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fix: add missing withIndex methods

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Signed-off-by: Dr. Carsten Leue <carsten.leue@de.ibm.com>
This commit is contained in:
Dr. Carsten Leue
2023-09-11 13:48:51 +02:00
parent 7da9de6f41
commit a2a6a41993
26 changed files with 415 additions and 6 deletions
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5
readereither/array.go
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@@ -24,6 +24,11 @@ func TraverseArray[E, L, A, B any](f func(A) ReaderEither[E, L, B]) func([]A) Re
return G.TraverseArray[ReaderEither[E, L, B], ReaderEither[E, L, []B], []A](f)
}
// TraverseArrayWithIndex transforms an array
func TraverseArrayWithIndex[E, L, A, B any](f func(int, A) ReaderEither[E, L, B]) func([]A) ReaderEither[E, L, []B] {
return G.TraverseArrayWithIndex[ReaderEither[E, L, B], ReaderEither[E, L, []B], []A](f)
}
// SequenceArray converts a homogeneous sequence of either into an either of sequence
func SequenceArray[E, L, A any](ma []ReaderEither[E, L, A]) ReaderEither[E, L, []A] {
return G.SequenceArray[ReaderEither[E, L, A], ReaderEither[E, L, []A]](ma)

11
readereither/generic/array.go
View File

@@ -43,6 +43,17 @@ func TraverseArray[GB ~func(E) ET.Either[L, B], GBS ~func(E) ET.Either[L, BBS],
)
}
// TraverseArrayWithIndex transforms an array
func TraverseArrayWithIndex[GB ~func(E) ET.Either[L, B], GBS ~func(E) ET.Either[L, BBS], AAS ~[]A, BBS ~[]B, L, E, A, B any](f func(int, A) GB) func(AAS) GBS {
return RA.TraverseWithIndex[AAS](
Of[GBS, L, E, BBS],
Map[GBS, func(E) ET.Either[L, func(B) BBS], L, E, BBS, func(B) BBS],
Ap[GB, GBS, func(E) ET.Either[L, func(B) BBS], L, E, B, BBS],
f,
)
}
// SequenceArray converts a homogeneous sequence of either into an either of sequence
func SequenceArray[GA ~func(E) ET.Either[L, A], GAS ~func(E) ET.Either[L, AAS], AAS ~[]A, GAAS ~[]GA, L, E, A any](ma GAAS) GAS {
return MonadTraverseArray[GA, GAS](ma, F.Identity[GA])