ApiGen\Configuration\ConfigurationOptionsResolver::allowedValuesForDestination PHP Метод

    private function allowedValuesForDestination($destination)
    {
        if (!$destination) {
            throw new ConfigurationException("Destination is not set. Use '-d <dir>' or config to set it");
        } elseif (!is_dir($destination)) {
            mkdir($destination, 0755, true);
        }
        if (!is_writable($destination)) {
            throw new ConfigurationException("Destination '{$destination}' is not writable");
        }
        return true;
    }