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Avoid iterating strings in _.merge. [closes #978]

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jdalton
2015-02-18 21:05:39 -08:00
parent 9734fd0353
commit 153fe61b4b
1 changed files with 3 additions and 1 deletions
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4
lodash.src.js
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@@ -2548,8 +2548,10 @@
* @returns {Object} Returns the destination object. * @returns {Object} Returns the destination object.
*/ */
function baseMerge(object, source, customizer, stackA, stackB) { function baseMerge(object, source, customizer, stackA, stackB) {
if (!isObjectLike(object)) {
return object;
}
var isSrcArr = isLength(source.length) && (isArray(source) || isTypedArray(source)); var isSrcArr = isLength(source.length) && (isArray(source) || isTypedArray(source));
(isSrcArr ? arrayEach : baseForOwn)(source, function(srcValue, key, source) { (isSrcArr ? arrayEach : baseForOwn)(source, function(srcValue, key, source) {
if (isObjectLike(srcValue)) { if (isObjectLike(srcValue)) {
stackA || (stackA = []); stackA || (stackA = []);