import { FetcherResponse } from '../helpers/fetcher.js';
import '../types/cookieHandling/ServerOptions.js';
import 'cookie';
import 'http';

declare class Queue {
    private queue;
    private promisePending;
    private stopped;
    private flushResolvers;
    add<T>(promise: () => Promise<FetcherResponse<T>>): Promise<FetcherResponse<T>>;
    stop(): void;
    restart(): void;
    /**
     * Returns a promise that resolves when all queued items have been processed.
     * Useful for ensuring all pending requests complete before session invalidation.
     *
     * @param {number} [timeoutMs] - Optional timeout in milliseconds. If not provided, waits indefinitely.
     * @returns {Promise<void>} Resolves when queue is empty or timeout is reached.
     */
    flush(timeoutMs?: number): Promise<void>;
    /**
     * Returns the number of items currently in the queue.
     */
    get length(): number;
    /**
     * Returns true if a promise is currently being processed.
     */
    get isPending(): boolean;
    private handle;
    private resolve;
}

export { Queue };