Move middleware detection method into helper class

composer.json

@@ -16,7 +16,7 @@
   "require": {
     "php": ">=5.5.0",
     "illuminate/support": "~5.1",
-    "illuminate/routing": "^5.1"
+    "illuminate/routing": "~5.1"
   },
   "require-dev": {
     "phpunit/phpunit": "4.*"

src/Helper.php

@@ -0,0 +1,23 @@
+<?php namespace GeneaLabs\LaravelCaffeine;
+
+use Illuminate\Support\Facades\Route;
+
+class Helper
+{
+    public function routeHasMiddlewareGroup($group)
+    {
+        $routes = Route::getRoutes()->getRoutes();
+
+        foreach ($routes as $route) {
+            $actions = (array) $route->getAction();
+
+            if (array_key_exists('middleware', $actions)
+                && in_array($group, (array) $actions['middleware'])
+            ) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+}