Adopt Swift 5.9

.github/workflows/ci.yml

@@ -16,45 +16,9 @@ jobs:
       - name: Bundle Install
         run: bundle install
       - name: Select Xcode Version
-        run: sudo xcode-select --switch /Applications/Xcode_14.3.1.app/Contents/Developer
+        run: sudo xcode-select --switch /Applications/Xcode_15.0.1.app/Contents/Developer
       - name: Lint Podspec
-        run: bundle exec pod lib lint --verbose --fail-fast --swift-version=5.8
-  spm-14:
-    name: Build Xcode 14
-    runs-on: macos-13
-    strategy:
-      matrix:
-        platforms: [
-          'iOS_16,watchOS_9',
-          'macOS_13,tvOS_16',
-        ]
-      fail-fast: false
-    steps:
-      - name: Checkout Repo
-        uses: actions/checkout@v3
-      - name: Bundle Install
-        run: bundle install
-      - name: Select Xcode Version
-        run: sudo xcode-select --switch /Applications/Xcode_14.3.1.app/Contents/Developer
-      - name: Build and Test Framework
-        run: Scripts/build.swift ${{ matrix.platforms }}
-      - name: Prepare Coverage Reports
-        run: ./Scripts/prepare-coverage-reports.sh
-      - name: Upload Coverage Reports
-        if: success()
-        uses: codecov/codecov-action@v3
-  spm-14-swift:
-    name: Swift Build Xcode 14
-    runs-on: macos-13
-    steps:
-      - name: Checkout Repo
-        uses: actions/checkout@v3
-      - name: Bundle Install
-        run: bundle install
-      - name: Select Xcode Version
-        run: sudo xcode-select --switch /Applications/Xcode_14.3.1.app/Contents/Developer
-      - name: Build and Test Framework
-        run: xcrun swift test -c release -Xswiftc -enable-testing
+        run: bundle exec pod lib lint --verbose --fail-fast --swift-version=5.9
   spm-15:
     name: Build Xcode 15
     runs-on: macos-13
@@ -71,7 +35,7 @@ jobs:
       - name: Bundle Install
         run: bundle install
       - name: Select Xcode Version
-        run: sudo xcode-select --switch /Applications/Xcode_15.0.app/Contents/Developer
+        run: sudo xcode-select --switch /Applications/Xcode_15.0.1.app/Contents/Developer
       - name: Build and Test Framework
         run: Scripts/build.swift ${{ matrix.platforms }}
       - name: Prepare Coverage Reports
@@ -88,6 +52,6 @@ jobs:
       - name: Bundle Install
         run: bundle install
       - name: Select Xcode Version
-        run: sudo xcode-select --switch /Applications/Xcode_15.0.app/Contents/Developer
+        run: sudo xcode-select --switch /Applications/Xcode_15.0.1.app/Contents/Developer
       - name: Build and Test Framework
         run: xcrun swift test -c release -Xswiftc -enable-testing

AsyncQueue.podspec

@@ -1,12 +1,12 @@
 Pod::Spec.new do |s|
   s.name     = 'AsyncQueue'
-  s.version  = '0.4.0'
+  s.version  = '0.5.0'
   s.license  = 'MIT'
   s.summary  = 'A queue that enables ordered sending of events from synchronous to asynchronous code.'
   s.homepage = 'https://github.com/dfed/swift-async-queue'
   s.authors  = 'Dan Federman'
   s.source   = { :git => 'https://github.com/dfed/swift-async-queue.git', :tag => s.version }
-  s.swift_version = '5.8'
+  s.swift_version = '5.9'
   s.source_files = 'Sources/**/*.{swift}'
   s.ios.deployment_target = '13.0'
   s.tvos.deployment_target = '13.0'

Gemfile

@@ -2,4 +2,4 @@ ruby '3.0.6'
 
 source 'https://rubygems.org'
 
-gem 'cocoapods', '~> 1.12.0'
+gem 'cocoapods', '~> 1.14.0'

