import { FC } from 'react';
declare type Reducer<State, Action, P = any> = (state: State, action?: Action) => State;
declare type StateType<R> = R extends Reducer<infer S, any> ? S : any;
declare type ActionType<R> = R extends Reducer<any, infer A> ? A : any;
declare type ProviderProps<A> = (A extends Reducer<any, any, infer A> ? A : any) & {
    children: any;
    value?: any;
} | any;
declare type ConsumerProps<R> = {
    children: (params: [StateType<R>, (action: ActionType<R>) => any]) => any;
};
declare type Context<R> = {
    Provider: FC<ProviderProps<R>>;
    Consumer: FC<ConsumerProps<R>>;
};
declare type StateInitializer<R> = (p?: ProviderProps<R>) => StateType<R>;
declare type StateModifier<R> = (s: StateType<R>, p?: Omit<ProviderProps<R>, 'children'>) => StateType<R>;
export declare function createReducerContext<R extends Reducer<S, A> = any, S extends {
    _$events?: A[];
    [k: string]: any;
} = any, A extends {
    type: string;
    payload?: any;
} = any, P = any>(reducer: R, initState: StateInitializer<R>, updateState?: StateModifier<R>): Context<R>;
export {};