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Update jQuery.hasData to always return a boolean, with unit tests.

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This commit is contained in:
Colin Snover 2010-12-22 14:54:37 -06:00
parent 445fdf720c
commit f5d4bf8920
2 changed files with 22 additions and 13 deletions
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2
src/data.js
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@ -22,7 +22,7 @@ jQuery.extend({
},
hasData: function( elem ) {
return !elem.nodeType || (elem[ jQuery.expando ] && !jQuery.isEmptyObject(jQuery.cache[ elem[jQuery.expando] ]));
return !elem.nodeType || (!!elem[ jQuery.expando ] && !jQuery.isEmptyObject(jQuery.cache[ elem[jQuery.expando] ]));
},
data: function( elem, name, data ) {