Gemfile.lock

@@ -3,24 +3,31 @@ GEM
   specs:
     CFPropertyList (3.0.6)
       rexml
-    activesupport (7.0.7.2)
+    activesupport (7.1.2)
+      base64
+      bigdecimal
       concurrent-ruby (~> 1.0, >= 1.0.2)
+      connection_pool (>= 2.2.5)
+      drb
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
+      mutex_m
       tzinfo (~> 2.0)
-    addressable (2.8.3)
+    addressable (2.8.5)
       public_suffix (>= 2.0.2, < 6.0)
     algoliasearch (1.27.5)
       httpclient (~> 2.8, >= 2.8.3)
       json (>= 1.5.1)
     atomos (0.1.3)
+    base64 (0.2.0)
+    bigdecimal (3.1.4)
     claide (1.1.0)
-    cocoapods (1.12.0)
+    cocoapods (1.14.3)
       addressable (~> 2.8)
       claide (>= 1.0.2, < 2.0)
-      cocoapods-core (= 1.12.0)
+      cocoapods-core (= 1.14.3)
       cocoapods-deintegrate (>= 1.0.3, < 2.0)
-      cocoapods-downloader (>= 1.6.0, < 2.0)
+      cocoapods-downloader (>= 2.1, < 3.0)
       cocoapods-plugins (>= 1.0.0, < 2.0)
       cocoapods-search (>= 1.0.0, < 2.0)
       cocoapods-trunk (>= 1.6.0, < 2.0)
@@ -32,8 +39,8 @@ GEM
       molinillo (~> 0.8.0)
       nap (~> 1.0)
       ruby-macho (>= 2.3.0, < 3.0)
-      xcodeproj (>= 1.21.0, < 2.0)
-    cocoapods-core (1.12.0)
+      xcodeproj (>= 1.23.0, < 2.0)
+    cocoapods-core (1.14.3)
       activesupport (>= 5.0, < 8)
       addressable (~> 2.8)
       algoliasearch (~> 1.0)
@@ -44,7 +51,7 @@ GEM
       public_suffix (~> 4.0)
       typhoeus (~> 1.0)
     cocoapods-deintegrate (1.0.5)
-    cocoapods-downloader (1.6.3)
+    cocoapods-downloader (2.1)
     cocoapods-plugins (1.0.0)
       nap
     cocoapods-search (1.0.1)
@@ -54,30 +61,35 @@ GEM
     cocoapods-try (1.2.0)
     colored2 (3.1.2)
     concurrent-ruby (1.2.2)
+    connection_pool (2.4.1)
+    drb (2.2.0)
+      ruby2_keywords
     escape (0.0.4)
     ethon (0.16.0)
       ffi (>= 1.15.0)
-    ffi (1.15.5)
+    ffi (1.16.3)
     fourflusher (2.3.1)
     fuzzy_match (2.0.4)
     gh_inspector (1.1.3)
     httpclient (2.8.3)
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
     json (2.6.3)
-    minitest (5.19.0)
+    minitest (5.20.0)
     molinillo (0.8.0)
+    mutex_m (0.2.0)
     nanaimo (0.3.0)
     nap (1.1.0)
     netrc (0.11.0)
     public_suffix (4.0.7)
-    rexml (3.2.5)
+    rexml (3.2.6)
     ruby-macho (2.5.1)
-    typhoeus (1.4.0)
+    ruby2_keywords (0.0.5)
+    typhoeus (1.4.1)
       ethon (>= 0.9.0)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    xcodeproj (1.22.0)
+    xcodeproj (1.23.0)
       CFPropertyList (>= 2.3.3, < 4.0)
       atomos (~> 0.1.3)
       claide (>= 1.0.2, < 2.0)
@@ -89,7 +101,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
-  cocoapods (~> 1.12.0)
+  cocoapods (~> 1.14.0)
 
 RUBY VERSION
    ruby 3.0.6p216

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version: 5.8
+// swift-tools-version: 5.9
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription

README.md

@@ -168,12 +168,12 @@ func testMainActorQueueOrdering() async {
 
 ## Requirements
 
-* Xcode 14.3 or later.
+* Xcode 15.0 or later.
 * iOS 13 or later.
 * tvOS 13 or later.
 * watchOS 6 or later.
 * macOS 10.15 or later.
-* Swift 5.8 or later.
+* Swift 5.9 or later.
 
