fix(apple): fix app autodetection in bridgeless mode

common/AppRegistry.cpp

@@ -3,33 +3,50 @@
 #if __has_include(<jsi/jsi.h>)
 #include <jsi/jsi.h>
 
+using facebook::jsi::Array;
 using facebook::jsi::Runtime;
 using facebook::jsi::String;
 
-std::vector<std::string> ReactTestApp::GetAppKeys(Runtime &runtime)
+namespace
 {
-    std::vector<std::string> result;
-
     constexpr char kFbBatchedBridgeId[] = "__fbBatchedBridge";
+    constexpr char kRNAppRegistryId[] = "RN$AppRegistry";
+
+    Array GetRegisteredAppKeys(Runtime &runtime)
+    {
+        auto global = runtime.global();
+        if (global.hasProperty(runtime, kRNAppRegistryId)) {  // >= 0.73
+            // const appKeys = RN$AppRegistry.getAppKeys();
+            auto registry = global.getProperty(runtime, kRNAppRegistryId);
+            if (registry.isObject()) {
+                auto getAppKeys = std::move(registry).asObject(runtime).getPropertyAsFunction(
+                    runtime, "getAppKeys");
+                return getAppKeys.call(runtime, nullptr, 0).asObject(runtime).asArray(runtime);
+            }
+        } else if (global.hasProperty(runtime, kFbBatchedBridgeId)) {  // < 0.73
+            // const appRegistry = __fbBatchedBridge.getCallableModule("AppRegistry");
+            auto fbBatchedBridge = global.getPropertyAsObject(runtime, kFbBatchedBridgeId);
+            auto getCallableModule =
+                fbBatchedBridge.getPropertyAsFunction(runtime, "getCallableModule");
+            auto appRegistry =
+                getCallableModule.callWithThis(runtime, fbBatchedBridge, "AppRegistry")
+                    .asObject(runtime);
+
+            // const appKeys = appRegistry.getAppKeys();
+            auto getAppKeys = appRegistry.getPropertyAsFunction(runtime, "getAppKeys");
+            return getAppKeys.callWithThis(runtime, appRegistry).asObject(runtime).asArray(runtime);
+        }
 
-    auto global = runtime.global();
-    if (!global.hasProperty(runtime, kFbBatchedBridgeId)) {
-        return result;
+        return Array(runtime, 0);
     }
+}  // namespace
 
-    try {
-        // const appRegistry = __fbBatchedBridge.getCallableModule("AppRegistry");
-        auto fbBatchedBridge = global.getPropertyAsObject(runtime, kFbBatchedBridgeId);
-        auto getCallableModule =
-            fbBatchedBridge.getPropertyAsFunction(runtime, "getCallableModule");
-        auto appRegistry = getCallableModule.callWithThis(runtime, fbBatchedBridge, "AppRegistry")
-                               .asObject(runtime);
-
-        // const appKeys = appRegistry.getAppKeys();
-        auto getAppKeys = appRegistry.getPropertyAsFunction(runtime, "getAppKeys");
-        auto appKeys =
-            getAppKeys.callWithThis(runtime, appRegistry).asObject(runtime).asArray(runtime);
+std::vector<std::string> ReactTestApp::GetAppKeys(Runtime &runtime)
+{
+    std::vector<std::string> result;
 
+    try {
+        auto appKeys = GetRegisteredAppKeys(runtime);
         auto length = appKeys.length(runtime);
         result.reserve(length);
 

example/ios/ExampleTests/DevSupportTests.m

@@ -9,10 +9,10 @@ @implementation DevSupportTests
 
 - (void)testDevSupportIsLinked
 {
-    XCTAssertNotNil(ReactTestAppDidInitializeNotification);
-    XCTAssertNotNil(ReactTestAppWillInitializeReactNativeNotification);
-    XCTAssertNotNil(ReactTestAppDidInitializeReactNativeNotification);
-    XCTAssertNotNil(ReactTestAppSceneDidOpenURLNotification);
+    XCTAssertNotNil(ReactAppDidFinishLaunchingNotification);
+    XCTAssertNotNil(ReactAppWillInitializeReactNativeNotification);
+    XCTAssertNotNil(ReactAppDidInitializeReactNativeNotification);
+    XCTAssertNotNil(ReactAppSceneDidOpenURLNotification);
 }
 
