Webiny\Component\Config\Drivers\AbstractDriver::isFilepath PHP Method

    private function isFilepath($string)
    {
        if (!$this->isString($string)) {
            return false;
        }
        if (preg_match('/^([\\w+-\\/]+\\.[a-z]{3,4}|[\\w+]:\\[\\w+-\\]+\\.[a-z]{3,4})$/m', $string)) {
            return true;
        }
        return false;
    }