 ## Installation
 
@@ -183,7 +183,7 @@ To install swift-async-queue in your iOS project with [Swift Package Manager](ht
 
 ```swift
 dependencies: [
-    .package(url: "https://github.com/dfed/swift-async-queue", from: "0.4.0"),
+    .package(url: "https://github.com/dfed/swift-async-queue", from: "0.5.0"),
 ]
 ```
 
@@ -193,7 +193,7 @@ To install swift-async-queue in your iOS project with [CocoaPods](http://cocoapo
 
 ```
 platform :ios, '13.0'
-pod 'AsyncQueue', '~> 0.4.0'
+pod 'AsyncQueue', '~> 0.5.0'
 ```
 
 ## Contributing

Sources/AsyncQueue/ActorQueue.swift

@@ -57,13 +57,8 @@ public final class ActorQueue<ActorType: Actor>: @unchecked Sendable {
 
     /// Instantiates an actor queue.
     public init() {
-        var capturedTaskStreamContinuation: AsyncStream<ActorTask>.Continuation? = nil
-        let taskStream = AsyncStream<ActorTask> { continuation in
-            capturedTaskStreamContinuation = continuation
-        }
-        // Continuation will be captured during stream creation, so it is safe to force unwrap here.
-        // If this force-unwrap fails, something is fundamentally broken in the Swift runtime.
-        taskStreamContinuation = capturedTaskStreamContinuation!
+        let (taskStream, taskStreamContinuation) = AsyncStream<ActorTask>.makeStream()
+        self.taskStreamContinuation = taskStreamContinuation
 
         Task.detached {
             for await actorTask in taskStream {

Sources/AsyncQueue/FIFOQueue.swift

@@ -30,13 +30,8 @@ public final class FIFOQueue: Sendable {
     /// Instantiates a FIFO queue.
     /// - Parameter priority: The baseline priority of the tasks added to the asynchronous queue.
     public init(priority: TaskPriority? = nil) {
-        var capturedTaskStreamContinuation: AsyncStream<@Sendable () async -> Void>.Continuation? = nil
-        let taskStream = AsyncStream<@Sendable () async -> Void> { continuation in
-            capturedTaskStreamContinuation = continuation
-        }
-        // Continuation will be captured during stream creation, so it is safe to force unwrap here.
-        // If this force-unwrap fails, something is fundamentally broken in the Swift runtime.
-        taskStreamContinuation = capturedTaskStreamContinuation!
+        let (taskStream, taskStreamContinuation) = AsyncStream<@Sendable () async -> Void>.makeStream()
+        self.taskStreamContinuation = taskStreamContinuation
 
         Task.detached(priority: priority) {
             for await task in taskStream {

Sources/AsyncQueue/MainActorQueue.swift

@@ -31,13 +31,8 @@ public final class MainActorQueue: Sendable {
 
     /// Instantiates a main actor queue.
     init() {
-        var capturedTaskStreamContinuation: AsyncStream<@Sendable @MainActor () async -> Void>.Continuation? = nil
-        let taskStream = AsyncStream<@Sendable @MainActor () async -> Void> { continuation in
-            capturedTaskStreamContinuation = continuation
-        }
-        // Continuation will be captured during stream creation, so it is safe to force unwrap here.
-        // If this force-unwrap fails, something is fundamentally broken in the Swift runtime.
-        taskStreamContinuation = capturedTaskStreamContinuation!
+        let (taskStream, taskStreamContinuation) = AsyncStream<@Sendable @MainActor () async -> Void>.makeStream()
+        self.taskStreamContinuation = taskStreamContinuation
 
         Task.detached { @MainActor in
             for await task in taskStream {