Exception handler

src/C4/Core/ExceptionListener.php

@@ -0,0 +1,26 @@
+<?php
+
+// src/C4/Core/ExceptionListener.php
+
+namespace C4\Core;
+
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent;
+use Symfony\Component\HttpFoundation\Response;
+
+class ExceptionListener implements EventSubscriberInterface
+{
+    public function onView(GetResponseForControllerResultEvent $event)
+    {
+        $response = $event->getControllerResult();
+
+        if (is_string($response)) {
+            $event->setResponse(new Response($response));
+        }
+    }
+
+    public static function getSubscribedEvents()
+    {
+        return array('kernel.view' => 'onView');
+    }
+}