fix: add a uniq method to arrays

Signed-off-by: Dr. Carsten Leue <carsten.leue@de.ibm.com>

.github/workflows/build.yml

@@ -33,7 +33,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Set up go ${{ matrix.go-version }}
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v4
         with:
           go-version: ${{ matrix.go-version }}
       -
@@ -65,7 +65,7 @@ jobs:
           node-version: ${{ env.NODE_VERSION }}
 
       - name: Set up go ${{env.GO_VERSION}}
-        uses: actions/setup-go@v5
+        uses: actions/setup-go@v4
         with:
           go-version: ${{env.GO_VERSION}}
 

di/provider.go

@@ -73,46 +73,6 @@ func eraseProviderFactory2[T1, T2 any, R any](
 	}
 }
 
-func eraseProviderFactory3[T1, T2, T3 any, R any](
-	d1 Dependency[T1],
-	d2 Dependency[T2],
-	d3 Dependency[T3],
-	f func(T1, T2, T3) IOE.IOEither[error, R]) func(params ...any) IOE.IOEither[error, any] {
-	ft := T.Tupled3(f)
-	t1 := lookupAt[T1](0, d1)
-	t2 := lookupAt[T2](1, d2)
-	t3 := lookupAt[T3](2, d3)
-	return func(params ...any) IOE.IOEither[error, any] {
-		return F.Pipe3(
-			E.SequenceT3(t1(params), t2(params), t3(params)),
-			IOE.FromEither[error, T.Tuple3[T1, T2, T3]],
-			IOE.Chain(ft),
-			IOE.Map[error](F.ToAny[R]),
-		)
-	}
-}
-
-func eraseProviderFactory4[T1, T2, T3, T4 any, R any](
-	d1 Dependency[T1],
-	d2 Dependency[T2],
-	d3 Dependency[T3],
-	d4 Dependency[T4],
-	f func(T1, T2, T3, T4) IOE.IOEither[error, R]) func(params ...any) IOE.IOEither[error, any] {
-	ft := T.Tupled4(f)
-	t1 := lookupAt[T1](0, d1)
-	t2 := lookupAt[T2](1, d2)
-	t3 := lookupAt[T3](2, d3)
-	t4 := lookupAt[T4](3, d4)
-	return func(params ...any) IOE.IOEither[error, any] {
-		return F.Pipe3(
-			E.SequenceT4(t1(params), t2(params), t3(params), t4(params)),
-			IOE.FromEither[error, T.Tuple4[T1, T2, T3, T4]],
-			IOE.Chain(ft),
-			IOE.Map[error](F.ToAny[R]),
-		)
-	}
-}
-
 func MakeProviderFactory0[R any](
 	fct func() IOE.IOEither[error, R],
 ) DIE.ProviderFactory {
@@ -200,81 +160,6 @@ func MakeProvider2[T1, T2, R any](
 	)
 }
 
-func MakeProviderFactory3[T1, T2, T3, R any](
-	d1 Dependency[T1],
-	d2 Dependency[T2],
-	d3 Dependency[T3],
-	fct func(T1, T2, T3) IOE.IOEither[error, R],
-) DIE.ProviderFactory {
-
-	return DIE.MakeProviderFactory(
-		A.From[DIE.Dependency](d1, d2, d3),
-		eraseProviderFactory3(d1, d2, d3, fct),
-	)
-}
-
-// MakeTokenWithDefault3 create a unique `InjectionToken` for a specific type with an attached default provider
-func MakeTokenWithDefault3[T1, T2, T3, R any](name string,
-	d1 Dependency[T1],
-	d2 Dependency[T2],
-	d3 Dependency[T3],
-	fct func(T1, T2, T3) IOE.IOEither[error, R]) InjectionToken[R] {
-	return MakeTokenWithDefault[R](name, MakeProviderFactory3(d1, d2, d3, fct))
-}
-
-func MakeProvider3[T1, T2, T3, R any](
-	token InjectionToken[R],
-	d1 Dependency[T1],
-	d2 Dependency[T2],
-	d3 Dependency[T3],
-	fct func(T1, T2, T3) IOE.IOEither[error, R],
-) DIE.Provider {
-
-	return DIE.MakeProvider(
-		token,
-		MakeProviderFactory3(d1, d2, d3, fct),
-	)
-}
-
-func MakeProviderFactory4[T1, T2, T3, T4, R any](
-	d1 Dependency[T1],
-	d2 Dependency[T2],
-	d3 Dependency[T3],
-	d4 Dependency[T4],
-	fct func(T1, T2, T3, T4) IOE.IOEither[error, R],
-) DIE.ProviderFactory {
-
-	return DIE.MakeProviderFactory(
-		A.From[DIE.Dependency](d1, d2, d3, d4),
-		eraseProviderFactory4(d1, d2, d3, d4, fct),
-	)
-}
-
-// MakeTokenWithDefault4 create a unique `InjectionToken` for a specific type with an attached default provider
-func MakeTokenWithDefault4[T1, T2, T3, T4, R any](name string,
-	d1 Dependency[T1],
-	d2 Dependency[T2],
-	d3 Dependency[T3],
-	d4 Dependency[T4],
-	fct func(T1, T2, T3, T4) IOE.IOEither[error, R]) InjectionToken[R] {
-	return MakeTokenWithDefault[R](name, MakeProviderFactory4(d1, d2, d3, d4, fct))
-}
-
-func MakeProvider4[T1, T2, T3, T4, R any](
-	token InjectionToken[R],
-	d1 Dependency[T1],
-	d2 Dependency[T2],
-	d3 Dependency[T3],
-	d4 Dependency[T4],
-	fct func(T1, T2, T3, T4) IOE.IOEither[error, R],
-) DIE.Provider {
-
-	return DIE.MakeProvider(
-		token,
-		MakeProviderFactory4(d1, d2, d3, d4, fct),
-	)
-}
-
 // ConstProvider simple implementation for a provider with a constant value
 func ConstProvider[R any](token InjectionToken[R], value R) DIE.Provider {
 	return MakeProvider0[R](token, F.Constant(IOE.Of[error](value)))

