Method dequeue

lib/util/Queue.js:47–52

* Removes and returns the oldest enqueued item. * @returns {T | undefined} The head of the queue of `undefined` if this queue is empty.

()

	 * @returns {T | undefined} The head of the queue of `undefined` if this queue is empty.
	 */
	dequeue() {
		const result = this._set[Symbol.iterator]().next();
		if (result.done) return;
		this._set.delete(result.value);
		return result.value;
	}
}

module.exports = Queue;