add detach method

Author: fdreamsu

src/Controller.php

@@ -48,6 +48,11 @@ public function setSwooleHttpObject(\Swoole\Http\Request $request, \Swoole\Http\
         $this->swoole_http_response = $response;
         return $this;
     }
+    public function detachSwooleObject(): self {
+        $this->swoole_http_request = null;
+        $this->swoole_http_response = null;
+        return $this;
+    }
     public function getSwooleHttpRequest(): \Swoole\Http\Request {
         return $this->swoole_http_request;
     }

src/Handler.php

@@ -278,7 +278,13 @@ private static function parseRequest(\Swoole\Http\Request $request, \Swoole\Http
             $request->post = new \stdClass();
         return false;
     }
-    public static function end(\Swoole\Http\Request $request) {
+    public static function end() {
         \session::end();
+        try {
+            Router::getInstance()->detachSwooleRequest();
+        } catch(\Throwable $e) {}
+        $controller = Controller::getInstance(false);
+        if (isset($controller))
+            $controller->detachSwooleObject();
     }
 }

src/HttpServer.php

@@ -298,7 +298,7 @@ public function onRequest(\Swoole\Http\Request $request, \Swoole\Http\Response $
         if (self::$terminal_server->getRequestLogSwitchStatus(2))
             self::$terminal_server->send($request_string . ' ==> ' . $response_string, 2);
 
-        HttpServer\Handler::end($request);
+        HttpServer\Handler::end();
     }
     public function onPipeMessage(\Swoole\Server $server, int $src_worker_id, $message) {
         $cmd = unpack('n', substr($message, 0, 2))[1];

src/Router.php

@@ -44,6 +44,10 @@ public function getURI(): string {
     public function getFd(): int {
         return $this->request->fd;
     }
+    public function detachSwooleRequest(): self {
+        $this->request = null;
+        return $this;
+    }
     public function getControllerName(): string {
         return $this->controller_name;
     }