fix(forEach): allow looping over result of querySelectorAll in IE8

In IE8 the result object
of calling `node.querySelectorAll` does not have a `hasOwnPropery`
function. However, it should be usable with `forEach`.

Related to #5400.
This commit is contained in:
Tobias Bosch 2013-12-18 18:51:56 -08:00
parent f0e3dfd008
commit 274a6734ef
2 changed files with 18 additions and 1 deletions

View file

@ -213,7 +213,9 @@ function forEach(obj, iterator, context) {
if (obj) {
if (isFunction(obj)){
for (key in obj) {
if (key != 'prototype' && key != 'length' && key != 'name' && obj.hasOwnProperty(key)) {
// Need to check if hasOwnProperty exists,
// as on IE8 the result of querySelectorAll is an object without a hasOwnProperty function
if (key != 'prototype' && key != 'length' && key != 'name' && (!obj.hasOwnProperty || obj.hasOwnProperty(key))) {
iterator.call(context, obj[key], key);
}
}

View file

@ -504,6 +504,21 @@ describe('angular', function() {
expect(log).toEqual(['0:a', '1:c']);
});
if (document.querySelectorAll) {
it('should handle the result of querySelectorAll in IE8 as it has no hasOwnProperty function', function() {
document.body.innerHTML = "<p>" +
"<a name='x'>a</a>" +
"<a name='y'>b</a>" +
"<a name='x'>c</a>" +
"</p>";
var htmlCollection = document.querySelectorAll('[name="x"]'),
log = [];
forEach(htmlCollection, function(value, key) { log.push(key + ':' + value.innerHTML)});
expect(log).toEqual(['0:a', '1:c']);
});
}
it('should handle arguments objects like arrays', function() {
var args,