interface BaseTask<T> {
    /**
     * 任务函数，支持异步
     */
    action: () => T | Promise<T>;
    /**
     * 立即执行
     */
    immediately?: boolean;
    id?: number;
    /**
     * 验证器，action结束后调用，为true时结束当前任务
     */
    validator?: (r: T) => boolean;
    errorHandleMethod?: 'stop' | 'ignore';
}
interface PollTask<T> extends BaseTask<T> {
    /**
     * 轮询间隔
     */
    pollInterval: number;
}
export declare type TaskParams<T> = Omit<PollTask<T>, 'id'>;
export declare type TaskInst<T> = PollTask<T> & {
    isFinished: boolean;
    res?: T;
};
export declare class Task {
    /**  为true时，发生错误不打印 */
    static silent: boolean;
    static run<T>(taskParams: TaskParams<T>): import("./readonly").DeepReadonly<{
        task: TaskInst<T>;
        clearTask: () => void;
        completedTask: Promise<T>;
    }>;
}
export {};