protected function addMessagesToFile($fileFullname, $messages, $language)
    {
        if (!$this->isFileExists($fileFullname) || $this->option('force')) {
            $this->createMessageToFile($fileFullname, $messages, $language);
        } else {
            $this->appendMessageToFile($fileFullname, $messages);
        }

        return $this;
    }