我正在创建自定义验证器约束来验证“联系人”，类似于“JohnDoe”。关注Cookbook我已经创建了约束类:并且还创建了验证器:#',$value,$matches)){$this->context->addViolation($constraint->message,array('%string%'=>$value));}$emailValidator=newEmailValidator();if(isset($matches[2])&&$emailValidator->validate($matches[2],newEmail())){$this->context->addVio