protected function addToDirectory($path, $folderName, $ns, $module)
    {
        if (file_exists($path)) {
            $this->_dirs[$folderName][] = [
                'ns' => $ns,
                'module' => $module,
                'folderPath' => $path.DIRECTORY_SEPARATOR,
                'files' => $this->scanDirectoryFiles($path, $ns, $module),
            ];
        }
    }