From 3c02738ec4c36d8414493ef8f0016a809d849d33 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dawid=20Ma=C5=82ecki?= <maleckidawid@meta.com>
Date: Mon, 20 Jan 2025 05:36:41 -0800
Subject: [PATCH] Add explicit types for Types and Properties in
 LayoutAnimation (#48728)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/48728

Changelog:
[General][Changed] - Improved types for exported Types and Properties in LayoutAnimation

Reviewed By: rshest

Differential Revision: D68270119

fbshipit-source-id: 7e9e6e6f20b6c17990b40d423eb4571807004b49
---
 .../react-native/Libraries/LayoutAnimation/LayoutAnimation.js | 4 ++--
 .../Libraries/__tests__/__snapshots__/public-api-test.js.snap | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/packages/react-native/Libraries/LayoutAnimation/LayoutAnimation.js b/packages/react-native/Libraries/LayoutAnimation/LayoutAnimation.js
index a14283e1e7e..cc00b37e2ce 100644
--- a/packages/react-native/Libraries/LayoutAnimation/LayoutAnimation.js
+++ b/packages/react-native/Libraries/LayoutAnimation/LayoutAnimation.js
@@ -174,13 +174,13 @@ const LayoutAnimation = {
     easeIn: 'easeIn',
     easeOut: 'easeOut',
     keyboard: 'keyboard',
-  }),
+  }) as $ReadOnly<{[K in LayoutAnimationType]: K}>,
   Properties: Object.freeze({
     opacity: 'opacity',
     scaleX: 'scaleX',
     scaleY: 'scaleY',
     scaleXY: 'scaleXY',
-  }),
+  }) as $ReadOnly<{[K in LayoutAnimationProperty]: K}>,
   checkConfig(...args: Array<mixed>) {
     console.error('LayoutAnimation.checkConfig(...) has been disabled.');
   },
diff --git a/packages/react-native/Libraries/__tests__/__snapshots__/public-api-test.js.snap b/packages/react-native/Libraries/__tests__/__snapshots__/public-api-test.js.snap
index a7e2a4da654..ff5b2b5853c 100644
--- a/packages/react-native/Libraries/__tests__/__snapshots__/public-api-test.js.snap
+++ b/packages/react-native/Libraries/__tests__/__snapshots__/public-api-test.js.snap
@@ -5635,8 +5635,8 @@ declare const Presets: {
 declare const LayoutAnimation: {
   configureNext: configureNext,
   create: create,
-  Types: $FlowFixMe,
-  Properties: $FlowFixMe,
+  Types: $ReadOnly<{ [K in LayoutAnimationType]: K }>,
+  Properties: $ReadOnly<{ [K in LayoutAnimationProperty]: K }>,
   checkConfig(...args: Array<mixed>): void,
   Presets: Presets,
   easeInEaseOut: (onAnimationDidEnd?: OnAnimationDidEndCallback) => void,