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src/Format/MixedFormat.php

@@ -17,13 +17,15 @@ class MixedFormat implements IFormat
     public ResponseInterface $response;
 
 
-
     /**
      * @param mixed $result
      * @return ResponseInterface
      */
     public function call(mixed $result): ResponseInterface
     {
+        if ($result instanceof ResponseInterface) {
+            return $result;
+        }
         if (is_object($result)) {
             return $this->response->withBody(new Stream('[object]'));
         }

src/Handler.php

@@ -28,11 +28,14 @@ class Handler implements RequestHandlerInterface
     /**
      * @param array|Closure $handler
      * @param array $parameter
-     * @param ReflectionNamedType $reflectionType
+     * @param ReflectionNamedType|null $reflectionType
      * @throws ReflectionException
      */
-    public function __construct(public array|Closure $handler, public array $parameter, public ReflectionNamedType $reflectionType)
+    public function __construct(public array|Closure $handler, public array $parameter, public ?ReflectionNamedType $reflectionType)
     {
+        if ($this->reflectionType == null) {
+            $type = MixedFormat::class;
+        } else {
             $type = match ($this->reflectionType->getName()) {
                 'array' => ArrayFormat::class,
                 'mixed', 'object' => MixedFormat::class,
@@ -40,6 +43,7 @@ class Handler implements RequestHandlerInterface
                 'void' => VoidFormat::class,
                 default => ResponseFormat::class
             };
+        }
         $this->format = di($type);
     }