From 8672faef8744fc7ca93813f2b52759c679e04d43 Mon Sep 17 00:00:00 2001
From: Samuel Susla <samuelsusla@meta.com>
Date: Tue, 20 May 2025 06:48:11 -0700
Subject: [PATCH] implement
 SchedulerDelegateProxy::schedulerShouldSynchronouslyUpdateViewOnUIThread
 (#51334)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/51334

changelog: [internal]

Implement schedulerShouldSynchronouslyUpdateViewOnUIThread for C++ Native Animated. This simply passes along the data.

Reviewed By: zeyap

Differential Revision: D74739294

fbshipit-source-id: 7ef65e0b76004b9a2f6c3353169a6aa55ebeb44e
---
 packages/react-native/React/Fabric/RCTScheduler.h  | 1 +
 packages/react-native/React/Fabric/RCTScheduler.mm | 4 ++--
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/react-native/React/Fabric/RCTScheduler.h b/packages/react-native/React/Fabric/RCTScheduler.h
index f5df6a938c9..ed585390890 100644
--- a/packages/react-native/React/Fabric/RCTScheduler.h
+++ b/packages/react-native/React/Fabric/RCTScheduler.h
@@ -42,6 +42,7 @@ NS_ASSUME_NONNULL_BEGIN
                 blockNativeResponder:(BOOL)blockNativeResponder
                        forShadowView:(const facebook::react::ShadowView &)shadowView;
 
+- (void)schedulerDidSynchronouslyUpdateViewOnUIThread:(facebook::react::Tag)reactTag props:(folly::dynamic)props;
 @end
 
 /**
diff --git a/packages/react-native/React/Fabric/RCTScheduler.mm b/packages/react-native/React/Fabric/RCTScheduler.mm
index 28450b2fc29..b8efdebfecc 100644
--- a/packages/react-native/React/Fabric/RCTScheduler.mm
+++ b/packages/react-native/React/Fabric/RCTScheduler.mm
@@ -68,8 +68,8 @@ class SchedulerDelegateProxy : public SchedulerDelegate {
 
   void schedulerShouldSynchronouslyUpdateViewOnUIThread(facebook::react::Tag tag, const folly::dynamic &props) override
   {
-    // Does nothing.
-    // This delegate method is not currently used on iOS.
+    RCTScheduler *scheduler = (__bridge RCTScheduler *)scheduler_;
+    [scheduler.delegate schedulerDidSynchronouslyUpdateViewOnUIThread:tag props:props];
   }
 
  private: