fix

lib/app/app.php

@@ -0,0 +1,42 @@
+<?php
+
+
+namespace Bx\Null\App;
+
+
+use Bx\Null\Facade\DefaultDefines;
+use Bx\Null\Facade\Defines;
+use Bx\Null\Facade\DefaultServiceFacade;
+use Bx\Null\Facade\ServiceFacade;
+use Bx\Null\Facade\DefaultFactoryFacade;
+use Bx\Null\Facade\FactoryFacade;
+
+class App extends \Wt\Core\App\App
+{
+    /**
+     * @param string $factoryName
+     * @return FactoryFacade | DefaultFactoryFacade
+     */
+    public function factory($factoryName = '')
+    {
+        return parent::factory($factoryName);
+    }
+
+    /**
+     * @param string $serviceName
+     * @param array $args
+     * @return ServiceFacade | DefaultServiceFacade
+     */
+    public function service($serviceName = '', $args = [])
+    {
+        return parent::service($serviceName, $args);
+    }
+
+    /**
+     * @return Defines|DefaultDefines
+     */
+    public function defines()
+    {
+        return parent::defines();
+    }
+}