Skip BridgeJS macros for non-BridgeJS examples

Author: kateinoigakukun

Package.swift

@@ -3,11 +3,19 @@
 import CompilerPluginSupport
 import PackageDescription
 
+func envFlag(_ name: String) -> Bool {
+    guard let value = Context.environment[name]?.lowercased() else {
+        return false
+    }
+    return value == "1" || value == "true" || value == "yes" || value == "on"
+}
+
 // NOTE: needed for embedded customizations, ideally this will not be necessary at all in the future, or can be replaced with traits
 let shouldBuildForEmbedded = Context.environment["JAVASCRIPTKIT_EXPERIMENTAL_EMBEDDED_WASM"].flatMap(Bool.init) ?? false
 let useLegacyResourceBundling =
     Context.environment["JAVASCRIPTKIT_USE_LEGACY_RESOURCE_BUNDLING"].flatMap(Bool.init) ?? false
 let enableTracingByEnv = Context.environment["JAVASCRIPTKIT_ENABLE_TRACING"].flatMap(Bool.init) ?? false
+let disableBridgeJSMacros = envFlag("JAVASCRIPTKIT_DISABLE_BRIDGEJS_MACROS")
 
 let tracingTrait = Trait(
     name: "Tracing",
@@ -53,8 +61,10 @@ let package = Package(
     targets: [
         .target(
             name: "JavaScriptKit",
-            dependencies: ["_CJavaScriptKit", "BridgeJSMacros"],
-            exclude: useLegacyResourceBundling ? [] : ["Runtime"],
+            dependencies: ["_CJavaScriptKit"]
+                + (disableBridgeJSMacros ? [] : ["BridgeJSMacros"]),
+            exclude: (useLegacyResourceBundling ? [] : ["Runtime"])
+                + (disableBridgeJSMacros ? ["Macros.swift"] : []),
             resources: useLegacyResourceBundling ? [.copy("Runtime")] : [],
             cSettings: shouldBuildForEmbedded
                 ? [

Utilities/build-examples.sh

@@ -22,7 +22,11 @@ for example in Examples/*; do
     if [ -d "$example" ] && [ -f "$example/build.sh" ]; then
         echo "Building $example"
         set -x
-        (cd "$example" && ./build.sh release)
+        if [ -f "$example/Package.swift" ] && grep -q 'plugin(name: "BridgeJS"' "$example/Package.swift"; then
+            (cd "$example" && ./build.sh release)
+        else
+            (cd "$example" && JAVASCRIPTKIT_DISABLE_BRIDGEJS_MACROS=1 ./build.sh release)
+        fi
         { set +x; } 2>/dev/null
     fi
 done