file/getters.go

@@ -15,10 +15,7 @@
 
 package file
 
-import (
+import "path/filepath"
-	"io"
-	"path/filepath"
-)
 
 // Join appends a filename to a root path
 func Join(name string) func(root string) string {
@@ -26,13 +23,3 @@ func Join(name string) func(root string) string {
 		return filepath.Join(root, name)
 	}
 }
-
-// ToReader converts a [io.Reader]
-func ToReader[R io.Reader](r R) io.Reader {
-	return r
-}
-
-// ToCloser converts a [io.Closer]
-func ToCloser[C io.Closer](c C) io.Closer {
-	return c
-}

go.mod

@@ -4,7 +4,7 @@ go 1.20
 
 require (
 	github.com/stretchr/testify v1.8.4
-	github.com/urfave/cli/v2 v2.26.0
+	github.com/urfave/cli/v2 v2.25.7
 )
 
 require (

go.sum

@@ -10,8 +10,6 @@ github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcU
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/urfave/cli/v2 v2.25.7 h1:VAzn5oq403l5pHjc4OhD54+XGO9cdKVL/7lDjF+iKUs=
 github.com/urfave/cli/v2 v2.25.7/go.mod h1:8qnjx1vcq5s2/wpsqoZFndg2CE5tNFyrTvS6SinrnYQ=
-github.com/urfave/cli/v2 v2.26.0 h1:3f3AMg3HpThFNT4I++TKOejZO8yU55t3JnnSr4S4QEI=
-github.com/urfave/cli/v2 v2.26.0/go.mod h1:8qnjx1vcq5s2/wpsqoZFndg2CE5tNFyrTvS6SinrnYQ=
 github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 h1:bAn7/zixMGCfxrRTfdpNzjtPYqr8smhKouy9mxVdGPU=
 github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673/go.mod h1:N3UwUGtsrSj3ccvlPHLoLsHnpR27oXr4ZE984MbSER8=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=

internal/optiont/option.go

@@ -49,16 +49,6 @@ func MonadChain[A, B, HKTFA, HKTFB any](
 	return fchain(ma, O.Fold(F.Nullary2(O.None[B], fof), f))
 }
 
-func Chain[A, B, HKTFA, HKTFB any](
-	fchain func(HKTFA, func(O.Option[A]) HKTFB) HKTFB,
-	fof func(O.Option[B]) HKTFB,
-	f func(A) HKTFB) func(ma HKTFA) HKTFB {
-	// dispatch to the even more generic implementation
-	return func(ma HKTFA) HKTFB {
-		return MonadChain(fchain, fof, ma, f)
-	}
-}
-
 func MonadAp[A, B, HKTFAB, HKTFGAB, HKTFA, HKTFB any](
 	fap func(HKTFGAB, HKTFA) HKTFB,
 	fmap func(HKTFAB, func(O.Option[func(A) B]) func(O.Option[A]) O.Option[B]) HKTFGAB,

io/generic/resource.go

@@ -1,30 +0,0 @@
-// Copyright (c) 2023 IBM Corp.
-// All rights reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package generic
-
-import (
-	F "github.com/IBM/fp-go/function"
-)
-
-// WithResource constructs a function that creates a resource, then operates on it and then releases the resource
-func WithResource[
-	GA ~func() A,
-	GR ~func() R,
-	GANY ~func() ANY,
-	R, A, ANY any](onCreate GR, onRelease func(R) GANY) func(func(R) GA) GA {
-	// simply map to implementation of bracket
-	return F.Bind13of3(Bracket[GR, GA, GANY, R, A, ANY])(onCreate, F.Ignore2of2[A](onRelease))
-}

