Fix some issues building for Library Evolution, Xcode 16

.github/workflows/ci.yml

@@ -20,6 +20,7 @@ jobs:
       matrix:
         xcode:
           - '15.4'
+          - '16.0'
         variation:
           - ios
           - macos
@@ -33,6 +34,8 @@ jobs:
         run: sudo xcode-select -s /Applications/Xcode_${{ matrix.xcode }}.app
       - name: Skip macro validation
         run: defaults write com.apple.dt.Xcode IDESkipMacroFingerprintValidation -bool YES
+      - name: Run Library Evolution builds
+        run: make build-for-library-evolution
       - name: Run tests
         run: make test-${{ matrix.variation }}
 

Makefile

@@ -5,6 +5,8 @@ PLATFORM_WATCHOS = watchOS Simulator,id=$(call udid_for,watchOS 10.5,Watch)
 
 TEST_RUNNER_CI = $(CI)
 
+OTHER_SWIFT_FLAGS="-DRESILIENT_LIBRARIES"
+
 default: test
 
 test: test-ios test-macos test-tvos test-watchos test-examples
@@ -65,6 +67,62 @@ test-docs:
 		|| (echo "xcodebuild docbuild failed:\n\n$(DOC_WARNINGS)" | tr '\1' '\n' \
 		&& exit 1)
 
+build-for-library-evolution: build-for-library-evolution-ios build-for-library-evolution-macos
+
+build-for-library-evolution-macos:
+	swift build \
+		-c release \
+		--target SwiftNavigation \
+		-Xswiftc -emit-module-interface \
+		-Xswiftc -enable-library-evolution \
+		-Xswiftc -DRESILIENT_LIBRARIES # Required to build swift-syntax; see https://github.com/swiftlang/swift-syntax/pull/2540
+
+	swift build \
+		-c release \
+		--target SwiftUINavigation \
+		-Xswiftc -emit-module-interface \
+		-Xswiftc -enable-library-evolution \
+		-Xswiftc -DRESILIENT_LIBRARIES # Required to build swift-syntax; see https://github.com/swiftlang/swift-syntax/pull/2540
+
+	swift build \
+		-c release \
+		--target UIKitNavigation \
+		-Xswiftc -emit-module-interface \
+		-Xswiftc -enable-library-evolution \
+		-Xswiftc -DRESILIENT_LIBRARIES # Required to build swift-syntax; see https://github.com/swiftlang/swift-syntax/pull/2540
+
+	swift build \
+		-c release \
+		--target AppKitNavigation \
+		-Xswiftc -emit-module-interface \
+		-Xswiftc -enable-library-evolution \
+		-Xswiftc -DRESILIENT_LIBRARIES # Required to build swift-syntax; see https://github.com/swiftlang/swift-syntax/pull/2540
+
+build-for-library-evolution-ios:
+	xcodebuild build \
+	  -skipMacroValidation \
+		-workspace SwiftNavigation.xcworkspace \
+		-scheme SwiftNavigation \
+		-destination platform="$(PLATFORM_IOS)" \
+		BUILD_LIBRARY_FOR_DISTRIBUTION=YES \
+		OTHER_SWIFT_FLAGS=$(OTHER_SWIFT_FLAGS)
+
+	xcodebuild build \
+	  -skipMacroValidation \
+		-workspace SwiftNavigation.xcworkspace \
+		-scheme SwiftUINavigation \
+		-destination platform="$(PLATFORM_IOS)" \
+		BUILD_LIBRARY_FOR_DISTRIBUTION=YES \
+		OTHER_SWIFT_FLAGS=$(OTHER_SWIFT_FLAGS)
+
+	xcodebuild build \
+	  -skipMacroValidation \
+		-workspace SwiftNavigation.xcworkspace \
+		-scheme UIKitNavigation \
+		-destination platform="$(PLATFORM_IOS)" \
+		BUILD_LIBRARY_FOR_DISTRIBUTION=YES \
+		OTHER_SWIFT_FLAGS=$(OTHER_SWIFT_FLAGS)
+
 format:
 	swift format \
 		--ignore-unparsable-files \

Package.resolved

@@ -1,13 +1,13 @@
 {
-  "originHash" : "21426c7e67e0003e5a1e08c0f4323d81f8190a1dc8c3b2f9dc9f8fed20da343d",
+  "originHash" : "7b628d003e1a38cf15bb0292475a64f583c16e6a34d3b2c9226d5ba2dd423bc1",
   "pins" : [
     {
       "identity" : "swift-case-paths",
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-case-paths",
       "state" : {
-        "revision" : "642e6aab8e03e5f992d9c83e38c5be98cfad5078",
-        "version" : "1.5.5"
+        "branch" : "main",
+        "revision" : "bc92c4b27f9a84bfb498cdbfdf35d5a357e9161f"
       }
     },
     {
@@ -78,8 +78,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/xctest-dynamic-overlay",
       "state" : {
-        "revision" : "96beb108a57f24c8476ae1f309239270772b2940",
-        "version" : "1.2.5"
+        "revision" : "27d767d643fa2cf083d0a73d74fa84cacb53e85c",
+        "version" : "1.4.1"
       }
     }
   ],