 @end

example/ios/Podfile.lock

@@ -1482,7 +1482,7 @@ PODS:
     - React-logger (= 0.78.2)
     - React-perflogger (= 0.78.2)
     - React-utils (= 0.78.2)
-  - ReactNativeHost (0.5.5):
+  - ReactNativeHost (0.5.8):
     - DoubleConversion
     - glog
     - RCT-Folly (= 2024.11.18.00)
@@ -1814,7 +1814,7 @@ SPEC CHECKSUMS:
   ReactAppDependencyProvider: 4893bde33952f997a323eb1a1ee87a72764018ff
   ReactCodegen: a99d9f9129c83cdd5c58dea8826d1b82ec528b93
   ReactCommon: 5008bd981a06fe63176ef815f092685ffee8f7eb
-  ReactNativeHost: 8bf59aebad1f1cdd377510f12172b4b9cdbb5161
+  ReactNativeHost: 9f5d82f9edc73c42ed09e949a19d2ef9cf5ac064
   ReactTestApp-DevSupport: 2386e7c22084f8a550cfadcc0bde140c7dc328a1
   ReactTestApp-Resources: 1bd9ff10e4c24f2ad87101a32023721ae923bccf
   RNWWebStorage: cf4c36a41d7d31734b1a3424c70cb555e86801be

example/macos/Podfile.lock

@@ -1483,7 +1483,7 @@ PODS:
     - React-logger (= 0.78.3)
     - React-perflogger (= 0.78.3)
     - React-utils (= 0.78.3)
-  - ReactNativeHost (0.5.5):
+  - ReactNativeHost (0.5.8):
     - DoubleConversion
     - glog
     - RCT-Folly (= 2024.11.18.00)
@@ -1814,7 +1814,7 @@ SPEC CHECKSUMS:
   ReactAppDependencyProvider: a12262458b50521ba56afb93f4cc875732f9d643
   ReactCodegen: 191e4a5cb0241651f2fcf21d79729c6465f0f905
   ReactCommon: 0f22e3dd34a8215b8482778898f6e1e95572c498
-  ReactNativeHost: 8bf59aebad1f1cdd377510f12172b4b9cdbb5161
+  ReactNativeHost: 9f5d82f9edc73c42ed09e949a19d2ef9cf5ac064
   ReactTestApp-DevSupport: 2386e7c22084f8a550cfadcc0bde140c7dc328a1
   ReactTestApp-Resources: 86136e1efe3aa7201759371c03dea3df77079b42
   RNWWebStorage: cf4c36a41d7d31734b1a3424c70cb555e86801be

example/visionos/Podfile.lock

@@ -1536,7 +1536,7 @@ PODS:
     - React-logger (= 0.78.0)
     - React-perflogger (= 0.78.0)
     - React-utils (= 0.78.0)
-  - ReactNativeHost (0.5.5):
+  - ReactNativeHost (0.5.8):
     - DoubleConversion
     - glog
     - RCT-Folly (= 2024.11.18.00)
@@ -1880,7 +1880,7 @@ SPEC CHECKSUMS:
   ReactAppDependencyProvider: b0dbc9d44b4e45e2b2468df4a2f49fb51806224f
   ReactCodegen: 4d719f75b156783b8fdf07fe4091a7f38bc52967
   ReactCommon: a690d72c5df9a63d64a2444d5aad695c37554ea7
-  ReactNativeHost: 8bf59aebad1f1cdd377510f12172b4b9cdbb5161
+  ReactNativeHost: 9f5d82f9edc73c42ed09e949a19d2ef9cf5ac064
   ReactTestApp-DevSupport: 2386e7c22084f8a550cfadcc0bde140c7dc328a1
   ReactTestApp-Resources: 2ad57492ef72ab9b2c6f6e89ea198cc1999ca20b
   RNWWebStorage: cf4c36a41d7d31734b1a3424c70cb555e86801be

