| 1 | 'use strict';
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| 2 | var IteratorPrototype = require('../internals/iterators-core').IteratorPrototype;
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| 3 | var create = require('../internals/object-create');
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| 4 | var createPropertyDescriptor = require('../internals/create-property-descriptor');
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| 5 | var setToStringTag = require('../internals/set-to-string-tag');
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| 6 | var Iterators = require('../internals/iterators');
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| 7 |
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| 8 | var returnThis = function () { return this; };
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| 9 |
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| 10 | module.exports = function (IteratorConstructor, NAME, next, ENUMERABLE_NEXT) {
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| 11 | var TO_STRING_TAG = NAME + ' Iterator';
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| 12 | IteratorConstructor.prototype = create(IteratorPrototype, { next: createPropertyDescriptor(+!ENUMERABLE_NEXT, next) });
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| 13 | setToStringTag(IteratorConstructor, TO_STRING_TAG, false, true);
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| 14 | Iterators[TO_STRING_TAG] = returnThis;
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| 15 | return IteratorConstructor;
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| 16 | };
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