Package.swift

@@ -31,11 +31,11 @@ let package = Package(
   dependencies: [
     .package(url: "https://github.com/apple/swift-collections", from: "1.0.0"),
     .package(url: "https://github.com/swiftlang/swift-docc-plugin", from: "1.0.0"),
-    .package(url: "https://github.com/pointfreeco/swift-case-paths", from: "1.5.4"),
+    .package(url: "https://github.com/pointfreeco/swift-case-paths", branch: "main"),
     .package(url: "https://github.com/pointfreeco/swift-concurrency-extras", from: "1.2.0"),
     .package(url: "https://github.com/pointfreeco/swift-custom-dump", from: "1.3.2"),
     .package(url: "https://github.com/pointfreeco/swift-perception", from: "1.3.4"),
-    .package(url: "https://github.com/pointfreeco/xctest-dynamic-overlay", from: "1.2.2"),
+    .package(url: "https://github.com/pointfreeco/xctest-dynamic-overlay", from: "1.4.1"),
   ],
   targets: [
     .target(

Package@swift-6.0.swift

@@ -31,11 +31,11 @@ let package = Package(
   dependencies: [
     .package(url: "https://github.com/apple/swift-collections", from: "1.0.0"),
     .package(url: "https://github.com/swiftlang/swift-docc-plugin", from: "1.0.0"),
-    .package(url: "https://github.com/pointfreeco/swift-case-paths", from: "1.5.4"),
+    .package(url: "https://github.com/pointfreeco/swift-case-paths", branch: "main"),
     .package(url: "https://github.com/pointfreeco/swift-concurrency-extras", from: "1.2.0"),
     .package(url: "https://github.com/pointfreeco/swift-custom-dump", from: "1.3.2"),
     .package(url: "https://github.com/pointfreeco/swift-perception", from: "1.3.4"),
-    .package(url: "https://github.com/pointfreeco/xctest-dynamic-overlay", from: "1.2.2"),
+    .package(url: "https://github.com/pointfreeco/xctest-dynamic-overlay", from: "1.4.1"),
   ],
   targets: [
     .target(

Sources/SwiftUINavigation/ConfirmationDialog.swift

@@ -11,6 +11,8 @@
         self = .hidden
       case .visible:
         self = .visible
+      @unknown default:
+        self = .hidden
       }
     }
   }

Sources/UIKitNavigation/Navigation/NavigationStackController.swift

@@ -251,10 +251,13 @@
           }
 
           switch navigationController.path[nextIndex] {
-          case .eager, .lazy(.codable):
-            break
           case .lazy(.element(let element)):
             navigationController.path[nextIndex] = .eager(element)
+
+          case .eager, .lazy(.codable):
+            fallthrough
+
+          @unknown default: break
           }
           return
         }
@@ -385,6 +388,7 @@
             return nil
           }
           return (destination(value as! D), value)
+        @unknown default: return nil
         }
       }
       if stackController.path.contains(where: {
@@ -435,7 +439,8 @@
             case let .eager(element), let .lazy(.element(element)):
               return element.base as! Element
             case .lazy(.codable):
-              fatalError()
+              fallthrough
+            @unknown default: fatalError()
             }
           }
         )

Sources/UIKitNavigation/Navigation/UIAlertController.swift

@@ -59,6 +59,8 @@
         self = .cancel
       case .destructive:
         self = .destructive
+      @unknown default:
+        self = .default
       }
     }
   }

SwiftNavigation.xcworkspace/xcshareddata/swiftpm/Package.resolved

@@ -1,4 +1,5 @@
 {
+  "originHash" : "151d6b708374929cb6836d4394326869c5f1cb5b52f96fab71af12019da2d6bc",
   "pins" : [
     {
       "identity" : "combine-schedulers",
@@ -14,8 +15,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/swift-case-paths",
       "state" : {
-        "revision" : "71344dd930fde41e8f3adafe260adcbb2fc2a3dc",
-        "version" : "1.5.4"
+        "branch" : "main",
+        "revision" : "bc92c4b27f9a84bfb498cdbfdf35d5a357e9161f"
       }
     },
     {
@@ -122,10 +123,10 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/pointfreeco/xctest-dynamic-overlay",
       "state" : {
-        "revision" : "357ca1e5dd31f613a1d43320870ebc219386a495",
-        "version" : "1.2.2"
+        "revision" : "27d767d643fa2cf083d0a73d74fa84cacb53e85c",
+        "version" : "1.4.1"
       }
     }
   ],
-  "version" : 2
+  "version" : 3
 }