Fixed wrapper module rebuild dependencies on the Makefile file in the HelloPlaydate example target.

Examples/HelloPlaydate/.swiftpm/xcode/xcshareddata/xcschemes/HelloPlaydate.xcscheme

@@ -0,0 +1,66 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Scheme
+   LastUpgradeVersion = "2700"
+   version = "1.7">
+   <BuildAction
+      parallelizeBuildables = "YES"
+      buildImplicitDependencies = "YES"
+      buildArchitectures = "Automatic">
+      <BuildActionEntries>
+         <BuildActionEntry
+            buildForTesting = "YES"
+            buildForRunning = "YES"
+            buildForProfiling = "YES"
+            buildForArchiving = "YES"
+            buildForAnalyzing = "YES">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "pdex"
+               BuildableName = "pdex"
+               ReferencedContainer = "container:">
+            </BuildableReference>
+         </BuildActionEntry>
+      </BuildActionEntries>
+   </BuildAction>
+   <TestAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      shouldAutocreateTestPlan = "YES">
+   </TestAction>
+   <LaunchAction
+      buildConfiguration = "Debug"
+      selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
+      selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
+      launchStyle = "0"
+      useCustomWorkingDirectory = "NO"
+      ignoresPersistentStateOnLaunch = "NO"
+      debugDocumentVersioning = "YES"
+      debugServiceExtension = "internal"
+      allowLocationSimulation = "YES"
+      queueDebuggingEnabled = "No">
+   </LaunchAction>
+   <ProfileAction
+      buildConfiguration = "Release"
+      shouldUseLaunchSchemeArgsEnv = "YES"
+      savedToolIdentifier = ""
+      useCustomWorkingDirectory = "NO"
+      debugDocumentVersioning = "YES">
+      <MacroExpansion>
+         <BuildableReference
+            BuildableIdentifier = "primary"
+            BlueprintIdentifier = "pdex"
+            BuildableName = "pdex"
+            ReferencedContainer = "container:">
+         </BuildableReference>
+      </MacroExpansion>
+   </ProfileAction>
+   <AnalyzeAction
+      buildConfiguration = "Debug">
+   </AnalyzeAction>
+   <ArchiveAction
+      buildConfiguration = "Release"
+      revealArchiveInOrganizer = "YES">
+   </ArchiveAction>
+</Scheme>

Examples/HelloPlaydate/Makefile

@@ -12,15 +12,20 @@ build/Modules/playdate_simulator.o: $(REPO_ROOT)/Sources/PlayDate/*.swift
 	$(SWIFT_EXEC) $(SWIFT_FLAGS) $(SWIFT_FLAGS_SIMULATOR) -c $^ -emit-module -o $@
 
 # MARK: - Build Game Swift Object
-build/game_device.o: Sources/HelloPlaydate/*.swift | build/Modules/playdate_device.o
+# The wrapper module is a normal prerequisite so wrapper edits also rebuild
-	$(SWIFT_EXEC) $(SWIFT_FLAGS) $(SWIFT_FLAGS_DEVICE) -c $^ -o $@
+# the game object; only the Swift sources are compiler inputs.
+build/game_device.o: Sources/HelloPlaydate/*.swift build/Modules/playdate_device.o
+	$(SWIFT_EXEC) $(SWIFT_FLAGS) $(SWIFT_FLAGS_DEVICE) -c $(filter %.swift,$^) -o $@
 $(OBJDIR)/pdex.elf: build/game_device.o
 OBJS += build/game_device.o
 # The wrapper object carries symbols that are not emitted into the game
 # object, such as the posix_memalign shim the Embedded Swift runtime needs.
+# common.mk expanded OBJS before this line, so the link prerequisite has to
+# be added explicitly as well.
+$(OBJDIR)/pdex.elf: build/Modules/playdate_device.o
 OBJS += build/Modules/playdate_device.o
 
-build/game_simulator.o: Sources/HelloPlaydate/*.swift | build/Modules/playdate_simulator.o
+build/game_simulator.o: Sources/HelloPlaydate/*.swift build/Modules/playdate_simulator.o
-	$(SWIFT_EXEC) $(SWIFT_FLAGS) $(SWIFT_FLAGS_SIMULATOR) -c $^ -o $@
+	$(SWIFT_EXEC) $(SWIFT_FLAGS) $(SWIFT_FLAGS_SIMULATOR) -c $(filter %.swift,$^) -o $@
 $(OBJDIR)/pdex.${DYLIB_EXT}: build/game_simulator.o
 SIMCOMPILER += build/game_simulator.o

Package.swift

@@ -11,8 +11,10 @@ let package = Package(
         ),
     ],
     dependencies: [
-        // Documentation generation only; not linked into the library.
+        .package(
-        .package(url: "https://github.com/swiftlang/swift-docc-plugin", from: "1.4.0"),
+            url: "https://github.com/swiftlang/swift-docc-plugin",
+            from: "1.4.0"
+        ),
     ],
     targets: [
         // The Playdate C API headers, resolved through the "playdate"