source: frontend/node_modules/core-js-pure/modules/es.array.with.js

Last change on this file was 9af201e, checked in by MBK <marija.karapandzova@…>, 12 days ago

Fix frontend appearance

  • Property mode set to 100644
File size: 1.3 KB
Line 
1'use strict';
2var $ = require('../internals/export');
3var lengthOfArrayLike = require('../internals/length-of-array-like');
4var toIntegerOrInfinity = require('../internals/to-integer-or-infinity');
5var toIndexedObject = require('../internals/to-indexed-object');
6var createProperty = require('../internals/create-property');
7
8var $Array = Array;
9var $RangeError = RangeError;
10
11// Firefox bug
12var INCORRECT_EXCEPTION_ON_COERCION_FAIL = (function () {
13 try {
14 // eslint-disable-next-line es/no-array-prototype-with, no-throw-literal -- needed for testing
15 []['with']({ valueOf: function () { throw 4; } }, null);
16 } catch (error) {
17 return error !== 4;
18 }
19})();
20
21// `Array.prototype.with` method
22// https://tc39.es/ecma262/#sec-array.prototype.with
23$({ target: 'Array', proto: true, forced: INCORRECT_EXCEPTION_ON_COERCION_FAIL }, {
24 'with': function (index, value) {
25 var O = toIndexedObject(this);
26 var len = lengthOfArrayLike(O);
27 var relativeIndex = toIntegerOrInfinity(index);
28 var actualIndex = relativeIndex < 0 ? len + relativeIndex : relativeIndex;
29 if (actualIndex >= len || actualIndex < 0) throw new $RangeError('Incorrect index');
30 var A = new $Array(len);
31 var k = 0;
32 for (; k < len; k++) createProperty(A, k, k === actualIndex ? value : O[k]);
33 return A;
34 }
35});
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