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Tuple18EitherOps<E, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18>

extension Tuple18EitherOps<E, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18> on Record

Provides additional functions on tuple with 18 Eithers.

Properties

tupled extension no setter

Either<E, Record> get tupled

If all items of this tuple are a Right, the respective items are turned into a tuple and returned as a Right. If any item is a Left, the first Left encountered is returned.

Available on Record, provided by the Tuple18EitherOps<E, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18> extension

Implementation
dart
Either<E, (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18)>
get tupled => init.tupled.flatMap((x) => last.map(x.appended));

Methods

mapN() extension

Either<E, T19> mapN<T19>(
  T19 Function(T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18) fn,
)

Applies fn to the values of each respective tuple member if all values are a Right. If any item is a Left, the first Left encountered will be returned.

Available on Record, provided by the Tuple18EitherOps<E, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18> extension

Implementation
dart
Either<E, T19> mapN<T19>(
  Function18<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19>
  fn,
) => tupled.map(fn.tupled);