ios/ReactTestApp/AppDelegate.swift

@@ -38,7 +38,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate {
 
         defer {
             NotificationCenter.default.post(
-                name: .ReactTestAppDidInitialize,
+                name: .ReactAppDidFinishLaunching,
                 object: nil
             )
         }

ios/ReactTestApp/AppRegistryModule.h

@@ -1,6 +1 @@
 #import <Foundation/Foundation.h>
-
-#import <React/RCTBridgeModule.h>
-
-@interface RTAAppRegistryModule : NSObject <RCTBridgeModule>
-@end

ios/ReactTestApp/AppRegistryModule.mm

@@ -14,29 +14,26 @@ @interface RCTCxxBridge : RCTBridge
 - (void)invokeAsync:(std::function<void()> &&)func;
 @end
 
-@implementation RTAAppRegistryModule
-
-RCT_EXPORT_MODULE();
-
-+ (BOOL)requiresMainQueueSetup
+void RTAPostDidRegisterAppsNotification(NSValue *value)
 {
-    return YES;
-}
+    auto runtime = static_cast<Runtime *>([value pointerValue]);
+    auto appKeys = ReactTestApp::GetAppKeys(*runtime);
+    if (appKeys.empty()) {
+        return;
+    }
 
-- (instancetype)init
-{
-    if (self = [super init]) {
-        [NSNotificationCenter.defaultCenter addObserver:self
-                                               selector:@selector(javascriptDidLoadNotification:)
-                                                   name:RCTJavaScriptDidLoadNotification
-                                                 object:nil];
+    NSMutableArray *array = [NSMutableArray arrayWithCapacity:appKeys.size()];
+    for (const auto &appKey : appKeys) {
+        [array addObject:[NSString stringWithUTF8String:appKey.c_str()]];
     }
-    return self;
+
+    [NSNotificationCenter.defaultCenter postNotificationName:ReactAppDidRegisterAppsNotification
+                                                      object:nil
+                                                    userInfo:@{@"appKeys": [array copy]}];
 }
 
-- (void)javascriptDidLoadNotification:(NSNotification *)note
+void RTAPostDidRegisterAppsNotificationWithBridge(id bridge)
 {
-    id bridge = note.userInfo[@"bridge"];
     if (![bridge isKindOfClass:[RCTCxxBridge class]] ||
         ![bridge respondsToSelector:@selector(runtime)] ||
         ![bridge respondsToSelector:@selector(invokeAsync:)]) {
@@ -50,21 +47,6 @@ - (void)javascriptDidLoadNotification:(NSNotification *)note
             return;
         }
 
-        auto appKeys = ReactTestApp::GetAppKeys(*runtime);
-        if (appKeys.empty()) {
-            return;
-        }
-
-        NSMutableArray *array = [NSMutableArray arrayWithCapacity:appKeys.size()];
-        for (const auto &appKey : appKeys) {
-            [array addObject:[NSString stringWithUTF8String:appKey.c_str()]];
-        }
-
-        [NSNotificationCenter.defaultCenter
-            postNotificationName:ReactTestAppDidRegisterAppsNotification
-                          object:nil
-                        userInfo:@{@"appKeys": [array copy]}];
+        RTAPostDidRegisterAppsNotification([NSValue valueWithPointer:runtime]);
     }];
 }
-
-@end

ios/ReactTestApp/ContentView.swift

@@ -92,7 +92,7 @@ final class ContentViewController: UITableViewController {
         let components = manifest.components ?? []
         if components.isEmpty {
             NotificationCenter.default.addObserver(
-                forName: .ReactTestAppDidRegisterApps,
+                forName: .ReactAppDidRegisterApps,
                 object: nil,
                 queue: .main,
                 using: { [weak self] note in

ios/ReactTestApp/Public/ReactTestApp-DevSupport.h

@@ -2,14 +2,30 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-extern NSNotificationName const ReactTestAppDidInitializeNotification;
+OBJC_EXTERN NSNotificationName const ReactAppDidFinishLaunchingNotification;
 
