So siehts ganz gut aus !

node_modules/es5-ext/string/random-uniq.js

@@ -0,0 +1,13 @@
+"use strict";
+
+var generated = Object.create(null), random = Math.random;
+
+module.exports = function () {
+	var str;
+	do {
+		str = random()
+			.toString(36)
+			.slice(2);
+	} while (generated[str]);
+	return str;
+};