| 'use strict'; | 
| var $ = require('../internals/export'); | 
| var $reduce = require('../internals/array-reduce').left; | 
| var arrayMethodIsStrict = require('../internals/array-method-is-strict'); | 
| var CHROME_VERSION = require('../internals/environment-v8-version'); | 
| var IS_NODE = require('../internals/environment-is-node'); | 
|   | 
| // Chrome 80-82 has a critical bug | 
| // https://bugs.chromium.org/p/chromium/issues/detail?id=1049982 | 
| var CHROME_BUG = !IS_NODE && CHROME_VERSION > 79 && CHROME_VERSION < 83; | 
| var FORCED = CHROME_BUG || !arrayMethodIsStrict('reduce'); | 
|   | 
| // `Array.prototype.reduce` method | 
| // https://tc39.es/ecma262/#sec-array.prototype.reduce | 
| $({ target: 'Array', proto: true, forced: FORCED }, { | 
|   reduce: function reduce(callbackfn /* , initialValue */) { | 
|     var length = arguments.length; | 
|     return $reduce(this, callbackfn, length, length > 1 ? arguments[1] : undefined); | 
|   } | 
| }); |