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Merge pull request #445 from rwldrn/9897

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Fixes #9897. Wrap obj.constructor test in try/catch to avoid problems with host objects. Thanks to bkrausz.
This commit is contained in:
Dave Methvin
2011-08-25 12:25:58 -07:00
parent 3ba72f991d ad16db370e
commit e57057739b
2 changed files with 17 additions and 5 deletions
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13
src/core.js
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@@ -502,10 +502,15 @@ jQuery.extend({
return false;
}
// Not own constructor property must be Object
if ( obj.constructor &&
!hasOwn.call(obj, "constructor") &&
!hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
try {
// Not own constructor property must be Object
if ( obj.constructor &&
!hasOwn.call(obj, "constructor") &&
!hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
return false;
}
} catch ( e ) {
// IE8,9 Will throw exceptions on certain host objects #9897
return false;
}