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Code Issues Releases Activity

fix: introduce Kleisli type

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Signed-off-by: Dr. Carsten Leue <carsten.leue@de.ibm.com>
This commit is contained in:
Dr. Carsten Leue
2025-11-07 14:35:46 +01:00
parent b3bd5e9ad3
commit aa5e908810
90 changed files with 9616 additions and 5168 deletions
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8
v2/option/array.go
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@@ -33,7 +33,7 @@ import (
// }
// result := TraverseArrayG[[]string, []int](parse)([]string{"1", "2", "3"}) // Some([1, 2, 3])
// result := TraverseArrayG[[]string, []int](parse)([]string{"1", "x", "3"}) // None
func TraverseArrayG[GA ~[]A, GB ~[]B, A, B any](f func(A) Option[B]) func(GA) Option[GB] {
func TraverseArrayG[GA ~[]A, GB ~[]B, A, B any](f Kleisli[A, B]) Kleisli[GA, GB] {
return RA.Traverse[GA](
Of[GB],
Map[GB, func(B) GB],
@@ -54,7 +54,7 @@ func TraverseArrayG[GA ~[]A, GB ~[]B, A, B any](f func(A) Option[B]) func(GA) Op
// }
// result := TraverseArray(validate)([]int{1, 2, 3}) // Some([2, 4, 6])
// result := TraverseArray(validate)([]int{1, -1, 3}) // None
func TraverseArray[A, B any](f func(A) Option[B]) func([]A) Option[[]B] {
func TraverseArray[A, B any](f Kleisli[A, B]) Kleisli[[]A, []B] {
return TraverseArrayG[[]A, []B](f)
}
@@ -68,7 +68,7 @@ func TraverseArray[A, B any](f func(A) Option[B]) func([]A) Option[[]B] {
// return Some(fmt.Sprintf("%d:%s", i, s))
// }
// result := TraverseArrayWithIndexG[[]string, []string](f)([]string{"a", "b"}) // Some(["0:a", "1:b"])
func TraverseArrayWithIndexG[GA ~[]A, GB ~[]B, A, B any](f func(int, A) Option[B]) func(GA) Option[GB] {
func TraverseArrayWithIndexG[GA ~[]A, GB ~[]B, A, B any](f func(int, A) Option[B]) Kleisli[GA, GB] {
return RA.TraverseWithIndex[GA](
Of[GB],
Map[GB, func(B) GB],
@@ -88,7 +88,7 @@ func TraverseArrayWithIndexG[GA ~[]A, GB ~[]B, A, B any](f func(int, A) Option[B
// return None[int]()
// }
// result := TraverseArrayWithIndex(f)([]int{1, 2, 3}) // Some([1, 2, 3])
func TraverseArrayWithIndex[A, B any](f func(int, A) Option[B]) func([]A) Option[[]B] {
func TraverseArrayWithIndex[A, B any](f func(int, A) Option[B]) Kleisli[[]A, []B] {
return TraverseArrayWithIndexG[[]A, []B](f)
}