import { Execution } from "../tasks/scheduled-task";
import { TimeMatcher } from "../time/time-matcher";
type OnFn = (date: Date) => void | Promise<void>;
type OnErrorHookFn = (date: Date, error: Error, execution: Execution) => void | Promise<void>;
type OnHookFn = (date: Date, execution: Execution) => boolean | Promise<boolean>;
type OnMatch = (date: Date, execution: Execution) => any | Promise<any>;
export type RunnerOptions = {
    noOverlap?: boolean;
    timezone?: string;
    maxExecutions?: number;
    maxRandomDelay?: number;
    onMissedExecution?: OnFn;
    onOverlap?: OnFn;
    onError?: OnErrorHookFn;
    onFinished?: OnHookFn;
    beforeRun?: OnHookFn;
    onMaxExecutions?: OnFn;
};
export declare class Runner {
    timeMatcher: TimeMatcher;
    onMatch: OnMatch;
    noOverlap: boolean;
    maxExecutions?: number;
    maxRandomDelay: number;
    runCount: number;
    running: boolean;
    heartBeatTimeout?: NodeJS.Timeout;
    onMissedExecution: OnFn;
    onOverlap: OnFn;
    onError: OnErrorHookFn;
    beforeRun: OnHookFn;
    onFinished: OnHookFn;
    onMaxExecutions: OnFn;
    constructor(timeMatcher: TimeMatcher, onMatch: OnMatch, options?: RunnerOptions);
    start(): void;
    nextRun(): Date;
    stop(): void;
    isStarted(): boolean;
    isStopped(): boolean;
    execute(): Promise<void>;
}
export {};