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fix: add missing MapLeft

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Signed-off-by: Dr. Carsten Leue <carsten.leue@de.ibm.com>
This commit is contained in:
Dr. Carsten Leue
2024-01-15 12:04:55 +01:00
parent f3642bad60
commit a14feff1d6
6 changed files with 42 additions and 5 deletions
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9
readerioeither/reader.go
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@@ -280,3 +280,12 @@ func MonadFlap[R, E, B, A any](fab ReaderIOEither[R, E, func(A) B], a A) ReaderI
func Flap[R, E, B, A any](a A) func(ReaderIOEither[R, E, func(A) B]) ReaderIOEither[R, E, B] {
return G.Flap[ReaderIOEither[R, E, func(A) B], ReaderIOEither[R, E, B]](a)
}
func MonadMapLeft[R, E1, E2, A any](fa ReaderIOEither[R, E1, A], f func(E1) E2) ReaderIOEither[R, E2, A] {
return G.MonadMapLeft[ReaderIOEither[R, E1, A], ReaderIOEither[R, E2, A]](fa, f)
}
// MapLeft applies a mapping function to the error channel
func MapLeft[R, A, E1, E2 any](f func(E1) E2) func(ReaderIOEither[R, E1, A]) ReaderIOEither[R, E2, A] {
return G.MapLeft[ReaderIOEither[R, E1, A], ReaderIOEither[R, E2, A]](f)
}