notEmptyOrSpacesValidator function
ValidatorsFunction<FormControl<String> >
notEmptyOrSpacesValidator(
- {String message = 'Отсутствует значение',
- dynamic eventType = ValidationEventTypes.Error}
Implementation
ValidatorsFunction<FormControl<String>> notEmptyOrSpacesValidator(
{String message = 'Отсутствует значение',
eventType = ValidationEventTypes.Error}) =>
(FormControl<String> control) async {
if (control.value != null && control.value.trim() != '') {
return [];
}
return [
ValidationEvent(
key: notEmptyOrSpacesValidatorKey,
message: message,
type: eventType,
)
];
};