Add BUCK configuration for RNTester-iOS for NEW Arch (#39825)

Summary:
Pull Request resolved: #39825

Changelog: [Internal]

Reviewed By: fkgozali

Differential Revision: D49834561

fbshipit-source-id: 1721e9f7954b40b620f6c2005fe6924589bfa245

Author: christophpurrer

packages/react-native/Libraries/AppDelegate/RCTAppDelegate.mm

@@ -14,7 +14,11 @@
 #import "RCTLegacyInteropComponents.h"
 
 #if RCT_NEW_ARCH_ENABLED
+#if RN_DISABLE_OSS_PLUGIN_HEADER
+#import <RCTTurboModulePlugin/RCTTurboModulePlugin.h>
+#else
 #import <React/CoreModulesPlugins.h>
+#endif
 #import <React/RCTBundleURLProvider.h>
 #import <React/RCTComponentViewFactory.h>
 #import <React/RCTComponentViewProtocol.h>
@@ -219,7 +223,11 @@ - (void)windowScene:(UIWindowScene *)windowScene
 
 - (Class)getModuleClassFromName:(const char *)name
 {
+#if RN_DISABLE_OSS_PLUGIN_HEADER
+  return RCTTurboModulePluginClassProvider(name);
+#else
   return RCTCoreModulesClassProvider(name);
+#endif
 }
 
 - (std::shared_ptr<facebook::react::TurboModule>)getTurboModule:(const std::string &)name

packages/react-native/Libraries/AppDelegate/RCTAppSetupUtils.h

@@ -14,17 +14,16 @@
 #import <memory>
 
 #ifndef RCT_USE_HERMES
-#if __has_include(<reacthermes/HermesExecutorFactory.h>)
+#if __has_include(<jsireact/HermesExecutorFactory.h>)
+#import <jsireact/HermesExecutorFactory.h>
 #define RCT_USE_HERMES 1
-#else
-#define RCT_USE_HERMES 0
-#endif
-#endif
-
-#if RCT_USE_HERMES
+#elif __has_include(<reacthermes/HermesExecutorFactory.h>)
 #import <reacthermes/HermesExecutorFactory.h>
+#define RCT_USE_HERMES 1
 #else
 #import <React/JSCExecutorFactory.h>
+#define RCT_USE_HERMES 0
+#endif
 #endif
 
 #if RCT_NEW_ARCH_ENABLED

packages/react-native/Libraries/AppDelegate/RCTAppSetupUtils.mm

@@ -13,7 +13,6 @@
 
 #if RCT_NEW_ARCH_ENABLED
 // Turbo Module
-#import <React/CoreModulesPlugins.h>
 #import <React/RCTBundleAssetImageLoader.h>
 #import <React/RCTDataRequestHandler.h>
 #import <React/RCTFileRequestHandler.h>

packages/rn-tester/RNTester/AppDelegate.mm

@@ -18,8 +18,10 @@
 
 #if RCT_NEW_ARCH_ENABLED
 #import <NativeCxxModuleExample/NativeCxxModuleExample.h>
+#ifndef RN_DISABLE_OSS_PLUGIN_HEADER
 #import <RNTMyNativeViewComponentView.h>
 #endif
+#endif
 
 #if BUNDLE_PATH
 NSString *kBundlePath = @"xplat/js/RKJSModules/EntryPoints/RNTesterTestBundle.js";
@@ -125,10 +127,12 @@ - (void)application:(__unused UIApplication *)application
 #pragma mark - RCTComponentViewFactoryComponentProvider
 
 #if RCT_NEW_ARCH_ENABLED
+#ifndef RN_DISABLE_OSS_PLUGIN_HEADER
 - (nonnull NSDictionary<NSString *, Class<RCTComponentViewProtocol>> *)thirdPartyFabricComponents
 {
   return @{@"RNTMyNativeView" : RNTMyNativeViewComponentView.class};
 }
+#endif
 
 - (NSURL *)getBundleURL
 {