import { Confidant, GetContext, Task, TaskMaker, TaskMakerResult } from "./task";
export declare class Group_<Ms extends {
    [key: string]: TaskMaker<any, any>;
}, C extends GetContext<Ms>, V extends {
    [K in keyof Ms]: TaskMakerResult<Ms[K]>;
}> extends Task<C, V> {
    tasks: Ms;
    nestedConfidant_: Confidant<C, Record<string, any>>;
    unsubs_: Array<() => void>;
    constructor(confidant: Confidant<C, Record<string, any>>, tasks: Ms);
    initialize(): Promise<V>;
    updateDownstream_(key: string): Promise<void>;
    onDestroy_(): void;
    invalidate(path?: string): Promise<void>;
}
export declare const Group: <Ms extends {
    [key: string]: TaskMaker<any, any>;
}, C extends GetContext<Ms>, R extends { [K in keyof Ms]: TaskMakerResult<Ms[K]>; }>(nested: Ms) => TaskMaker<C, R> & {
    tasks: Ms;
};
export declare type Group<Ms extends {
    [key: string]: TaskMaker<any, any>;
}, C extends GetContext<Ms>, R extends {
    [K in keyof Ms]: TaskMakerResult<Ms[K]>;
}> = Group_<Ms, C, R>;
//# sourceMappingURL=group.d.ts.map