protected function getKeys($path, array $keys)
    {
        if (!$this->has($path)) {
            return false;
        }

        $return = [];
        foreach ($keys as $key) {
            if ($key === 'path') {
                $return[$key] = $path;
                continue;
            }

            $return[$key] = $this->storage[$path][$key];
        }

        return $return;
    }