6160c44d67
* Update copyright holding and dates * compound IDE Macros updated * update copyright * update copyrights done * update templates and README
67 lines
2.6 KiB
Swift
67 lines
2.6 KiB
Swift
//
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// Copyright 2025 Element Creations Ltd.
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// Copyright 2022-2025 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
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// Please see LICENSE files in the repository root for full details.
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//
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import Combine
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import Foundation
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public extension Task where Success == Never, Failure == Never {
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/// Dispatches the given closure onto the given queue, wrapped within
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/// a continuation to make it non-blocking and awaitable.
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///
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/// Use this method to `await` blocking calls to the SDK from a `Task`.
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///
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/// - Parameters:
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/// - queue: The queue to run the closure on.
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/// - function: A string identifying the declaration that is the notional
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/// source for the continuation, used to identify the continuation in
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/// runtime diagnostics related to misuse of this continuation.
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/// - body: A sendable closure. Use of sendable won't work as it isn't
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/// async, but is added to enforce actor semantics.
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static func dispatch<T>(on queue: DispatchQueue, function: String = #function, _ body: @escaping @Sendable () -> T) async -> T {
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await withCheckedContinuation(function: function) { continuation in
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queue.async {
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continuation.resume(returning: body())
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}
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}
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}
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/// Dispatches the given throwing closure onto the given queue, wrapped within
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/// a continuation to make it non-blocking and awaitable.
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///
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/// Use this method to `await` blocking calls to the SDK from a `Task`.
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///
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/// - Parameters:
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/// - queue: The queue to run the closure on.
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/// - function: A string identifying the declaration that is the notional
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/// source for the continuation, used to identify the continuation in
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/// runtime diagnostics related to misuse of this continuation.
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/// - body: A sendable closure. Use of sendable won't work as it isn't
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/// async, but is added to enforce actor semantics.
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static func dispatch<T>(on queue: DispatchQueue, function: String = #function, _ body: @escaping @Sendable () throws -> T) async throws -> T {
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try await withCheckedThrowingContinuation(function: function) { continuation in
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queue.async {
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do {
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try continuation.resume(returning: body())
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} catch {
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continuation.resume(throwing: error)
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}
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}
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}
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}
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}
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extension Task {
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func store(in cancellables: inout Set<AnyCancellable>) {
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asCancellable().store(in: &cancellables)
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}
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func asCancellable() -> AnyCancellable {
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AnyCancellable(cancel)
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}
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}
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