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42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
// Copyright (c) 2023 - 2025 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 readerresult
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import (
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"context"
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E "github.com/IBM/fp-go/v2/either"
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F "github.com/IBM/fp-go/v2/function"
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)
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// withContext wraps an existing ReaderResult and performs a context check for cancellation before deletating
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func WithContext[A any](ma ReaderResult[A]) ReaderResult[A] {
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return func(ctx context.Context) E.Either[error, A] {
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if ctx.Err() != nil {
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return E.Left[A](context.Cause(ctx))
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}
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return ma(ctx)
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}
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}
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//go:inline
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func WithContextK[A, B any](f Kleisli[A, B]) Kleisli[A, B] {
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return F.Flow2(
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f,
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WithContext,
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)
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}
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