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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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10
reader/generic/array.go
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@@ -40,6 +40,16 @@ func TraverseArray[GB ~func(R) B, GBS ~func(R) BBS, AAS ~[]A, BBS ~[]B, R, A, B
)
}
// TraverseArrayWithIndex transforms an array
func TraverseArrayWithIndex[GB ~func(R) B, GBS ~func(R) BBS, AAS ~[]A, BBS ~[]B, R, A, B any](f func(int, A) GB) func(AAS) GBS {
return RA.TraverseWithIndex[AAS](
Of[GBS, R, BBS],
Map[GBS, func(R) func(B) BBS, R, BBS, func(B) BBS],
Ap[GB, GBS, func(R) func(B) BBS, R, B, BBS],
f,
)
}
// SequenceArray converts a homogeneous sequence of either into an either of sequence
func SequenceArray[GA ~func(R) A, GAS ~func(R) AAS, AAS ~[]A, GAAS ~[]GA, R, A any](ma GAAS) GAS {
return MonadTraverseArray[GA, GAS](ma, F.Identity[GA])