limiting redirects to 404s

src/app/app.php

@@ -30,14 +30,10 @@
   $app->mount( '/events', new level2\EventsControllerProvider()  );
 
   $app->error(function (\Exception $e, $code) use ( $app ) {
-      switch ($code) {
+    if ( $code  == 404 ) {
-          case 404:
+      return $app->redirect('/');
-              return $app->redirect('/');
-          default:
-              $message = 'We are sorry, but something went terribly wrong.';
-      }
-
       return new Response($message);
+    }
   });
 
   return $app;