import { Task, Status } from "task-api";
export interface MyTaskController {
    setStatus: (status: Status) => void;
    setError: (error: any) => void;
}
export declare class MyTask<TResult> implements Task<TResult> {
    private _end?;
    private _status;
    private _error;
    private promise;
    private isPromiseCatched;
    constructor(func: () => TResult | PromiseLike<TResult>, controller?: MyTaskController);
    private isPromiseLike;
    private createTaskPromise;
    private setStatusByError;
    static succeded<TResult>(result: TResult): MyTask<TResult>;
    static failed<TResult>(reason?: any): MyTask<TResult>;
    static cancelled<TResult>(): MyTask<TResult>;
    readonly status: Status;
    readonly error: any;
    readonly end: Promise<void>;
    readonly isEnded: boolean;
    readonly isRunning: boolean;
    readonly isSucceded: boolean;
    readonly isFailed: boolean;
    readonly isCancelled: boolean;
    then: <TResult1 = TResult, TResult2 = never>(onfulfilled?: ((value: TResult) => TResult1 | PromiseLike<TResult1>) | null, onrejected?: ((reason: any) => TResult2 | PromiseLike<TResult2>) | null) => Promise<TResult1 | TResult2>;
    catch: <TResult2 = never>(onrejected?: ((reason: any) => TResult2 | PromiseLike<TResult2>) | null) => Promise<TResult | TResult2>;
    readonly [Symbol.toStringTag]: "Promise";
    private ensureCatched;
}