IteratorNext.js
493 Bytes
'use strict';
var GetIntrinsic = require('get-intrinsic');
var $TypeError = GetIntrinsic('%TypeError%');
var Invoke = require('./Invoke');
var Type = require('./Type');
// https://ecma-international.org/ecma-262/6.0/#sec-iteratornext
module.exports = function IteratorNext(iterator, value) {
var result = Invoke(iterator, 'next', arguments.length < 2 ? [] : [value]);
if (Type(result) !== 'Object') {
throw new $TypeError('iterator next must return an object');
}
return result;
};