From 36612a8060993b7ffabdd0ec39cbe8f57fca0779 Mon Sep 17 00:00:00 2001
From: Ramanpreet Nara <ramanpreet@fb.com>
Date: Tue, 9 Nov 2021 00:27:31 -0800
Subject: [PATCH] Default {bubbling,direct}EventTypes to {} in Native VCs

Summary:
## Rationale
**Consistency with Static View Configs:** Static view config will default bubblingEventTypes or directEventTypesto to an empty object, if the any of them are undefined.

https://www.internalfb.com/code/fbsource/[a73d46ab4052838e46e0f3aab8508025795aec1f]/xplat/js/react-native-github/Libraries/NativeComponent/ViewConfig.js?lines=20-23%2C26-33%2C41%2C43-50

Changelog: [Internal]

Reviewed By: yungsters

Differential Revision: D32159393

fbshipit-source-id: fefb3509b9b7c7374d2c3d8962afa5402daf6f72
---
 Libraries/ReactNative/getNativeComponentAttributes.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Libraries/ReactNative/getNativeComponentAttributes.js b/Libraries/ReactNative/getNativeComponentAttributes.js
index 6f2bd8a8ae2..1359c9901a8 100644
--- a/Libraries/ReactNative/getNativeComponentAttributes.js
+++ b/Libraries/ReactNative/getNativeComponentAttributes.js
@@ -35,6 +35,10 @@ function getNativeComponentAttributes(uiViewClassName: string): any {
   // native component that can be either avoided or simplified.
   let {baseModuleName, bubblingEventTypes, directEventTypes} = viewConfig;
   let nativeProps = viewConfig.NativeProps;
+
+  bubblingEventTypes = bubblingEventTypes ?? {};
+  directEventTypes = directEventTypes ?? {};
+
   while (baseModuleName) {
     const baseModule = UIManager.getViewManagerConfig(baseModuleName);
     if (!baseModule) {