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