svn commit: r888080 - /incubator/shindig/trunk/features/src/main/javascript/features/core.util/util.js

[lindner]

Author: lindner
Date: Mon Dec  7 18:57:39 2009
New Revision: 888080

URL: http://svn.apache.org/viewvc?rev=888080&view=rev
Log:
avoid js errors for bad data

Modified:
    
incubator/shindig/trunk/features/src/main/javascript/features/core.util/util.js

Modified: 
incubator/shindig/trunk/features/src/main/javascript/features/core.util/util.js
URL: 
http://svn.apache.org/viewvc/incubator/shindig/trunk/features/src/main/javascript/features/core.util/util.js?rev=888080&r1=888079&r2=888080&view=diff
==============================================================================
--- 
incubator/shindig/trunk/features/src/main/javascript/features/core.util/util.js 
(original)
+++ 
incubator/shindig/trunk/features/src/main/javascript/features/core.util/util.js 
Mon Dec  7 18:57:39 2009
@@ -298,6 +298,7 @@
      * @return {String} The escaped string
      */
     escapeString : function(str) {
+      if (!str) return str;
       var out = [], ch, shouldEscape;
       for (var i = 0, j = str.length; i < j; ++i) {
         ch = str.charCodeAt(i);
@@ -318,6 +319,7 @@
      * @param {String} str The string to unescape.
      */
     unescapeString : function(str) {
+      if (!str) return str;
       return str.replace(/&#([0-9]+);/g, unescapeEntity);
     }
   };