import { LeasedItem } from './types.js';

declare class Queue {
    private items;
    private queueName;
    private nextSeq;
    private leasedThrough;
    private waiter;
    constructor(queueName: string);
    initialize(): Promise<void>;
    enqueue(item: unknown): void;
    dequeue(): unknown | Promise<unknown>;
    leaseNext(): Promise<LeasedItem>;
    confirm(uptoSeq: number): void;
    rewind(): void;
    unconfirmedCount(): number;
}

export { Queue };