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fix(isArrayLike): correctly handle string primitives

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Closes #3356
This commit is contained in:
Daniel Luz 2013-08-22 16:44:24 -03:00 committed by Brian Ford
parent fc8034b352
commit 5b8c78843e
2 changed files with 12 additions and 6 deletions
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7
src/Angular.js
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@ -87,7 +87,7 @@ if (isNaN(msie)) {
/** /**
* @private * @private
* @param {*} obj * @param {*} obj
* @return {boolean} Returns true if `obj` is an array or array-like object (NodeList, Arguments, ...) * @return {boolean} Returns true if `obj` is an array or array-like object (NodeList, Arguments, String ...)
*/ */
function isArrayLike(obj) { function isArrayLike(obj) {
if (obj == null || isWindow(obj)) { if (obj == null || isWindow(obj)) {
@ -100,9 +100,8 @@ function isArrayLike(obj) {
return true; return true;
} }
return isArray(obj) || !isFunction(obj) && ( return isString(obj) || isArray(obj) || length === 0 ||
length === 0 || typeof length === "number" && length > 0 && (length - 1) in obj typeof length === 'number' && length > 0 && (length - 1) in obj;
);
} }
/** /**

7
test/AngularSpec.js
View file

@ -461,6 +461,13 @@ describe('angular', function() {
expect(log).toEqual(['0:a', '1:b', '2:c']); expect(log).toEqual(['0:a', '1:b', '2:c']);
}); });
it('should handle string values like arrays', function() {
var log = [];
forEach('bar', function(value, key) { log.push(key + ':' + value)});
expect(log).toEqual(['0:b', '1:a', '2:r']);
});
it('should handle objects with length property as objects', function() { it('should handle objects with length property as objects', function() {
var obj = { var obj = {