private static function autoTemplate($section, $suffix = '.html.twig')
    {
        $cls = get_called_class();
        $bundleName = str_replace('\\', '', preg_replace('/^([\w]+\\\\)*?(\w+\\\\\w+Bundle).*$/', '\2', $cls));
        $elementName = implode('', array_slice(explode('\\', $cls), -1));
        $elementSnakeCase = strtolower(preg_replace('/([^A-Z])([A-Z])/', '\\1_\\2', $elementName));
        return "{$bundleName}:{$section}:{$elementSnakeCase}{$suffix}";
    }