настройка webpack

node_modules/es-abstract/2017/SameValueZero.js

@@ -0,0 +1,9 @@
+'use strict';
+
+var $isNaN = require('../helpers/isNaN');
+
+// https://www.ecma-international.org/ecma-262/6.0/#sec-samevaluezero
+
+module.exports = function SameValueZero(x, y) {
+	return (x === y) || ($isNaN(x) && $isNaN(y));
+};