Files
letro-ios/ElementX/Sources/Other/CancellableTask.swift
2023-12-13 09:51:57 +01:00

37 lines
1.0 KiB
Swift

//
// Copyright 2023 New Vector Ltd
//
// 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.
//
import Foundation
// periphery:ignore - property wrappers generate false positives
@propertyWrapper
struct CancellableTask<S: Sendable, F: Error> {
private var storedValue: Task<S, F>?
init(_ value: Task<S, F>? = nil) {
storedValue = value
}
var wrappedValue: Task<S, F>? {
get {
storedValue
} set {
storedValue?.cancel()
storedValue = newValue
}
}
}