Validation<S, M> constructor

const Validation<S, M>({
  1. M? key,
  2. ValidationOutcome onSuccess,
  3. ValidationOutcome onFailure,
  4. required Validator<S> validator,
  5. required M message,
})

Implementation

const factory Validation({
  M? key,
  ValidationOutcome onSuccess,
  ValidationOutcome onFailure,
  required Validator<S> validator,
  required M message,
}) = MessageValidation<S, M>;