issue2551104 - fix issue with markdown autolink next to punctuation

Given:

  [label](http://example.com/).

generated href including the ').' This fixes that.

Author: rouilj

CHANGES.txt

@@ -55,6 +55,7 @@ Fixed:
 - removed run_tests.py. Newer pytest doesn't support generating
   stand alone testing bundles. Python 3.9 generates errors running
   the current run_tests.py.
+- issue2551104 - fix issue with markdown autolink next to punctuation (ced)
 
 Features:
 - issue2550522 - Add 'filter' command to command-line

roundup/cgi/templating.py

@@ -1686,7 +1686,7 @@ def _hyper_repl_markdown(self, match):
                                 ('(', ')'),
                                 }:
                             continue
-                    if prefix == '(' and match.string[end - 1] == ')':
+                    if prefix == '(' and ')' in match.group(group):
                         continue
                 s = match.group(group)
                 return '<%s>' % s

test/test_templating.py

@@ -566,6 +566,11 @@ def test_markdown_hyperlinked_url(self):
         m = self.mangleMarkdown2(m)
         self.assertEqual(m.rstrip('\n'), '<p><a href="http://example.com/" rel="nofollow noopener" title="a title">label</a></p>')
 
+        p = StringHTMLProperty(self.client, 'test', '1', None, 'test', u2s(u'[label](http://example.com/).'))
+        m = p.markdown(hyperlink=1)
+        m = self.mangleMarkdown2(m)
+        self.assertEqual(m.rstrip('\n'), '<p><a href="http://example.com/" rel="nofollow noopener">label</a>.</p>')
+
         p = StringHTMLProperty(self.client, 'test', '1', None, 'test', u2s(u'![](http://example.com/)'))
         m = p.markdown(hyperlink=1)
         m = self.mangleMarkdown2(m)