update docs

Author: zschuessler

readme.md

@@ -88,6 +88,10 @@ class UserTypeGenerator extends GeneratorAbstract
 Now when you use the `{{$generate_route_to_classes()}}` line in a view template, you will
 see the class "user-admin" - neat!
 
+See this file for a real-life example:
+
+https://github.com/zschuessler/laravel-route-to-class/blob/master/src/Generators/FullRoutePath.php
+
 ### Ad-Hoc Class Additions
 
 You can interact with the body classes directly by calling the `addClass` method on the

src/Generators/FullRoutePath.php

@@ -27,6 +27,7 @@ public function generateClassName()
     {
         $path = $this->getRoute()->getPath();
 
+        // Return early if no route path exists (such as viewing homepage/index)
         if ('/' === $path) {
             return null;
         }