
@@ -170,7 +170,7 @@ This data can be used by static site generators like Jekyll, Hugo, and many othe
 </div>
 <p data-sourcepos="187:1-187:66" dir="auto">Front matter blocks should be inserted at the top of the document:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="189:1-199:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">text</span>
+<pre data-sourcepos="189:1-199:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">text</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext">---</span>
 <span id="LC4" class="line" lang="plaintext">title: YAML front matter</span>
@@ -183,7 +183,7 @@ This data can be used by static site generators like Jekyll, Hugo, and many othe
 </div>
 <p data-sourcepos="201:1-201:74" dir="auto">Front matter block delimiters shouldn’t be preceded by space characters:</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="203:1-210:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ---</span>
+<pre data-sourcepos="203:1-210:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext"> ---</span>
 <span id="LC2" class="line" lang="plaintext">title: YAML front matter</span>
 <span id="LC3" class="line" lang="plaintext">---</span>
 <span id="LC4" class="line" lang="plaintext">.</span>
@@ -209,7 +209,7 @@ Add either the <code>[[_TOC_]]</code> or </p><ul class="section-nav">
 </li>
 </ul> tag on its own line.
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="221:1-238:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[TOC]</span>
+<pre data-sourcepos="221:1-238:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[TOC]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext"># Heading 1</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -228,7 +228,7 @@ Add either the <code>[[_TOC_]]</code> or </p><ul class="section-nav">
 <copy-code></copy-code>
 </div>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="240:1-257:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[_TOC_]]</span>
+<pre data-sourcepos="240:1-257:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[_TOC_]]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext"># Heading 1</span>
 <span id="LC4" class="line" lang="plaintext"></span>
@@ -249,7 +249,7 @@ Add either the <code>[[_TOC_]]</code> or </p><ul class="section-nav">
 <p data-sourcepos="259:1-260:5" dir="auto">A table of contents is a block element. It should preceded and followed by a blank
 line.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="262:1-271:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[_TOC_]]</span>
+<pre data-sourcepos="262:1-271:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">[[_TOC_]]</span>
 <span id="LC2" class="line" lang="plaintext">text</span>
 <span id="LC3" class="line" lang="plaintext"></span>
 <span id="LC4" class="line" lang="plaintext">text</span>
@@ -261,7 +261,7 @@ line.</p>
 </div>
 <p data-sourcepos="273:1-273:60" dir="auto">A table of contents can be indented with up to three spaces.</p>
 <div class="gl-relative markdown-code-block js-markdown-code">
-<pre data-sourcepos="275:1-286:32" lang="plaintext" class="code highlight js-syntax-highlight language-plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   [[_TOC_]]</span>
+<pre data-sourcepos="275:1-286:32" class="code highlight js-syntax-highlight language-plaintext" lang="plaintext" data-canonical-lang="example" v-pre="true"><code><span id="LC1" class="line" lang="plaintext">   [[_TOC_]]</span>
 <span id="LC2" class="line" lang="plaintext"></span>
 <span id="LC3" class="line" lang="plaintext"># Heading 1</span>
 <span id="LC4" class="line" lang="plaintext">.</span>