From 10da625ed93511dbf5d4e61ca4e42f6f2d478959 Mon Sep 17 00:00:00 2001
From: Vojta Jina
Date: Fri, 8 Jul 2011 12:18:26 +0200
Subject: fix:jqLite: Normalize non-existing attributes to undefined as jQuery

jqLite was returning null, but jQuery returns undefined
---
 src/jqLite.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/jqLite.js b/src/jqLite.js
index 5e9d777a..a2dc02cd 100644
--- a/src/jqLite.js
+++ b/src/jqLite.js
@@ -266,7 +266,9 @@ forEach({
     } else if (element.getAttribute) {
       // the extra argument "2" is to get the right thing for a.href in IE, see jQuery code
       // some elements (e.g. Document) don't have get attribute, so return undefined
-      return element.getAttribute(name, 2);
+      var ret = element.getAttribute(name, 2);
+      // normalize non-existing attributes to undefined (as jQuery)
+      return ret === null ? undefined : ret;
     }
   },
 
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