import { IStateFragment } from "../../state";
import { IReducerHelper, IReducerBuilder } from "../helpers";
import { Reducer } from "redux";
/** Create a reducer that stores a single 'async value' inside a state fragment (tracks async operations)  */
export declare function createFragmentReducer<TFragment>(defaultValue?: TFragment): IReducerHelper<TFragment, IStateFragment<TFragment>>;
/** Create a reducer that stores a single 'async value' inside a state fragment (tracks async operations), and customise behavior via a builder method to define additional action handling  */
export declare function createFragmentReducerBuilder<TFragment>(buildHandler: (builder: IReducerBuilder<TFragment, IStateFragment<TFragment>>) => IReducerBuilder<TFragment, IStateFragment<TFragment>>, defaultValue?: TFragment): Reducer<IStateFragment<TFragment>>;