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103 lines
3.2 KiB
Go
103 lines
3.2 KiB
Go
// Copyright (c) 2023 IBM Corp.
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// All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package readerio
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import (
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"context"
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IO "github.com/IBM/fp-go/io"
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L "github.com/IBM/fp-go/lazy"
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R "github.com/IBM/fp-go/readerio/generic"
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)
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// FromIO converts an [IO.IO] to a [ReaderIO]
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func FromIO[A any](a IO.IO[A]) ReaderIO[A] {
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return R.FromIO[ReaderIO[A]](a)
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}
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func MonadMap[A, B any](fa ReaderIO[A], f func(A) B) ReaderIO[B] {
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return R.MonadMap[ReaderIO[A], ReaderIO[B]](fa, f)
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}
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func Map[A, B any](f func(A) B) func(ReaderIO[A]) ReaderIO[B] {
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return R.Map[ReaderIO[A], ReaderIO[B]](f)
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}
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func MonadChain[A, B any](ma ReaderIO[A], f func(A) ReaderIO[B]) ReaderIO[B] {
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return R.MonadChain(ma, f)
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}
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func Chain[A, B any](f func(A) ReaderIO[B]) func(ReaderIO[A]) ReaderIO[B] {
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return R.Chain[ReaderIO[A]](f)
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}
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func MonadChainIOK[A, B any](fa ReaderIO[A], f func(A) IO.IO[B]) ReaderIO[B] {
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return R.MonadChainIOK[ReaderIO[A], ReaderIO[B]](fa, f)
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}
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func ChainIOK[A, B any](f func(A) IO.IO[B]) func(ReaderIO[A]) ReaderIO[B] {
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return R.ChainIOK[ReaderIO[A], ReaderIO[B]](f)
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}
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func MonadChainFirstIOK[A, B any](fa ReaderIO[A], f func(A) IO.IO[B]) ReaderIO[A] {
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return R.MonadChainFirstIOK[ReaderIO[A], ReaderIO[B]](fa, f)
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}
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func ChainFirstIOK[A, B any](f func(A) IO.IO[B]) func(ReaderIO[A]) ReaderIO[A] {
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return R.ChainFirstIOK[ReaderIO[A], ReaderIO[B]](f)
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}
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func Of[A any](a A) ReaderIO[A] {
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return R.Of[ReaderIO[A]](a)
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}
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func MonadAp[A, B any](fab ReaderIO[func(A) B], fa ReaderIO[A]) ReaderIO[B] {
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return R.MonadAp[ReaderIO[A], ReaderIO[B]](fab, fa)
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}
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func Ap[A, B any](fa ReaderIO[A]) func(ReaderIO[func(A) B]) ReaderIO[B] {
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return R.Ap[ReaderIO[A], ReaderIO[B], ReaderIO[func(A) B]](fa)
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}
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func Ask() ReaderIO[context.Context] {
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return R.Ask[ReaderIO[context.Context]]()
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}
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// Defer creates an IO by creating a brand new IO via a generator function, each time
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func Defer[A any](gen L.Lazy[ReaderIO[A]]) ReaderIO[A] {
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return R.Defer[ReaderIO[A]](gen)
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}
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// Memoize computes the value of the provided [ReaderIO] monad lazily but exactly once
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// The context used to compute the value is the context of the first call, so do not use this
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// method if the value has a functional dependency on the content of the context
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func Memoize[A any](rdr ReaderIO[A]) ReaderIO[A] {
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return R.Memoize[ReaderIO[A]](rdr)
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}
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// Flatten converts a nested [ReaderIO] into a [ReaderIO]
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func Flatten[A any](mma ReaderIO[ReaderIO[A]]) ReaderIO[A] {
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return R.Flatten[ReaderIO[A]](mma)
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}
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func MonadFlap[B, A any](fab ReaderIO[func(A) B], a A) ReaderIO[B] {
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return R.MonadFlap[ReaderIO[func(A) B], ReaderIO[B]](fab, a)
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}
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func Flap[B, A any](a A) func(ReaderIO[func(A) B]) ReaderIO[B] {
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return R.Flap[ReaderIO[func(A) B], ReaderIO[B]](a)
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}
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