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fp-go/v2/iooption/resource.go
Dr. Carsten Leue aa5e908810 fix: introduce Kleisli type
Signed-off-by: Dr. Carsten Leue <carsten.leue@de.ibm.com>
2025-11-07 14:35:46 +01:00

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Go

// Copyright (c) 2023 - 2025 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 "github.com/IBM/fp-go/v2/function"
// 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]) Kleisli[Kleisli[R, A], A] {
// simply map to implementation of bracket
return function.Bind13of3(Bracket[R, A, ANY])(onCreate, function.Ignore2of2[Option[A]](onRelease))
}