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Code Issues Releases Activity

fix: add missing ChainXXIOK to Reader

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Signed-off-by: Dr. Carsten Leue <carsten.leue@de.ibm.com>
This commit is contained in:
Dr. Carsten Leue
2023-10-06 22:36:04 +02:00
parent e313f95865
commit c6d6be66e0
2 changed files with 46 additions and 2 deletions
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17
context/readerio/reader.go
View File

@ -18,6 +18,7 @@ package readerio
import (
"context"
IO "github.com/IBM/fp-go/io"
L "github.com/IBM/fp-go/lazy"
R "github.com/IBM/fp-go/readerio/generic"
)
@ -38,6 +39,22 @@ func Chain[A, B any](f func(A) ReaderIO[B]) func(ReaderIO[A]) ReaderIO[B] {
return R.Chain[ReaderIO[A]](f)
}
func MonadChainIOK[A, B any](fa ReaderIO[A], f func(A) IO.IO[B]) ReaderIO[B] {
return R.MonadChainIOK[ReaderIO[A], ReaderIO[B]](fa, f)
}
func ChainIOK[A, B any](f func(A) IO.IO[B]) func(ReaderIO[A]) ReaderIO[B] {
return R.ChainIOK[ReaderIO[A], ReaderIO[B]](f)
}
func MonadChainFirstIOK[A, B any](fa ReaderIO[A], f func(A) IO.IO[B]) ReaderIO[A] {
return R.MonadChainFirstIOK[ReaderIO[A], ReaderIO[B]](fa, f)
}
func ChainFirstIOK[A, B any](f func(A) IO.IO[B]) func(ReaderIO[A]) ReaderIO[A] {
return R.ChainFirstIOK[ReaderIO[A], ReaderIO[B]](f)
}
func Of[A any](a A) ReaderIO[A] {
return R.Of[ReaderIO[A]](a)
}

31
readerio/generic/reader.go
View File

@ -19,6 +19,7 @@ import (
"sync"
F "github.com/IBM/fp-go/function"
FIO "github.com/IBM/fp-go/internal/fromio"
FR "github.com/IBM/fp-go/internal/fromreader"
"github.com/IBM/fp-go/internal/readert"
IO "github.com/IBM/fp-go/io/generic"
@ -86,11 +87,37 @@ func Asks[GA ~func(E) A, GEA ~func(E) GIOA, GIOA ~func() A, E, A any](r GA) GEA
}
func MonadChainIOK[GEA ~func(E) GIOA, GEB ~func(E) GIOB, GIOA ~func() A, GIOB ~func() B, E, A, B any](ma GEA, f func(A) GIOB) GEB {
return MonadChain(ma, F.Flow2(f, FromIO[GEB]))
return FIO.MonadChainIOK(
MonadChain[GEA, GEB],
FromIO[GEB],
ma, f,
)
}
func ChainIOK[GEA ~func(E) GIOA, GEB ~func(E) GIOB, GIOA ~func() A, GIOB ~func() B, E, A, B any](f func(A) GIOB) func(GEA) GEB {
return F.Bind2nd(MonadChainIOK[GEA, GEB, GIOA, GIOB, E, A, B], f)
return FIO.ChainIOK(
MonadChain[GEA, GEB],
FromIO[GEB],
f,
)
}
func MonadChainFirstIOK[GEA ~func(E) GIOA, GEB ~func(E) GIOB, GIOA ~func() A, GIOB ~func() B, E, A, B any](ma GEA, f func(A) GIOB) GEA {
return FIO.MonadChainFirstIOK(
MonadChain[GEA, GEA],
MonadMap[GEB, GEA],
FromIO[GEB],
ma, f,
)
}
func ChainFirstIOK[GEA ~func(E) GIOA, GEB ~func(E) GIOB, GIOA ~func() A, GIOB ~func() B, E, A, B any](f func(A) GIOB) func(GEA) GEA {
return FIO.ChainFirstIOK(
MonadChain[GEA, GEA],
MonadMap[GEB, GEA],
FromIO[GEB],
f,
)
}
// Defer creates an IO by creating a brand new IO via a generator function, each time