'use strict'; var create = require('./_object-create') , descriptor = require('./_property-desc') , setToStringTag = require('./_set-to-string-tag') , IteratorPrototype = {}; // 25.1.2.1.1 %IteratorPrototype%[@@iterator]() require('./_hide')(IteratorPrototype, require('./_wks')('iterator'), function(){ return this; }); module.exports = function(Constructor, NAME, next){ Constructor.prototype = create(IteratorPrototype, {next: descriptor(1, next)}); setToStringTag(Constructor, NAME + ' Iterator'); };