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Fixed Util.arraysEqual, made it better and updated its docs (#1374)

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* commit

* improved docs
This commit is contained in:
SpaceEEC
2017-04-12 19:37:31 +02:00
committed by Crawl
parent 81d7dbdc76
commit d0c2b84659
1 changed files with 6 additions and 8 deletions
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14
src/util/Util.js
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@@ -87,21 +87,19 @@ class Util {
}
/**
* Does some weird shit to test the equality of two arrays' elements.
* <warn>Do not use. This will give your dog/cat severe untreatable cancer of the everything. RIP Fluffykins.</warn>
* @param {Array<*>} a ????
* @param {Array<*>} b ?????????
* @returns {boolean}
* Checks whether the arrays are equal, also removes duplicated entries from b.
* @param {Array<*>} a Array which will not be modified.
* @param {Array<*>} b Array to remove duplicated entries from.
* @returns {boolean} boolean Whether the arrays are equal.
* @private
*/
static arraysEqual(a, b) {
if (a === b) return true;
if (a.length !== b.length) return false;
for (const itemInd in a) {
const item = a[itemInd];
for (const item of a) {
const ind = b.indexOf(item);
if (ind) b.splice(ind, 1);
if (ind !== -1) b.splice(ind, 1);
}
return b.length === 0;