18 lines
450 B
JavaScript
18 lines
450 B
JavaScript
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'use strict';
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var $TypeError = require('es-errors/type');
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var Invoke = require('./Invoke');
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var isObject = require('../helpers/isObject');
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// https://262.ecma-international.org/6.0/#sec-iteratornext
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module.exports = function IteratorNext(iterator, value) {
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var result = Invoke(iterator, 'next', arguments.length < 2 ? [] : [value]);
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if (!isObject(result)) {
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throw new $TypeError('iterator next must return an object');
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}
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return result;
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};
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