So siehts ganz gut aus !

node_modules/es5-ext/array/#/first.js

@@ -0,0 +1,9 @@
+"use strict";
+
+var firstIndex = require("./first-index");
+
+module.exports = function () {
+	var i;
+	if ((i = firstIndex.call(this)) !== null) return this[i];
+	return undefined;
+};