From 5dd6baa3b9c9c33be0f6aad69cedced55b7999a7 Mon Sep 17 00:00:00 2001
From: Sunil Pai <threepointone@gmail.com>
Date: Thu, 11 Jul 2019 13:52:18 +0100
Subject: [PATCH] expose act() sigil correctly for umd builds

after https://github.com/facebook/react/pull/16039, act was broken for umd builds. This PR fixes it.
---
 packages/react/src/forks/ReactSharedInternals.umd.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/react/src/forks/ReactSharedInternals.umd.js b/packages/react/src/forks/ReactSharedInternals.umd.js
index d229434036373..dfbef553cb224 100644
--- a/packages/react/src/forks/ReactSharedInternals.umd.js
+++ b/packages/react/src/forks/ReactSharedInternals.umd.js
@@ -11,12 +11,12 @@ import * as SchedulerTracing from 'scheduler/tracing';
 import ReactCurrentDispatcher from '../ReactCurrentDispatcher';
 import ReactCurrentOwner from '../ReactCurrentOwner';
 import ReactDebugCurrentFrame from '../ReactDebugCurrentFrame';
+import IsSomeRendererActing from '../IsSomeRendererActing';
 
 const ReactSharedInternals = {
   ReactCurrentDispatcher,
   ReactCurrentOwner,
-  // used by act()
-  ReactShouldWarnActingUpdates: {current: false},
+  IsSomeRendererActing,
   // Used by renderers to avoid bundling object-assign twice in UMD bundles:
   assign,
 };