public function getSelfBlameableRules()
    {
        if (!is_string($this->parentAttribute)) {
            return [];
        }
        if (!empty($this->localSelfBlameableRules) && is_array($this->localSelfBlameableRules)) {
            return $this->localSelfBlameableRules;
        }
        if (is_string($this->parentAttributeRule)) {
            $this->parentAttributeRule = [$this->parentAttributeRule];
        }
        $this->localSelfBlameableRules = [
            array_merge([$this->parentAttribute], $this->parentAttributeRule),
        ];
        return $this->localSelfBlameableRules;
    }