maybeMap<TResult extends Object?> method

TResult maybeMap<TResult extends Object?>({
  1. TResult regular(
    1. SentGiftRegular value
    )?,
  2. TResult upgraded(
    1. SentGiftUpgraded value
    )?,
  3. required TResult orElse(),
})

Implementation

TResult maybeMap<TResult extends Object?>({
  TResult Function(SentGiftRegular value)? regular,
  TResult Function(SentGiftUpgraded value)? upgraded,
  required TResult Function() orElse,
}) {
  switch (getConstructor()) {
    case SentGiftRegular.constructor:
      if (regular != null) {
        return regular.call(this as SentGiftRegular);
      }
      break;
    case SentGiftUpgraded.constructor:
      if (upgraded != null) {
        return upgraded.call(this as SentGiftUpgraded);
      }
      break;
  }
  return orElse.call();
}