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69 lines
3.0 KiB
Go
69 lines
3.0 KiB
Go
// Copyright (c) 2024 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 generic
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import (
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ET "github.com/IBM/fp-go/either"
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"github.com/IBM/fp-go/internal/functor"
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"github.com/IBM/fp-go/internal/monad"
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"github.com/IBM/fp-go/internal/pointed"
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)
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type readerIOEitherPointed[R, E, A any, GRA ~func(R) GIOA, GIOA ~func() ET.Either[E, A]] struct{}
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type readerIOEitherMonad[R, E, A, B any, GRA ~func(R) GIOA, GRB ~func(R) GIOB, GRAB ~func(R) GIOAB, GIOA ~func() ET.Either[E, A], GIOB ~func() ET.Either[E, B], GIOAB ~func() ET.Either[E, func(A) B]] struct{}
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type readerIOEitherFunctor[R, E, A, B any, GRA ~func(R) GIOA, GRB ~func(R) GIOB, GIOA ~func() ET.Either[E, A], GIOB ~func() ET.Either[E, B]] struct{}
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func (o *readerIOEitherPointed[R, E, A, GRA, GIOA]) Of(a A) GRA {
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return Of[GRA, GIOA, R, E, A](a)
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}
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func (o *readerIOEitherMonad[R, E, A, B, GRA, GRB, GRAB, GIOA, GIOB, GIOAB]) Of(a A) GRA {
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return Of[GRA, GIOA, R, E, A](a)
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}
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func (o *readerIOEitherMonad[R, E, A, B, GRA, GRB, GRAB, GIOA, GIOB, GIOAB]) Map(f func(A) B) func(GRA) GRB {
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return Map[GRA, GRB, GIOA, GIOB, R, E, A, B](f)
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}
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func (o *readerIOEitherMonad[R, E, A, B, GRA, GRB, GRAB, GIOA, GIOB, GIOAB]) Chain(f func(A) GRB) func(GRA) GRB {
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return Chain[GRA, GRB, GIOA, GIOB, R, E, A, B](f)
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}
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func (o *readerIOEitherMonad[R, E, A, B, GRA, GRB, GRAB, GIOA, GIOB, GIOAB]) Ap(fa GRA) func(GRAB) GRB {
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return Ap[GRA, GRB, GRAB, GIOA, GIOB, GIOAB, R, E, A, B](fa)
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}
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func (o *readerIOEitherFunctor[R, E, A, B, GRA, GRB, GIOA, GIOB]) Map(f func(A) B) func(GRA) GRB {
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return Map[GRA, GRB, GIOA, GIOB, R, E, A, B](f)
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}
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// Pointed implements the pointed operations for [ReaderIOEither]
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func Pointed[R, E, A any, GRA ~func(R) GIOA, GIOA ~func() ET.Either[E, A]]() pointed.Pointed[A, GRA] {
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return &readerIOEitherPointed[R, E, A, GRA, GIOA]{}
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}
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// Functor implements the monadic operations for [ReaderIOEither]
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func Functor[R, E, A, B any, GRA ~func(R) GIOA, GRB ~func(R) GIOB, GIOA ~func() ET.Either[E, A], GIOB ~func() ET.Either[E, B]]() functor.Functor[A, B, GRA, GRB] {
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return &readerIOEitherFunctor[R, E, A, B, GRA, GRB, GIOA, GIOB]{}
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}
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// Monad implements the monadic operations for [ReaderIOEither]
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func Monad[R, E, A, B any, GRA ~func(R) GIOA, GRB ~func(R) GIOB, GRAB ~func(R) GIOAB, GIOA ~func() ET.Either[E, A], GIOB ~func() ET.Either[E, B], GIOAB ~func() ET.Either[E, func(A) B]]() monad.Monad[A, B, GRA, GRB, GRAB] {
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return &readerIOEitherMonad[R, E, A, B, GRA, GRB, GRAB, GIOA, GIOB, GIOAB]{}
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}
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