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Ensure symbols work for _.assign, _.defaults, & _.merge.

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jdalton
2015-04-11 11:42:36 -07:00
parent a55d822f9a
commit 9b5c97666a
2 changed files with 44 additions and 13 deletions
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36
lodash.src.js
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@@ -1777,8 +1777,10 @@
* @returns {Object} Returns `object`.
*/
function assignWith(object, source, customizer) {
var props = keys(source);
push.apply(props, getSymbols(source));
var index = -1,
props = keys(source),
length = props.length;
while (++index < length) {
@@ -2573,22 +2575,32 @@
return object;
}
var isSrcArr = isLength(source.length) && (isArray(source) || isTypedArray(source));
(isSrcArr ? arrayEach : baseForOwn)(source, function(srcValue, key, source) {
if (!isSrcArr) {
var props = keys(source);
push.apply(props, getSymbols(source));
}
arrayEach(props || source, function(srcValue, key) {
if (props) {
key = srcValue;
srcValue = source[key];
}
if (isObjectLike(srcValue)) {
stackA || (stackA = []);
stackB || (stackB = []);
return baseMergeDeep(object, source, key, baseMerge, customizer, stackA, stackB);
baseMergeDeep(object, source, key, baseMerge, customizer, stackA, stackB);
}
var value = object[key],
result = customizer ? customizer(value, srcValue, key, object, source) : undefined,
isCommon = result === undefined;
else {
var value = object[key],
result = customizer ? customizer(value, srcValue, key, object, source) : undefined,
isCommon = result === undefined;
if (isCommon) {
result = srcValue;
}
if ((isSrcArr || result !== undefined) &&
(isCommon || (result === result ? (result !== value) : (value === value)))) {
object[key] = result;
if (isCommon) {
result = srcValue;
}
if ((isSrcArr || result !== undefined) &&
(isCommon || (result === result ? (result !== value) : (value === value)))) {
object[key] = result;
}
}
});
return object;