From 0824f93443bd315297fd324ee5ef28f98c5fd0ef Mon Sep 17 00:00:00 2001
From: mloginov <mikhail.loginov@citronium.com>
Date: Wed, 21 Jan 2015 12:56:47 +0300
Subject: [PATCH] tags whitelist support

---
 lib/marked.js | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/lib/marked.js b/lib/marked.js
index 142eccf00a..dd2fb6a105 100644
--- a/lib/marked.js
+++ b/lib/marked.js
@@ -605,9 +605,14 @@ InlineLexer.prototype.output = function(src) {
         this.inLink = false;
       }
       src = src.substring(cap[0].length);
-      out += this.options.sanitize
-        ? escape(cap[0])
-        : cap[0];
+
+      var allowedTags = this.options.allowedTags;
+      var exp = new RegExp('<(\/?)\\s*(' + allowedTags + ')([^>]*)>', 'g');
+      var isTagInWhitelist = allowedTags && !!cap[0].match(exp);
+
+      out += this.options.sanitize && !isTagInWhitelist
+          ? escape(cap[0])
+          : cap[0];
       continue;
     }