настройка webpack

node_modules/es-abstract/2017/IteratorNext.js

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+'use strict';
+
+var GetIntrinsic = require('../GetIntrinsic');
+
+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;
+};