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fix: add support for context sensitive readers

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Signed-off-by: Dr. Carsten Leue <carsten.leue@de.ibm.com>
This commit is contained in:
Dr. Carsten Leue
2023-07-14 23:52:14 +02:00
parent 5020437b6a
commit 84c3e3ff88
101 changed files with 4440 additions and 13 deletions
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15
context/readerioeither/resource.go Normal file
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@@ -0,0 +1,15 @@
package readerioeither
import (
F "github.com/ibm/fp-go/function"
RIE "github.com/ibm/fp-go/readerioeither/generic"
)
// WithResource constructs a function that creates a resource, then operates on it and then releases the resource
func WithResource[R, A any](onCreate ReaderIOEither[R], onRelease func(R) ReaderIOEither[any]) func(func(R) ReaderIOEither[A]) ReaderIOEither[A] {
// wraps the callback functions with a context check
return F.Flow2(
F.Bind2nd(F.Flow2[func(R) ReaderIOEither[A], func(ReaderIOEither[A]) ReaderIOEither[A], R, ReaderIOEither[A], ReaderIOEither[A]], WithContext[A]),
RIE.WithResource[ReaderIOEither[A]](WithContext(onCreate), onRelease),
)
}