From 5daaf1153fce091c6dd86edac525d3650c6835aa Mon Sep 17 00:00:00 2001
From: Hiroshi Shirosaki <h.shirosaki@gmail.com>
Date: Fri, 22 Jan 2016 10:05:25 +0900
Subject: [PATCH] Allow fenced code block with extended info strings

Fix #111
Fix #210
---
 syntax/markdown.vim | 4 ++--
 test/syntax.vader   | 8 ++++++++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/syntax/markdown.vim b/syntax/markdown.vim
index 599b334..6bf576f 100644
--- a/syntax/markdown.vim
+++ b/syntax/markdown.vim
@@ -88,8 +88,8 @@ syn match  mkdLineBreak    /  \+$/
 syn region mkdBlockquote   start=/^\s*>/                   end=/$/ contains=mkdLineBreak,@Spell
 syn region mkdCode         start=/\(\([^\\]\|^\)\\\)\@<!`/ end=/\(\([^\\]\|^\)\\\)\@<!`/
 syn region mkdCode         start=/\s*``[^`]*/              end=/[^`]*``\s*/
-syn region mkdCode         start=/^\s*\z(`\{3,}\)\s*[0-9A-Za-z_+-]*\s*$/          end=/^\s*\z1`*\s*$/
-syn region mkdCode         start=/\s*\~\~[^\~]*/              end=/[^\~]*\~\~\s*/
+syn region mkdCode         start=/^\s*\z(`\{3,}\)[^`]*$/   end=/^\s*\z1`*\s*$/
+syn region mkdCode         start=/\s*\~\~[^\~]*/           end=/[^\~]*\~\~\s*/
 syn region mkdCode         start=/^\s*\z(\~\{3,}\)\s*[0-9A-Za-z_+-]*\s*$/         end=/^\s*\z1\~*\s*$/
 syn region mkdCode         start="<pre[^>]*\\\@<!>"        end="</pre>"
 syn region mkdCode         start="<code[^>]*\\\@<!>"       end="</code>"
diff --git a/test/syntax.vader b/test/syntax.vader
index c55ce76..f7828ab 100644
--- a/test/syntax.vader
+++ b/test/syntax.vader
@@ -395,6 +395,14 @@ Execute (first = or - in fenced code block is not setex headers):
   AssertEqual SyntaxOf('='), 'mkdCode'
   AssertEqual SyntaxOf('-'), 'mkdCode'
 
+Given markdown;
+``` {style=""}
+a
+```
+
+Execute (fenced code block with extended info strings):
+  AssertEqual SyntaxOf('a'), 'mkdCode'
+
 # Code Blocks in pre and code tag
 
 Given markdown;
-- 
2.39.5