From f1a3ff0dd169945fbc482bc18d37b4646a335cb9 Mon Sep 17 00:00:00 2001
From: Jakub Piasecki <piaseckijakub@meta.com>
Date: Tue, 11 Feb 2025 05:42:24 -0800
Subject: [PATCH] Update RCTDeviceEventEmitter singleton instantiation (#49085)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/49085

Changelog: [Internal]

Reviewed By: huntie

Differential Revision: D68953499

fbshipit-source-id: ea469813593cc4bcb746345a78c68dc7b0b4d56d
---
 .../Libraries/EventEmitter/RCTDeviceEventEmitter.js      | 9 +++++----
 scripts/build/build-types/buildTypes.js                  | 3 +++
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/packages/react-native/Libraries/EventEmitter/RCTDeviceEventEmitter.js b/packages/react-native/Libraries/EventEmitter/RCTDeviceEventEmitter.js
index b321c884b5f..1f77685349b 100644
--- a/packages/react-native/Libraries/EventEmitter/RCTDeviceEventEmitter.js
+++ b/packages/react-native/Libraries/EventEmitter/RCTDeviceEventEmitter.js
@@ -23,7 +23,7 @@ type RCTDeviceEventDefinitions = {[name: string]: Array<any>};
  *
  * NativeModules that emit events should instead subclass `NativeEventEmitter`.
  */
-class RCTDeviceEventEmitter extends EventEmitter<RCTDeviceEventDefinitions> {
+class RCTDeviceEventEmitterImpl extends EventEmitter<RCTDeviceEventDefinitions> {
   // Add systrace to RCTDeviceEventEmitter.emit method for debugging
   emit<TEvent: $Keys<RCTDeviceEventDefinitions>>(
     eventType: TEvent,
@@ -34,11 +34,12 @@ class RCTDeviceEventEmitter extends EventEmitter<RCTDeviceEventDefinitions> {
     endEvent();
   }
 }
-const instance = new RCTDeviceEventEmitter();
+const RCTDeviceEventEmitter: IEventEmitter<RCTDeviceEventDefinitions> =
+  new RCTDeviceEventEmitterImpl();
 
 Object.defineProperty(global, '__rctDeviceEventEmitter', {
   configurable: true,
-  value: instance,
+  value: RCTDeviceEventEmitter,
 });
 
-export default (instance: IEventEmitter<RCTDeviceEventDefinitions>);
+export default (RCTDeviceEventEmitter: IEventEmitter<RCTDeviceEventDefinitions>);
diff --git a/scripts/build/build-types/buildTypes.js b/scripts/build/build-types/buildTypes.js
index 405beca664e..924893570e5 100644
--- a/scripts/build/build-types/buildTypes.js
+++ b/scripts/build/build-types/buildTypes.js
@@ -29,6 +29,9 @@ const ENTRY_POINTS = [
   // 'packages/react-native/Libraries/ActionSheetIOS/ActionSheetIOS.js',
   // 'packages/react-native/Libraries/Share/Share.js',
   'packages/react-native/Libraries/Alert/Alert.js',
+  'packages/react-native/Libraries/EventEmitter/NativeEventEmitter.js',
+  'packages/react-native/Libraries/EventEmitter/RCTDeviceEventEmitter.js',
+  'packages/react-native/Libraries/EventEmitter/RCTNativeAppEventEmitter.js',
   'packages/react-native/Libraries/Components/ToastAndroid/ToastAndroid.js',
   'packages/react-native/Libraries/Settings/Settings.js',
   'packages/react-native/Libraries/Performance/Systrace.js',