- Refractoring

src/DumpMiddleware.php

@@ -1,7 +1,6 @@
 <?php declare(strict_types=1);
 
 namespace Dump {
-
     use Psr\Http\Server\MiddlewareInterface,
         Psr\Http\Message\ServerRequestInterface,
         Psr\Http\Server\RequestHandlerInterface,
@@ -28,6 +27,13 @@ namespace Dump {
         {
             $response = $handler->handle($request);
 
+            $stream = $this->createStream($response);
+
+            return $response->withBody($stream);
+        }
+
+        public function createStream(ResponseInterface $response) : Stream
+        {
             $stream = new class("php://memory", "rw") extends Stream {
                 public function append_resource($resource) {
                     stream_copy_to_stream($resource, $this->resource);
@@ -76,7 +82,7 @@ namespace Dump {
                     break;
             }
 
-            return $response->withBody($stream);
+            return $stream;
         }
 
         public static function dump(...$what)