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fix: add missing Flatten 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
2023-09-20 17:53:45 +02:00
parent 226c7039de
commit e8fdbe9f87
5 changed files with 28 additions and 0 deletions
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4
readerio/generic/reader.go
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@@ -124,3 +124,7 @@ func Memoize[GEA ~func(E) GA, GA ~func() A, E, A any](rdr GEA) GEA {
}
}
}
func Flatten[GEA ~func(R) GIOA, GGEA ~func(R) GIOEA, GIOA ~func() A, GIOEA ~func() GEA, R, A any](mma GGEA) GEA {
return MonadChain(mma, F.Identity[GEA])
}

4
readerio/reader.go
View File

@@ -82,3 +82,7 @@ func Defer[E, A any](gen func() ReaderIO[E, A]) ReaderIO[E, A] {
func Memoize[E, A any](rdr ReaderIO[E, A]) ReaderIO[E, A] {
return G.Memoize[ReaderIO[E, A]](rdr)
}
func Flatten[E, A any](mma ReaderIO[E, ReaderIO[E, A]]) ReaderIO[E, A] {
return G.Flatten[ReaderIO[E, A], ReaderIO[E, ReaderIO[E, A]]](mma)
}