From: Corey Frang <gnarf@gnarf.net>
Date: Fri, 30 Sep 2011 00:45:23 +0000 (-0400)
Subject: Effects: fixing an animateClass issue when the class was empty
X-Git-Tag: 1.9m7~208
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=e8ba367a58995b191706e5682eacba534cd25697;p=jquery-ui.git

Effects: fixing an animateClass issue when the class was empty
---

diff --git a/ui/jquery.effects.core.js b/ui/jquery.effects.core.js
index 699b41d81..3dc0a4e67 100644
--- a/ui/jquery.effects.core.js
+++ b/ui/jquery.effects.core.js
@@ -223,7 +223,7 @@ $.effects.animateClass = function( value, duration, easing, callback ) {
 
 	return this.queue( function() {
 		var animated = $( this ),
-			baseClass = animated.attr( "class" ),
+			baseClass = animated.attr( "class" ) || "",
 			finalClass,
 			allAnimations = o.children ? animated.find( "*" ).andSelf() : animated;