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36 lines
1.3 KiB
Go
36 lines
1.3 KiB
Go
// Copyright (c) 2023 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 readerioeither
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import "github.com/IBM/fp-go/v2/ioeither"
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// WithResource constructs a function that creates a resource, then operates on it and then releases the resource
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func WithResource[A, L, E, R, ANY any](onCreate ReaderIOEither[L, E, R], onRelease func(R) ReaderIOEither[L, E, ANY]) func(func(R) ReaderIOEither[L, E, A]) ReaderIOEither[L, E, A] {
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return func(f func(R) ReaderIOEither[L, E, A]) ReaderIOEither[L, E, A] {
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return func(l L) ioeither.IOEither[E, A] {
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// dispatch to the generic implementation
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return ioeither.WithResource[A](
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onCreate(l),
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func(r R) ioeither.IOEither[E, ANY] {
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return onRelease(r)(l)
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},
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)(func(r R) ioeither.IOEither[E, A] {
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return f(r)(l)
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})
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}
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}
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}
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