import { LSAwP, LSA } from "../types";
export declare enum UniversalCreatorKeys {
    CLEAR = "CLEAR",
    DO = "DO",
    RESET = "RESET",
    UPDATE = "UPDATE"
}
declare type DoCallback<L, T> = (leafState: L, treeState: T) => L;
export declare type UniversalCreators<LeafT = unknown, TreeT = unknown> = {
    clear(): LSA;
    do(cb: DoCallback<LeafT, TreeT>): LSAwP<DoCallback<LeafT, TreeT>>;
    reset(): LSA;
    update(newVal: LeafT): LSAwP<LeafT>;
};
export declare type UniversalActions<KeyT extends keyof UniversalCreators<LeafT, TreeT>, LeafT = unknown, TreeT = unknown> = ReturnType<UniversalCreators<LeafT, TreeT>[KeyT]>;
export declare function isClearAction<L>(action: LSA): action is UniversalActions<'clear', L>;
export declare function isDoAction<L, T = unknown>(action: LSA): action is UniversalActions<'do', L, T>;
export declare function isResetAction(action: LSA): action is UniversalActions<'reset'>;
export declare function isUpdateAction<L>(action: LSA): action is UniversalActions<'update', L>;
export {};