// 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 either

import (
	ET "github.com/IBM/fp-go/either"
	T "github.com/IBM/fp-go/optics/traversal/generic"
)

type (
	Traversal[E, S, A any] T.Traversal[S, A, ET.Either[E, S], ET.Either[E, A]]
)

func Compose[
	E, S, A, B any](ab Traversal[E, A, B]) func(Traversal[E, S, A]) Traversal[E, S, B] {
	return T.Compose[
		Traversal[E, A, B],
		Traversal[E, S, A],
		Traversal[E, S, B],
	](ab)
}