handle method
Handle the validation, the info variable will contain the following:
info'rule' = Validation rule i.e "min".
info'data' = Data the user has passed into the validation.
info'message' = Overriding message to be displayed for validation (optional).
Implementation
@override
bool handle(Map<String, dynamic> info) {
super.handle(info);
return info['data'].toString() == "true";
}