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- 'use strict';
- var $ = require('../internals/export');
- var uncurryThis = require('../internals/function-uncurry-this');
- var IndexedObject = require('../internals/indexed-object');
- var toIndexedObject = require('../internals/to-indexed-object');
- var arrayMethodIsStrict = require('../internals/array-method-is-strict');
-
- var nativeJoin = uncurryThis([].join);
-
- var ES3_STRINGS = IndexedObject !== Object;
- var FORCED = ES3_STRINGS || !arrayMethodIsStrict('join', ',');
-
- // `Array.prototype.join` method
- // https://tc39.es/ecma262/#sec-array.prototype.join
- $({ target: 'Array', proto: true, forced: FORCED }, {
- join: function join(separator) {
- return nativeJoin(toIndexedObject(this), separator === undefined ? ',' : separator);
- }
- });
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