Mirrors/lodash
1
0
Fork 0
mirror of https://github.com/whoisclebs/lodash.git synced 2026-02-04 17:07:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Bump to v4.6.0.

Browse Source
This commit is contained in:
John-David Dalton
2016-02-29 23:41:02 -08:00
parent 9055c4e483
commit 7da4c55415
65 changed files with 413 additions and 235 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
_equalByTag.js
View File

@@ -1,5 +1,6 @@
import Symbol from './_Symbol';
import Uint8Array from './_Uint8Array';
import equalArrays from './_equalArrays';
import mapToArray from './_mapToArray';
import setToArray from './_setToArray';
@@ -22,7 +23,7 @@ var arrayBufferTag = '[object ArrayBuffer]';
/** Used to convert symbols to primitives and strings. */
var symbolProto = Symbol ? Symbol.prototype : undefined,
symbolValueOf = Symbol ? symbolProto.valueOf : undefined;
symbolValueOf = symbolProto ? symbolProto.valueOf : undefined;
/**
* A specialized version of `baseIsEqualDeep` for comparing objects of
@@ -36,11 +37,12 @@ var symbolProto = Symbol ? Symbol.prototype : undefined,
* @param {Object} other The other object to compare.
* @param {string} tag The `toStringTag` of the objects to compare.
* @param {Function} equalFunc The function to determine equivalents of values.
* @param {Function} [customizer] The function to customize comparisons.
* @param {number} [bitmask] The bitmask of comparison flags. See `baseIsEqual` for more details.
* @param {Function} customizer The function to customize comparisons.
* @param {number} bitmask The bitmask of comparison flags. See `baseIsEqual` for more details.
* @param {Object} stack Tracks traversed `object` and `other` objects.
* @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
*/
function equalByTag(object, other, tag, equalFunc, customizer, bitmask) {
function equalByTag(object, other, tag, equalFunc, customizer, bitmask, stack) {
switch (tag) {
case arrayBufferTag:
if ((object.byteLength != other.byteLength) ||
@@ -75,12 +77,21 @@ function equalByTag(object, other, tag, equalFunc, customizer, bitmask) {
var isPartial = bitmask & PARTIAL_COMPARE_FLAG;
convert || (convert = setToArray);
if (object.size != other.size && !isPartial) {
return false;
}
// Assume cyclic values are equal.
var stacked = stack.get(object);
if (stacked) {
return stacked == other;
}
// Recursively compare objects (susceptible to call stack limits).
return (isPartial || object.size == other.size) &&
equalFunc(convert(object), convert(other), customizer, bitmask | UNORDERED_COMPARE_FLAG);
return equalArrays(convert(object), convert(other), equalFunc, customizer, bitmask | UNORDERED_COMPARE_FLAG, stack.set(object, other));
case symbolTag:
return !!Symbol && (symbolValueOf.call(object) == symbolValueOf.call(other));
if (symbolValueOf) {
return symbolValueOf.call(object) == symbolValueOf.call(other);
}
}
return false;
}