validateNormal function

Either<ValueFailure<double>, double> validateNormal(
  1. double input
)

Implementation

Either<ValueFailure<double>, double> validateNormal(double input) {
  if (input >= 0 && input <= 1) {
    return right(input);
  }
  return Left(
    ValueFailure.invalidNormal(
      failedValue: input,field: "Normal"
    ),
  );
}