maybeMap<TResult extends Object?> method

TResult maybeMap<TResult extends Object?>({
  1. TResult number(
    1. GiftForResaleOrderNumber value
    )?,
  2. TResult price(
    1. GiftForResaleOrderPrice value
    )?,
  3. TResult priceChangeDate(
    1. GiftForResaleOrderPriceChangeDate value
    )?,
  4. required TResult orElse(),
})

Implementation

TResult maybeMap<TResult extends Object?>({
  TResult Function(GiftForResaleOrderNumber value)? number,
  TResult Function(GiftForResaleOrderPrice value)? price,
  TResult Function(GiftForResaleOrderPriceChangeDate value)? priceChangeDate,
  required TResult Function() orElse,
}) {
  switch (getConstructor()) {
    case GiftForResaleOrderNumber.constructor:
      if (number != null) {
        return number.call(this as GiftForResaleOrderNumber);
      }
      break;
    case GiftForResaleOrderPrice.constructor:
      if (price != null) {
        return price.call(this as GiftForResaleOrderPrice);
      }
      break;
    case GiftForResaleOrderPriceChangeDate.constructor:
      if (priceChangeDate != null) {
        return priceChangeDate.call(
          this as GiftForResaleOrderPriceChangeDate,
        );
      }
      break;
  }
  return orElse.call();
}