StackFormation\Blueprint::getOnFailure PHP Метод

    public function getOnFailure()
    {
        $onFailure = isset($this->blueprintConfig['OnFailure']) ? $this->blueprintConfig['OnFailure'] : 'DO_NOTHING';
        if (!in_array($onFailure, ['ROLLBACK', 'DO_NOTHING', 'DELETE'])) {
            throw new \InvalidArgumentException("Invalid value for onFailure parameter");
        }
        return $onFailure;
    }