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Code Issues Releases Activity

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
readerio/array.go
View File

@@ -25,6 +25,11 @@ func TraverseArray[R, A, B any](f func(A) ReaderIO[R, B]) func([]A) ReaderIO[R,
return G.TraverseArray[ReaderIO[R, B], ReaderIO[R, []B], IO.IO[B], IO.IO[[]B], []A](f)
}
// TraverseArrayWithIndex transforms an array
func TraverseArrayWithIndex[R, A, B any](f func(int, A) ReaderIO[R, B]) func([]A) ReaderIO[R, []B] {
return G.TraverseArrayWithIndex[ReaderIO[R, B], ReaderIO[R, []B], IO.IO[B], IO.IO[[]B], []A](f)
}
// SequenceArray converts a homogeneous sequence of Readers into a Reader of sequence
func SequenceArray[R, A any](ma []ReaderIO[R, A]) ReaderIO[R, []A] {
return G.SequenceArray[ReaderIO[R, A], ReaderIO[R, []A]](ma)

11
readerio/generic/array.go
View File

@@ -42,6 +42,17 @@ func TraverseArray[GB ~func(E) GIOB, GBS ~func(E) GIOBS, GIOB ~func() B, GIOBS ~
)
}
// TraverseArrayWithIndex transforms an array
func TraverseArrayWithIndex[GB ~func(E) GIOB, GBS ~func(E) GIOBS, GIOB ~func() B, GIOBS ~func() BBS, AAS ~[]A, BBS ~[]B, E, A, B any](f func(int, A) GB) func(AAS) GBS {
return RA.TraverseWithIndex[AAS](
Of[GBS, GIOBS, E, BBS],
Map[GBS, func(E) func() func(B) BBS, GIOBS, func() func(B) BBS, E, BBS, func(B) BBS],
Ap[GB, GBS, func(E) func() func(B) BBS, GIOB, GIOBS, func() func(B) BBS, E, B, BBS],
f,
)
}
// SequenceArray converts a homogeneous sequence of either into an either of sequence
func SequenceArray[GA ~func(E) GIOA, GAS ~func(E) GIOAS, GIOA ~func() A, GIOAS ~func() AAS, AAS ~[]A, GAAS ~[]GA, E, A any](ma GAAS) GAS {
return MonadTraverseArray[GA, GAS](ma, F.Identity[GA])