Do not import ReducerAction type

Author: dai-shi

src/index.ts

@@ -8,9 +8,10 @@ import {
   Dispatch,
   Reducer,
   ReducerState,
-  ReducerAction,
 } from 'react';
 
+type ReducerAction<R extends Reducer<any, any>> = R extends Reducer<any, infer A> ? A : never;
+
 const isClient = (
   typeof window !== 'undefined'
   && !/ServerSideRendering/.test(window.navigator && window.navigator.userAgent)