Devise\Support\Console\DeviseTestRoutesCommand::routeParamsForPage PHP Метод

    private function routeParamsForPage($page)
    {
        preg_match_all('/{(.*?)}/', $page->slug, $matches);
        if (!array_key_exists(1, $matches)) {
            return '';
        }
        $params = '[';
        foreach ($matches[1] as $match) {
            $params .= $params == '[' ? '' : ',';
            $params .= "'{$match}'";
        }
        $params .= ']';
        return $params == '[]' ? '' : $params;
    }