From 6670512082e1c83de535f3b9ddb3425fa4fb8bc5 Mon Sep 17 00:00:00 2001
From: Dan Abramov <dan.abramov@gmail.com>
Date: Sat, 16 Mar 2019 01:04:04 +0000
Subject: [PATCH] Remember eagerReducer even if there is nothing in the queue

---
 packages/react-reconciler/src/ReactFiberHooks.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/react-reconciler/src/ReactFiberHooks.js b/packages/react-reconciler/src/ReactFiberHooks.js
index 03e4533602501..23924a28a1fc6 100644
--- a/packages/react-reconciler/src/ReactFiberHooks.js
+++ b/packages/react-reconciler/src/ReactFiberHooks.js
@@ -742,9 +742,9 @@ function updateReducer<S, I, A>(
     hook.baseUpdate = newBaseUpdate;
     hook.baseState = newBaseState;
 
-    queue.eagerReducer = reducer;
     queue.eagerState = newState;
   }
+  queue.eagerReducer = reducer;
 
   const dispatch: Dispatch<A> = (queue.dispatch: any);
   return [hook.memoizedState, dispatch];