-extern NSNotificationName const ReactTestAppWillInitializeReactNativeNotification;
-extern NSNotificationName const ReactTestAppDidInitializeReactNativeNotification;
-extern NSNotificationName const ReactTestAppDidRegisterAppsNotification;
+OBJC_EXTERN NSNotificationName const ReactAppWillInitializeReactNativeNotification;
+OBJC_EXTERN NSNotificationName const ReactAppDidInitializeReactNativeNotification;
 
-extern NSNotificationName const ReactTestAppSceneDidOpenURLNotification;
+OBJC_EXTERN NSNotificationName const ReactAppRuntimeReady;
+OBJC_EXTERN NSNotificationName const ReactAppDidRegisterAppsNotification;
 
-extern NSNotificationName const ReactInstanceDidLoadBundle;
+OBJC_EXTERN NSNotificationName const ReactAppSceneDidOpenURLNotification;
+
+OBJC_EXTERN NSNotificationName const ReactTestAppDidInitializeNotification
+    __deprecated_msg("Use 'ReactAppDidFinishLaunchingNotification' instead");
+OBJC_EXTERN NSNotificationName const ReactTestAppWillInitializeReactNativeNotification
+    __deprecated_msg("Use 'ReactAppWillInitializeReactNativeNotification' instead");
+OBJC_EXTERN NSNotificationName const ReactTestAppDidInitializeReactNativeNotification
+    __deprecated_msg("Use 'ReactAppDidInitializeReactNativeNotification' instead");
+OBJC_EXTERN NSNotificationName const ReactTestAppDidRegisterAppsNotification
+    __deprecated_msg("Use 'ReactAppDidRegisterAppsNotification' instead");
+OBJC_EXTERN NSNotificationName const ReactTestAppSceneDidOpenURLNotification
+    __deprecated_msg("Use 'ReactAppSceneDidOpenURLNotification' instead");
+
+OBJC_EXTERN NSNotificationName const ReactInstanceDidLoadBundle;
+
+OBJC_EXTERN void RTAPostDidRegisterAppsNotification(NSValue *runtime);
+OBJC_EXTERN void RTAPostDidRegisterAppsNotificationWithBridge(id bridge);
 
 NS_ASSUME_NONNULL_END

ios/ReactTestApp/ReactInstance.swift

@@ -37,24 +37,33 @@ final class ReactInstance: NSObject, RNXHostConfig {
     override init() {
         super.init()
 
+        let defaultNotificationCenter = NotificationCenter.default
+
         // Bridged
-        NotificationCenter.default.addObserver(
+        defaultNotificationCenter.addObserver(
             self,
             selector: #selector(onJavaScriptLoaded(_:)),
             name: .RCTJavaScriptDidLoad,
             object: nil
         )
 
         // Bridgeless
-        NotificationCenter.default.addObserver(
+        defaultNotificationCenter.addObserver(
             self,
             selector: #selector(onJavaScriptLoaded(_:)),
             name: .ReactInstanceDidLoadBundle,
             object: nil
         )
 
+        defaultNotificationCenter.addObserver(
+            self,
+            selector: #selector(onRuntimeReady(_:)),
+            name: .ReactAppRuntimeReady,
+            object: nil
+        )
+
         #if os(iOS)
-        NotificationCenter.default.addObserver(
+        defaultNotificationCenter.addObserver(
             self,
             selector: #selector(onRemoteBundleURLReceived(_:)),
             name: .didReceiveRemoteBundleURL,
@@ -90,15 +99,15 @@ final class ReactInstance: NSObject, RNXHostConfig {
         self.bundleRoot = bundleRoot
 
