public function analyze() { $this->atomIs('String')->hasNoOut('CONCAT')->regexIs('code', '[_A-Za-z0-9-]+(\\\\.[_A-Za-z0-9-]+)*@[A-Za-z0-9]+(\\\\.[A-Za-z0-9]+)*(\\\\.[A-Za-z]{2,})'); $this->prepareQuery(); }