io/resource.go

@@ -1,27 +0,0 @@
-// Copyright (c) 2023 IBM Corp.
-// All rights reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package io
-
-import (
-	G "github.com/IBM/fp-go/io/generic"
-)
-
-// WithResource constructs a function that creates a resource, then operates on it and then releases the resource
-func WithResource[
-	R, A, ANY any](onCreate IO[R], onRelease func(R) IO[ANY]) func(func(R) IO[A]) IO[A] {
-	// just dispatch
-	return G.WithResource[IO[A], IO[R], IO[ANY]](onCreate, onRelease)
-}

ioeither/http/di.go

@@ -1,32 +0,0 @@
-// Copyright (c) 2023 IBM Corp.
-// All rights reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package http
-
-import (
-	"net/http"
-
-	DI "github.com/IBM/fp-go/di"
-	IOE "github.com/IBM/fp-go/ioeither"
-	L "github.com/IBM/fp-go/lazy"
-)
-
-var (
-	// InjHttpClient is the injection token for the default http client
-	InjHttpClient = DI.MakeTokenWithDefault0("HTTP_CLIENT", L.Of(IOE.Of[error](http.DefaultClient)))
-
-	// InjClient is the injection token for the default [Client]
-	InjClient = DI.MakeTokenWithDefault1("CLIENT", InjHttpClient.IOEither(), IOE.Map[error](MakeClient))
-)

ioeither/http/request.go

@@ -16,12 +16,10 @@
 package http
 
 import (
-	"bytes"
 	"io"
 	"net/http"
 
 	B "github.com/IBM/fp-go/bytes"
-	FL "github.com/IBM/fp-go/file"
 	F "github.com/IBM/fp-go/function"
 	H "github.com/IBM/fp-go/http"
 	IOE "github.com/IBM/fp-go/ioeither"
@@ -53,24 +51,6 @@ var (
 	MakeGetRequest = makeRequest("GET", nil)
 )
 
-// MakeBodyRequest creates a request that carries a body
-func MakeBodyRequest(method string, body IOE.IOEither[error, []byte]) func(url string) IOE.IOEither[error, *http.Request] {
-	onBody := F.Pipe1(
-		body,
-		IOE.Map[error](F.Flow2(
-			bytes.NewReader,
-			FL.ToReader[*bytes.Reader],
-		)),
-	)
-	onRelease := IOE.Of[error, io.Reader]
-	withMethod := F.Bind1of3(MakeRequest)(method)
-
-	return F.Flow2(
-		F.Bind1of2(withMethod),
-		IOE.WithResource[*http.Request](onBody, onRelease),
-	)
-}
-
 func (client client) Do(req Requester) IOE.IOEither[error, *http.Response] {
 	return F.Pipe1(
 		req,

iooption/generic/iooption.go

@@ -20,7 +20,6 @@ import (
 
 	ET "github.com/IBM/fp-go/either"
 	F "github.com/IBM/fp-go/function"
-	C "github.com/IBM/fp-go/internal/chain"
 	FI "github.com/IBM/fp-go/internal/fromio"
 	"github.com/IBM/fp-go/internal/optiont"
 	IO "github.com/IBM/fp-go/io/generic"
@@ -77,48 +76,8 @@ func MonadChain[GA ~func() O.Option[A], GB ~func() O.Option[B], A, B any](fa GA,
 	return optiont.MonadChain(IO.MonadChain[GA, GB, O.Option[A], O.Option[B]], IO.MonadOf[GB, O.Option[B]], fa, f)
 }
 
