| | |
| | | 'use strict'; |
| | | var $ = require('../internals/export'); |
| | | var $groupBy = require('../internals/array-group-by'); |
| | | var arraySpeciesConstructor = require('../internals/array-species-constructor'); |
| | | var arrayMethodIsStrict = require('../internals/array-method-is-strict'); |
| | | var addToUnscopables = require('../internals/add-to-unscopables'); |
| | | |
| | | // `Array.prototype.groupBy` method |
| | | // https://github.com/tc39/proposal-array-grouping |
| | | $({ target: 'Array', proto: true }, { |
| | | // https://bugs.webkit.org/show_bug.cgi?id=236541 |
| | | $({ target: 'Array', proto: true, forced: !arrayMethodIsStrict('groupBy') }, { |
| | | groupBy: function groupBy(callbackfn /* , thisArg */) { |
| | | var thisArg = arguments.length > 1 ? arguments[1] : undefined; |
| | | return $groupBy(this, callbackfn, thisArg, arraySpeciesConstructor); |
| | | return $groupBy(this, callbackfn, thisArg); |
| | | } |
| | | }); |
| | | |