Initialize CxxTurboModule

example/ios/Podfile.lock

@@ -1371,7 +1371,7 @@ SPEC CHECKSUMS:
   fmt: 4c2741a687cc09f0634a2e2c72a838b99f1ff120
   glog: fdfdfe5479092de0c4bdbebedd9056951f092c4f
   hermes-engine: 01d3e052018c2a13937aca1860fbedbccd4a41b7
-  NitroModules: 3bb6f5df53f09431fb9257638f6b8707f788c076
+  NitroModules: 90fea041cca2091fbacef9f78094bc59230b084f
   RCT-Folly: 02617c592a293bd6d418e0a88ff4ee1f88329b47
   RCTDeprecation: b03c35057846b685b3ccadc9bfe43e349989cdb2
   RCTRequired: 194626909cfa8d39ca6663138c417bc6c431648c

packages/react-native-nitro-modules/NitroModules.podspec

@@ -17,16 +17,20 @@ Pod::Spec.new do |s|
 
   # VisionCamera Core C++ bindings
   s.source_files = [
-    "cpp/**/*.{h,c}",
-    "cpp/**/*.{hpp,cpp}",
+    # Shared C++ codebase
+    "cpp/**/*.{h,hpp}",
+    "cpp/**/*.{c,cpp}",
+    # iOS codebase
+    "ios/**/*.{h,hpp}",
+    "ios/**/*.{m,mm}",
     "ios/**/*.swift",
-    "ios/**/*.h",
     "ios/**/*.modulemap",
   ]
   s.public_header_files = [
     "cpp/core/**/*.{h,hpp}",
     "cpp/threading/**/*.{h,hpp}",
-    "cpp/utils/**/*.{h,hpp}"
+    "cpp/utils/**/*.{h,hpp}",
+    "cpp/turbomodule/RegisterNativeNitroModules.hpp",
   ]
 
   s.pod_target_xcconfig = {

packages/react-native-nitro-modules/cpp/turbomodule/RegisterNativeNitroModules.cpp

@@ -0,0 +1,23 @@
+//
+//  RegisterNativeNitroModules.cpp
+//  DoubleConversion
+//
+//  Created by Marc Rousavy on 21.06.24.
+//
+
+#include "RegisterNativeNitroModules.hpp"
+#include "NativeNitroModules.hpp"
+#include <React-callinvoker/ReactCommon/CallInvoker.h>
+#include <ReactCommon/ReactCommon/CxxTurboModuleUtils.h>
+
+namespace margelo {
+
+void RegisterNativeNitroModules::registerNativeNitroModules() {
+  facebook::react::registerCxxModuleToGlobalModuleMap(
+      std::string(facebook::react::NativeNitroModules::kModuleName),
+      [&](std::shared_ptr<facebook::react::CallInvoker> jsInvoker) {
+        return std::make_shared<facebook::react::NativeNitroModules>(jsInvoker);
+      });
+}
+
+}

packages/react-native-nitro-modules/cpp/turbomodule/RegisterNativeNitroModules.hpp

@@ -0,0 +1,21 @@
+//
+//  RegisterNativeNitroModules.hpp
+//  DoubleConversion
+//
+//  Created by Marc Rousavy on 21.06.24.
+//
+
+#pragma once
+
+namespace margelo {
+
+class RegisterNativeNitroModules {
+public:
+  /**
+   Registers the native NitroModules TurboModule into the React Runtime.
+   This can be called from Swift/Objective-C.
+   */
+  static void registerNativeNitroModules();
+};
+
+} // namespace margelo

packages/react-native-nitro-modules/ios/turbomodule/NitroModuleOnLoad.mm

@@ -0,0 +1,23 @@
+//
+//  NitroModuleOnLoad.mm
+//  DoubleConversion
+//
+//  Created by Marc Rousavy on 21.06.24.
+//
+
+#import <Foundation/Foundation.h>
+#import "RegisterNativeNitroModules.hpp"
+
+@interface NitroModulesOnLoad : NSObject
+@end
+
+@implementation NitroModulesOnLoad
+
++ (void)load {
+  // When this Objective-C class is loaded, it registers the CxxTurboModule in the react module system.
+  // We need Objective-C here because these things do not get compiled out - meaning this will always be
+  // called when the app starts.
+  margelo::RegisterNativeNitroModules::registerNativeNitroModules();
+}
+
+@end