Merge pull request #82 from textbook/cross-ref

Handle comments that contain only cross-references

2 files changed, 8 insertions, 1 deletions

diff --git a/pycco/main.py b/pycco/main.py
index cde05d7..eeaf816 100644
--- a/pycco/main.py
+++ b/pycco/main.py
@@ -195,7 +195,7 @@ def preprocess(comment, preserve_paths=True, outdir=None):
         )
 
     comment = re.sub('^([=]+)([^=]+)[=]*\s*$', replace_section_name, comment)
-    comment = re.sub('[^`]\[\[(.+?)\]\]', replace_crossref, comment)
+    comment = re.sub('(?<!`)\[\[(.+?)\]\]', replace_crossref, comment)
 
     return comment
 
diff --git a/tests/test_pycco.py b/tests/test_pycco.py
index 5a38dd5..7248a1a 100644
--- a/tests/test_pycco.py
+++ b/tests/test_pycco.py
@@ -60,6 +60,13 @@ def test_multi_line_leading_spaces():
     assert parsed[0]["docs_text"] == "This is a\ncomment that\nis indented\n"
 
 
+def test_comment_with_only_cross_ref():
+    source = '''# ==Link Target==\n\ndef test_link():\n    """[[testing.py#link-target]]"""\n    pass'''
+    sections = p.parse(source, PYTHON)
+    p.highlight(sections, PYTHON, outdir=tempfile.gettempdir())
+    assert sections[1]['docs_html']  == '<p><a href="testing.html#link-target">testing.py</a></p>'
+
+
 @given(text(), text())
 def test_get_language_specify_language(source, code):
     assert p.get_language(source, code, language="python") == p.languages['.py']