-// MonadChainFirst runs the monad returned by the function but returns the result of the original monad
-func MonadChainFirst[GA ~func() O.Option[A], GB ~func() O.Option[B], A, B any](ma GA, f func(A) GB) GA {
-	return C.MonadChainFirst(
-		MonadChain[GA, GA, A, A],
-		MonadMap[GB, GA, B, A],
-		ma,
-		f,
-	)
-}
-
-// ChainFirst runs the monad returned by the function but returns the result of the original monad
-func ChainFirst[GA ~func() O.Option[A], GB ~func() O.Option[B], A, B any](f func(A) GB) func(GA) GA {
-	return C.ChainFirst(
-		MonadChain[GA, GA, A, A],
-		MonadMap[GB, GA, B, A],
-		f,
-	)
-}
-
-// MonadChainFirstIOK runs the monad returned by the function but returns the result of the original monad
-func MonadChainFirstIOK[GA ~func() O.Option[A], GIOB ~func() B, A, B any](first GA, f func(A) GIOB) GA {
-	return FI.MonadChainFirstIOK(
-		MonadChain[GA, GA, A, A],
-		MonadMap[func() O.Option[B], GA, B, A],
-		FromIO[func() O.Option[B], GIOB, B],
-		first,
-		f,
-	)
-}
-
-// ChainFirstIOK runs the monad returned by the function but returns the result of the original monad
-func ChainFirstIOK[GA ~func() O.Option[A], GIOB ~func() B, A, B any](f func(A) GIOB) func(GA) GA {
-	return FI.ChainFirstIOK(
-		MonadChain[GA, GA, A, A],
-		MonadMap[func() O.Option[B], GA, B, A],
-		FromIO[func() O.Option[B], GIOB, B],
-		f,
-	)
-}
-
 func Chain[GA ~func() O.Option[A], GB ~func() O.Option[B], A, B any](f func(A) GB) func(GA) GB {
-	return optiont.Chain(IO.MonadChain[GA, GB, O.Option[A], O.Option[B]], IO.MonadOf[GB, O.Option[B]], f)
+	return F.Bind2nd(MonadChain[GA, GB, A, B], f)
 }
 
 func MonadChainOptionK[GA ~func() O.Option[A], GB ~func() O.Option[B], A, B any](ma GA, f func(A) O.Option[B]) GB {

iooption/generic/resource.go

@@ -1,31 +0,0 @@
-// Copyright (c) 2023 IBM Corp.
-// All rights reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package generic
-
-import (
-	F "github.com/IBM/fp-go/function"
-	O "github.com/IBM/fp-go/option"
-)
-
-// WithResource constructs a function that creates a resource, then operates on it and then releases the resource
-func WithResource[
-	GA ~func() O.Option[A],
-	GR ~func() O.Option[R],
-	GANY ~func() O.Option[ANY],
-	R, A, ANY any](onCreate GR, onRelease func(R) GANY) func(func(R) GA) GA {
-	// simply map to implementation of bracket
-	return F.Bind13of3(Bracket[GR, GA, GANY, R, A, ANY])(onCreate, F.Ignore2of2[O.Option[A]](onRelease))
-}

iooption/iooption.go

@@ -18,7 +18,6 @@ package iooption
 import (
 	ET "github.com/IBM/fp-go/either"
 	I "github.com/IBM/fp-go/io"
-	IO "github.com/IBM/fp-go/io"
 	G "github.com/IBM/fp-go/iooption/generic"
 	L "github.com/IBM/fp-go/lazy"
 	O "github.com/IBM/fp-go/option"
@@ -144,23 +143,3 @@ func MonadAlt[A any](first IOOption[A], second L.Lazy[IOOption[A]]) IOOption[A]
 func Alt[A any](second L.Lazy[IOOption[A]]) func(IOOption[A]) IOOption[A] {
 	return G.Alt(second)
 }
-
-// MonadChainFirst runs the monad returned by the function but returns the result of the original monad
-func MonadChainFirst[A, B any](ma IOOption[A], f func(A) IOOption[B]) IOOption[A] {
-	return G.MonadChainFirst[IOOption[A], IOOption[B]](ma, f)
-}
-
-// ChainFirst runs the monad returned by the function but returns the result of the original monad
-func ChainFirst[A, B any](f func(A) IOOption[B]) func(IOOption[A]) IOOption[A] {
-	return G.ChainFirst[IOOption[A], IOOption[B]](f)
-}
-
-// MonadChainFirstIOK runs the monad returned by the function but returns the result of the original monad
-func MonadChainFirstIOK[A, B any](first IOOption[A], f func(A) IO.IO[B]) IOOption[A] {
-	return G.MonadChainFirstIOK[IOOption[A], IO.IO[B]](first, f)
-}
-
-// ChainFirstIOK runs the monad returned by the function but returns the result of the original monad
-func ChainFirstIOK[A, B any](f func(A) IO.IO[B]) func(IOOption[A]) IOOption[A] {
-	return G.ChainFirstIOK[IOOption[A], IO.IO[B]](f)
-}

iooption/resource.go

@@ -1,27 +0,0 @@
-// Copyright (c) 2023 IBM Corp.
-// All rights reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package iooption
-
-import (
-	G "github.com/IBM/fp-go/iooption/generic"
-)
-
-// WithResource constructs a function that creates a resource, then operates on it and then releases the resource
-func WithResource[
-	R, A, ANY any](onCreate IOOption[R], onRelease func(R) IOOption[ANY]) func(func(R) IOOption[A]) IOOption[A] {
-	// just dispatch
-	return G.WithResource[IOOption[A], IOOption[R], IOOption[ANY]](onCreate, onRelease)
-}