protected function way(string $key): string
    {
        if ($this->parent) {
            return $this->parent->getName() . '.' . $key;
        }
        return $key;
    }
protected function way(string $key): string
    {
        if ($this->parent) {
            return $this->parent->getName() . '.' . $key;
        }
        return $key;
    }
@param string $key

@return string