From 59a5a98e1c5156ce1ab3e8a4f191f3b9ad9191b3 Mon Sep 17 00:00:00 2001
From: Gao Chao <gaochao@shterm.com>
Date: Thu, 24 Jul 2014 19:01:30 +0800
Subject: [PATCH] FIX: inner block string like a_someting_ will be replaced by
 em or strong

---
 src/showdown.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/showdown.js b/src/showdown.js
index b488bad..d091364 100644
--- a/src/showdown.js
+++ b/src/showdown.js
@@ -1130,10 +1130,10 @@ var _EncodeCode = function(text) {
 var _DoItalicsAndBold = function(text) {
 
 	// <strong> must go first:
-	text = text.replace(/(\*\*|__)(?=\S)([^\r]*?\S[*_]*)\1/g,
+	text = text.replace(/^(\*\*|__)(?=\S)([^\r]*?\S[*_]*)$\1/g,
 		"<strong>$2</strong>");
 
-	text = text.replace(/(\*|_)(?=\S)([^\r]*?\S)\1/g,
+	text = text.replace(/^(\*|_)(?=\S)([^\r]*?\S)$\1/g,
 		"<em>$2</em>");
 
 	return text;