From b52293b2858138231795aa72aac1cf4799eb8da9 Mon Sep 17 00:00:00 2001
From: Waylan Limberg <waylan.limberg@icloud.com>
Date: Wed, 18 Jan 2017 10:27:59 -0500
Subject: Update fenced code extension to match codehilite lang regex. (#529)

Related to #527.
---
 markdown/extensions/fenced_code.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/markdown/extensions/fenced_code.py b/markdown/extensions/fenced_code.py
index 8c9935e..277bac4 100644
--- a/markdown/extensions/fenced_code.py
+++ b/markdown/extensions/fenced_code.py
@@ -37,7 +37,7 @@ class FencedCodeExtension(Extension):
 class FencedBlockPreprocessor(Preprocessor):
     FENCED_BLOCK_RE = re.compile(r'''
 (?P<fence>^(?:~{3,}|`{3,}))[ ]*         # Opening ``` or ~~~
-(\{?\.?(?P<lang>[a-zA-Z0-9_+-]*))?[ ]*  # Optional {, and lang
+(\{?\.?(?P<lang>[\w#.+-]*))?[ ]*        # Optional {, and lang
 # Optional highlight lines, single- or double-quote-delimited
 (hl_lines=(?P<quot>"|')(?P<hl_lines>.*?)(?P=quot))?[ ]*
 }?[ ]*\n                                # Optional closing }
-- 
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