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32 lines
1009 B
Go
32 lines
1009 B
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 either
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import (
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"github.com/IBM/fp-go/internal/functor"
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)
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type eitherFunctor[E, A, B any] struct{}
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func (o *eitherFunctor[E, A, B]) Map(f func(A) B) func(Either[E, A]) Either[E, B] {
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return Map[E, A, B](f)
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}
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// Functor implements the functoric operations for [Either]
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func Functor[E, A, B any]() functor.Functor[A, B, Either[E, A], Either[E, B]] {
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return &eitherFunctor[E, A, B]{}
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}
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