declare type ObserverRunnerState = 'stop' | 'stopping' | 'running';
declare abstract class ObserverRunner {
    protected state: ObserverRunnerState;
    abstract execute(): Promise<void>;
    tick: number;
    timeout: any;
    loop(): Promise<void>;
    start(): void;
    stop(): void;
    finalizeAndStop(): Promise<void>;
    protected isStopped(): boolean;
}
export default ObserverRunner;
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