import type { Job } from "./JobTypes.js";
/**
 * Create a queue object that executes Jobs pushed to it in order
 * while never exceeding the maxParallel amount (default: 1)
 */
export default function createQueue(maxParallel?: number): {
    readonly length: number;
    drain(): Promise<void>;
    onEmpty(cb: () => void): () => void;
    push<T>(job: Job<T>): Promise<T>;
    clear(): void;
};