@@ -142,19 +142,17 @@ public function addResponseFilter($filter)
      */
     protected function applyRequestFilter(Request $request)
     {
-        $callback = function($filter) use ($request)
+        foreach ($this->requestFilters as $filter)
         {
             if ($filter instanceof RequestFilterInterface)
             {
-                return $filter->filter($request);
+                $request = $filter->filter($request) ?: $request;
             }
             else if ($filter instanceof Closure)
             {
-                return $filter($request);
+                $request = $filter($request) ?: $request;
             }
-        };
-
-        array_map($callback, $this->requestFilters);
+        }
 
         return $request;
     }
@@ -167,19 +165,17 @@ protected function applyRequestFilter(Request $request)
      */
     protected function applyResponseFilter(Response $response)
     {
-        $callback = function($filter) use ($response)
+        foreach ($this->responseFilters as $filter)
         {
             if ($filter instanceof ResponseFilterInterface)
             {
-                return $filter->filter($response);
+                $response = $filter->filter($response) ?: $response;
             }
             else if ($filter instanceof Closure)
             {
-                return $filter($response);
+                $response = $filter($response) ?: $response;
             }
-        };
-
-        array_map($callback, $this->responseFilters);
+        }
 
         return $response;
     }
 
@@ -159,4 +159,21 @@ public function to_applies_response_filter_closure()
         $this->assertTrue($executed);
     }
 
+    /**
+     * @test
+     */
+    public function to_request_filter_returns_new_request()
+    {
+        $replace = new Request;
+
+        $this->proxy->addRequestFilter(function(Request $request) use ($replace)
+        {
+            return $replace;
+        });
+
+        $this->proxy->forward(Request::createFromGlobals())->to('/');
+
+        $this->assertEquals($this->proxy->getRequest(), $replace);
+    }
+
 }
Original file line number	Diff line number	Diff line change
`@@ -142,19 +142,17 @@ public function addResponseFilter($filter)`
`142`	`142`	`*/`
`143`	`143`	`protected function applyRequestFilter(Request $request)`
`144`	`144`	`{`
`145`		`- $callback = function($filter) use ($request)`
	`145`	`+ foreach ($this->requestFilters as $filter)`
`146`	`146`	`{`
`147`	`147`	`if ($filter instanceof RequestFilterInterface)`
`148`	`148`	`{`
`149`		`- return $filter->filter($request);`
	`149`	`+ $request = $filter->filter($request) ?: $request;`
`150`	`150`	`}`
`151`	`151`	`else if ($filter instanceof Closure)`
`152`	`152`	`{`
`153`		`- return $filter($request);`
	`153`	`+ $request = $filter($request) ?: $request;`
`154`	`154`	`}`
`155`		`- };`
`156`		`-`
`157`		`- array_map($callback, $this->requestFilters);`
	`155`	`+ }`
`158`	`156`
`159`	`157`	`return $request;`
`160`	`158`	`}`
`@@ -167,19 +165,17 @@ protected function applyRequestFilter(Request $request)`
`167`	`165`	`*/`
`168`	`166`	`protected function applyResponseFilter(Response $response)`
`169`	`167`	`{`
`170`		`- $callback = function($filter) use ($response)`
	`168`	`+ foreach ($this->responseFilters as $filter)`
`171`	`169`	`{`
`172`	`170`	`if ($filter instanceof ResponseFilterInterface)`
`173`	`171`	`{`
`174`		`- return $filter->filter($response);`
	`172`	`+ $response = $filter->filter($response) ?: $response;`
`175`	`173`	`}`
`176`	`174`	`else if ($filter instanceof Closure)`
`177`	`175`	`{`
`178`		`- return $filter($response);`
	`176`	`+ $response = $filter($response) ?: $response;`
`179`	`177`	`}`
`180`		`- };`
`181`		`-`
`182`		`- array_map($callback, $this->responseFilters);`
	`178`	`+ }`
`183`	`179`
`184`	`180`	`return $response;`
`185`	`181`	`}`