From 39cf6537c69d5b62362fd0fa7b382e7cded718b9 Mon Sep 17 00:00:00 2001
From: milde <milde@929543f6-e4f2-0310-98a6-ba3bd3dd1d04>
Date: Thu, 30 Jan 2020 00:45:02 +0000
Subject: html5: support <ins> and <del> tags.

git-svn-id: http://svn.code.sf.net/p/docutils/code/trunk@8476 929543f6-e4f2-0310-98a6-ba3bd3dd1d04
---
 .../docutils/writers/html5_polyglot/__init__.py    | 23 +++++++++++++++++++++-
 .../functional/expected/standalone_rst_html5.html  | 12 +++++------
 2 files changed, 28 insertions(+), 7 deletions(-)

diff --git a/docutils/docutils/writers/html5_polyglot/__init__.py b/docutils/docutils/writers/html5_polyglot/__init__.py
index 5aa510357..d3064946e 100644
--- a/docutils/docutils/writers/html5_polyglot/__init__.py
+++ b/docutils/docutils/writers/html5_polyglot/__init__.py
@@ -182,6 +182,26 @@ class HTMLTranslator(writers._html_base.HTMLTranslator):
     def depart_caption(self, node):
         self.body.append('</p>\n')
 
+    # use HTML block-level tags if matching class value found
+    supported_block_tags = set(('ins', 'del'))
+    def visit_container(self, node):
+        # If there is exactly one of the "supported block tags" in
+        # the list of class values, use it as tag name:
+        classes = node.get('classes', [])
+        tags = [cls for cls in classes
+                if cls in self.supported_block_tags]
+        if len(tags) == 1:
+            node.html5tagname = tags[0]
+            classes.remove(tags[0])
+        else:
+            node.html5tagname = 'div'
+        self.body.append(self.starttag(node, node.html5tagname,
+                                       CLASS='docutils container'))
+
+    def depart_container(self, node):
+        self.body.append('</%s>\n' % node.html5tagname)
+
+
     # no standard meta tag name in HTML5, use dcterms.rights
     # see https://wiki.whatwg.org/wiki/MetaExtensions
     def visit_copyright(self, node):
@@ -273,7 +293,8 @@ class HTMLTranslator(writers._html_base.HTMLTranslator):
 
     # use HTML text-level tags if matching class value found
     supported_inline_tags = set(('small', 's', 'q', 'dfn', 'var', 'samp',
-                                 'kbd', 'i', 'b', 'u', 'mark', 'bdi'))
+                                 'kbd', 'i', 'b', 'u', 'mark', 'bdi',
+                                 'ins', 'del'))
     def visit_inline(self, node):
         # If there is exactly one of the "supported inline tags" in
         # the list of class values, use it as tag name:
diff --git a/docutils/test/functional/expected/standalone_rst_html5.html b/docutils/test/functional/expected/standalone_rst_html5.html
index 821edcb4b..86382bac3 100644
--- a/docutils/test/functional/expected/standalone_rst_html5.html
+++ b/docutils/test/functional/expected/standalone_rst_html5.html
@@ -1548,19 +1548,19 @@ reStructuredText equivalents.</p>
 <dt>ins</dt>
 <dd><p>Additions <a class="footnote-reference brackets" href="#attribute-optional" id="footnote-reference-16">5</a></p>
 <blockquote>
-<p>This text has &quot;always&quot; been here. <span class="ins">This text has been inserted.</span></p>
-<div class="ins docutils container">
+<p>This text has &quot;always&quot; been here. <ins>This text has been inserted.</ins></p>
+<ins class="docutils container">
 <p>This paragraph has been inserted.</p>
-</div>
+</ins>
 </blockquote>
 </dd>
 <dt>del</dt>
 <dd><p>Removed content <a class="footnote-reference brackets" href="#attribute-optional" id="footnote-reference-17">5</a></p>
 <blockquote>
-<p><span class="del">This text has been deleted</span>, here is the rest of the paragraph.</p>
-<div class="del docutils container">
+<p><del>This text has been deleted</del>, here is the rest of the paragraph.</p>
+<del class="docutils container">
 <p>This paragraph has been deleted.</p>
-</div>
+</del>
 </blockquote>
 </dd>
 </dl>
-- 
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