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);
RegExp regExp = RegExp(r'is_type:([A-z0-9, ]+)');
String match = regExp.firstMatch(info['rule'])!.group(1) ?? "";
return info['data'].runtimeType.toString() == match;
}