Merge pull request barryvdh#992 from chrypro/patch-1

Make sure controller action is string before using strpos

Author: barryvdh

src/DataCollector/RouteCollector.php

@@ -58,7 +58,7 @@ protected function getRouteInformation($route)
         $result = array_merge($result, $action);
 
 
-        if (isset($action['controller']) && strpos($action['controller'], '@') !== false) {
+        if (isset($action['controller']) && is_string($action['controller']) && strpos($action['controller'], '@') !== false) {
 			list($controller, $method) = explode('@', $action['controller']);
 			if(class_exists($controller) && method_exists($controller, $method)) {
 			    $reflector = new \ReflectionMethod($controller, $method);