Modernize CI workflows for current Xcode and Swift versions with Xcode 16.4

.github/workflows/ci.yml

@@ -14,37 +14,48 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  library-swift-latest:
-    name: Library (swift-latest)
-    runs-on: macos-14
+  library-tests:
+    name: Library Tests
+    runs-on: ${{ matrix.os }}
     strategy:
+      fail-fast: false
       matrix:
+        os: [macos-14, macos-15]
+        xcode: ['15.4', '16.4']
         config: ['debug', 'release']
+        exclude:
+          # Xcode 16.4 is not available on macOS 14
+          - os: macos-14
+            xcode: '16.4'
+          # Xcode 15.4 is not available on macOS 15
+          - os: macos-15
+            xcode: '15.4'
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+      - name: Select Xcode ${{ matrix.xcode }}
+        run: sudo xcode-select -s /Applications/Xcode_${{ matrix.xcode }}.app
       - name: Run ${{ matrix.config }} tests
         run: CONFIG=${{ matrix.config }} make test-library
       - name: Build platforms ${{ matrix.config }}
         run: CONFIG=${{ matrix.config }} make build-all-platforms
 
   library-evolution:
-    name: Library (evolution)
-    runs-on: macos-14
+    name: Library Evolution
+    runs-on: macos-15
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+      - name: Select Xcode 16.4
+        run: sudo xcode-select -s /Applications/Xcode_16.4.app
       - name: Build for library evolution
         run: make build-for-library-evolution
 
-  library-swift-5-9:
-    name: Library (swift 5.9)
-    runs-on: macos-14
-    strategy:
-      matrix:
-        config: ['debug', 'release']
+  swift-package-tests:
+    name: Swift Package Tests
+    runs-on: macos-15
     steps:
-      - uses: actions/checkout@v3
-      - name: Run ${{ matrix.config }} tests
-        run: CONFIG=${{ matrix.config }} make test-library
-      - name: Build platforms ${{ matrix.config }}
-        run: CONFIG=${{ matrix.config }} make build-all-platforms
+      - uses: actions/checkout@v4
+      - name: Select Xcode 16.4
+        run: sudo xcode-select -s /Applications/Xcode_16.4.app
+      - name: Run swift package tests
+        run: make test-swift
 

.github/workflows/documentation.yml

@@ -15,18 +15,18 @@ concurrency:
 
 jobs:
   build:
-    runs-on: macos-12
+    runs-on: macos-15
     steps:
-      - name: Select Xcode 14.1
-        run: sudo xcode-select -s /Applications/Xcode_14.1.app
+      - name: Select Xcode 16.4
+        run: sudo xcode-select -s /Applications/Xcode_16.4.app
 
       - name: Checkout Package
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
       - name: Checkout gh-pages Branch
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           ref: gh-pages
           path: docs-out
@@ -65,7 +65,7 @@ jobs:
         run: 'sudo chown -R $USER docs-out'
 
       - name: Publish documentation to GitHub Pages
-        uses: JamesIves/github-pages-deploy-action@4.1.7
+        uses: JamesIves/github-pages-deploy-action@v4.6.8
         with:
           branch: gh-pages
           folder: docs-out

.github/workflows/format.yml

@@ -12,16 +12,16 @@ concurrency:
 jobs:
   swift_format:
     name: swift-format
-    runs-on: macos-13
+    runs-on: macos-15
     steps:
-      - uses: actions/checkout@v2
-      - name: Select Xcode 14.3
-        run: sudo xcode-select -s /Applications/Xcode_14.3.app
+      - uses: actions/checkout@v4
+      - name: Select Xcode 16.4
+        run: sudo xcode-select -s /Applications/Xcode_16.4.app
       - name: Install swift-format
         run: brew install swift-format
       - name: Format
         run: make format
-      - uses: stefanzweifel/git-auto-commit-action@v4
+      - uses: stefanzweifel/git-auto-commit-action@v5
         with:
           commit_message: Run swift-format
           branch: 'main'

Makefile

@@ -1,9 +1,9 @@
 CONFIG = debug
-PLATFORM_IOS = iOS Simulator,name=iPhone 15 Pro Max
+PLATFORM_IOS = iOS Simulator,name=iPhone 16 Pro Max
 PLATFORM_MACOS = macOS
 PLATFORM_MAC_CATALYST = macOS,variant=Mac Catalyst
 PLATFORM_TVOS = tvOS Simulator,name=Apple TV
-PLATFORM_WATCHOS = watchOS Simulator,name=Apple Watch Series 7 (45mm)
+PLATFORM_WATCHOS = watchOS Simulator,name=Apple Watch Series 10 (46mm)
 
 CONFIG = debug