         NotificationCenter.default.post(
-            name: .ReactTestAppWillInitializeReactNative,
+            name: .ReactAppWillInitializeReactNative,
             object: nil
         )
 
         let reactNativeHost = ReactNativeHost(self)
         host = reactNativeHost
 
         NotificationCenter.default.post(
-            name: .ReactTestAppDidInitializeReactNative,
+            name: .ReactAppDidInitializeReactNative,
             object: reactNativeHost
         )
 
@@ -209,6 +218,10 @@ final class ReactInstance: NSObject, RNXHostConfig {
             })
             #endif
         }
+
+        if let bridge = notification.userInfo?["bridge"] {
+            RTAPostDidRegisterAppsNotificationWithBridge(bridge)
+        }
     }
 
     @objc
@@ -220,6 +233,13 @@ final class ReactInstance: NSObject, RNXHostConfig {
         urlComponents.queryItems = [URLQueryItem(name: "platform", value: "ios")]
         remoteBundleURL = urlComponents.url
     }
+
+    @objc
+    private func onRuntimeReady(_ notification: Notification) {
+        if let runtime = notification.userInfo?["runtime"] as? NSValue {
+            RTAPostDidRegisterAppsNotification(runtime)
+        }
+    }
 }
 
 #if canImport(UIKit)

ios/ReactTestApp/ReactTestApp-DevSupport.m

@@ -1,17 +1,30 @@
 #import <Foundation/Foundation.h>
 
-NSNotificationName const ReactTestAppDidInitializeNotification =
-    @"ReactTestAppDidInitializeNotification";
+NSNotificationName const ReactAppDidFinishLaunchingNotification =
+    @"ReactAppDidFinishLaunchNotification";
+
+NSNotificationName const ReactAppWillInitializeReactNativeNotification =
+    @"ReactAppWillInitializeReactNativeNotification";
+NSNotificationName const ReactAppDidInitializeReactNativeNotification =
+    @"ReactAppDidInitializeReactNativeNotification";
+
+NSNotificationName const ReactAppRuntimeReady = @"ReactAppRuntimeReady";
+NSNotificationName const ReactAppDidRegisterAppsNotification =
+    @"ReactAppDidRegisterAppsNotification";
 
+NSNotificationName const ReactAppSceneDidOpenURLNotification =
+    @"ReactAppSceneDidOpenURLNotification";
+
+NSNotificationName const ReactTestAppDidInitializeNotification =
+    ReactAppDidFinishLaunchingNotification;
 NSNotificationName const ReactTestAppWillInitializeReactNativeNotification =
-    @"ReactTestAppWillInitializeReactNativeNotification";
+    ReactAppWillInitializeReactNativeNotification;
 NSNotificationName const ReactTestAppDidInitializeReactNativeNotification =
-    @"ReactTestAppDidInitializeReactNativeNotification";
+    ReactAppDidInitializeReactNativeNotification;
 NSNotificationName const ReactTestAppDidRegisterAppsNotification =
-    @"ReactTestAppDidRegisterAppsNotification";
-
+    ReactAppDidRegisterAppsNotification;
 NSNotificationName const ReactTestAppSceneDidOpenURLNotification =
-    @"ReactTestAppSceneDidOpenURLNotification";
+    ReactAppSceneDidOpenURLNotification;
 
 // https://github.com/facebook/react-native/blob/v0.73.4/packages/react-native/ReactCommon/react/runtime/platform/ios/ReactCommon/RCTInstance.mm#L448
 NSNotificationName const ReactInstanceDidLoadBundle = @"RCTInstanceDidLoadBundle";

ios/ReactTestApp/SceneDelegate.swift

@@ -50,7 +50,7 @@ final class SceneDelegate: UIResponder, UIWindowSceneDelegate {
         }
 
         NotificationCenter.default.post(
-            name: .ReactTestAppSceneDidOpenURL,
+            name: .ReactAppSceneDidOpenURL,
             object: [
                 "scene": scene,
                 "URLContexts": URLContexts,