From eeb05e90db85f4e7a8036a23b3aa4fa98620774d Mon Sep 17 00:00:00 2001
From: Kier Borromeo <seraphipod@gmail.com>
Date: Thu, 30 May 2019 07:05:52 +0800
Subject: [PATCH] Fix useSetState callback parameter type

---
 src/useSetState.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/useSetState.ts b/src/useSetState.ts
index 67b3db8fc3..056eaca6d4 100644
--- a/src/useSetState.ts
+++ b/src/useSetState.ts
@@ -1,6 +1,6 @@
 import { useState } from 'react';
 
-const useSetState = <T extends object>(initialState: T = {} as T): [T, (patch: Partial<T> | (() => void)) => void] => {
+const useSetState = <T extends object>(initialState: T = {} as T): [T, (patch: Partial<T> | ((prevState: T) => Partial<T>)) => void] => {
   const [state, set] = useState<T>(initialState);
   const setState = patch => {
     set(prevState => Object.assign({}, prevState, patch instanceof Function ? patch(prevState) : patch));