Fix for eventbus and commandbus

Author: nilportugues

src/CommandBus/CommandBus.php

@@ -34,6 +34,11 @@ public function __invoke(Command $command, callable $next = null)
         $middleware = $this->middleware;
         $current = array_shift($middleware);
 
+        if (empty($middleware)) {
+            $current->__invoke($command);
+            return;
+        }
+
         foreach ($middleware as $commandBusMiddleware) {
             $callable = function ($command) use ($commandBusMiddleware) {
                 return $commandBusMiddleware($command);

src/EventBus/EventBus.php

@@ -37,6 +37,11 @@ public function __invoke(Event $event, callable $next = null)
         $middleware = $this->middleware;
         $current = array_shift($middleware);
 
+        if (empty($middleware)) {
+            $current->__invoke($event);
+            return;
+        }
+        
         foreach ($middleware as $eventBusMiddleware) {
             $callable = function ($event) use ($eventBusMiddleware) {
                 return $eventBusMiddleware($event);