From ff42878a5c4522c5029177d1d1c0ac4de4c04ee8 Mon Sep 17 00:00:00 2001
From: Valentin Shergin <shergin@fb.com>
Date: Tue, 16 May 2017 09:39:44 -0700
Subject: [PATCH] Introducing `-[RCTUIManager shadowViewForReactTag:]`

Reviewed By: javache

Differential Revision: D5042093

fbshipit-source-id: 7c154b660f51de6d575f3c4a70321415512e92a2
---
 React/Modules/RCTUIManager.h | 5 +++++
 React/Modules/RCTUIManager.m | 6 ++++++
 2 files changed, 11 insertions(+)

diff --git a/React/Modules/RCTUIManager.h b/React/Modules/RCTUIManager.h
index ae59a2da5..b94b2db03 100644
--- a/React/Modules/RCTUIManager.h
+++ b/React/Modules/RCTUIManager.h
@@ -81,6 +81,11 @@ RCT_EXTERN NSString *const RCTUIManagerRootViewKey;
  */
 - (UIView *)viewForReactTag:(NSNumber *)reactTag;
 
+/**
+ * Gets the shadow view associated with a reactTag.
+ */
+- (RCTShadowView *)shadowViewForReactTag:(NSNumber *)reactTag;
+
 /**
  * Set the available size (`availableSize` property) for a root view.
  * This might be used in response to changes in external layout constraints.
diff --git a/React/Modules/RCTUIManager.m b/React/Modules/RCTUIManager.m
index 642399575..57f2f0e2b 100644
--- a/React/Modules/RCTUIManager.m
+++ b/React/Modules/RCTUIManager.m
@@ -409,6 +409,12 @@ BOOL RCTIsUIManagerQueue()
   return _viewRegistry[reactTag];
 }
 
+- (RCTShadowView *)shadowViewForReactTag:(NSNumber *)reactTag
+{
+  RCTAssertUIManagerQueue();
+  return _shadowViewRegistry[reactTag];
+}
+
 - (void)setAvailableSize:(CGSize)availableSize forRootView:(UIView *)rootView
 {
   RCTAssertMainQueue();