export default class  {
    name: string;
    timeout: number;
    seed: number;
    private lockCheck;
    private heartbeat;
    private expires;
    constructor(name: string, timeout?: number, seed?: number);
    lock(): Promise<void>;
    unlock(): boolean;
    private read();
    private write();
    private setExpiration();
    private claimLockFlow(res, rej);
    private waitOnLockFlow();
}