Method onEmpty

source/index.ts:652–659

Can be called multiple times. Useful if you for example add additional items at a later time. @returns A promise that settles when the queue becomes empty.

()

	@returns A promise that settles when the queue becomes empty.
	*/
	async onEmpty(): Promise<void> {
		// Instantly resolve if the queue is empty
		if (this.#queue.size === 0) {
			return;
		}

		await this.#onEvent('empty');
	}

	/**
	@returns A promise that settles when the queue size is less than the given limit: `queue.size < limit`.