Horizontal rules in block quotes with tests. Fixes [1709864].

3 files changed, 51 insertions, 2 deletions

diff --git a/markdown.py b/markdown.py
index f0a2b36..0b7fac0 100644
--- a/markdown.py
+++ b/markdown.py
@@ -442,10 +442,15 @@ HEADER_PREPROCESSOR = HeaderPreprocessor()
 class LinePreprocessor (Preprocessor):
     """Deals with HR lines (needs to be done before processing lists)"""
 
+    blockquote_re = re.compile(r'^(> )+')
+
     def run (self, lines) :
         for i in range(len(lines)) :
-            if self._isLine(lines[i]) :
-                lines[i] = self.stash.store("<hr />", safe=True)
+            prefix = ''
+            m = self.blockquote_re.search(lines[i])
+            if m : prefix = m.group(0)
+            if self._isLine(lines[i][len(prefix):]) :
+                lines[i] = prefix + self.stash.store("<hr />", safe=True)
         return lines
 
     def _isLine(self, block) :
diff --git a/tests/misc/blockquote-hr.html b/tests/misc/blockquote-hr.html
new file mode 100644
index 0000000..1d7af0f
--- /dev/null
+++ b/tests/misc/blockquote-hr.html
@@ -0,0 +1,23 @@
+<p>This is a paragraph.
+</p>
+<hr />
+
+<blockquote><p>Block quote with horizontal lines.
+</p>
+<hr />
+
+<blockquote><p>Double block quote.
+</p>
+<hr />
+
+<p>End of the double block quote.
+</p>
+</blockquote><p>A new paragraph.
+   With multiple lines.
+   Even a lazy line.
+</p>
+<hr />
+
+<p>The last line.
+</p>
+</blockquote>
\ No newline at end of file
diff --git a/tests/misc/blockquote-hr.txt b/tests/misc/blockquote-hr.txt
new file mode 100644
index 0000000..ef9c44f
--- /dev/null
+++ b/tests/misc/blockquote-hr.txt
@@ -0,0 +1,21 @@
+This is a paragraph.
+
+---
+
+> Block quote with horizontal lines.
+
+> ---
+
+> > Double block quote.
+
+> > ---
+
+> > End of the double block quote.
+
+> A new paragraph.
+> With multiple lines.
+Even a lazy line.
+
+> ---
+
+> The last line.