Method enqueue

lib/util/ArrayQueue.js:52–54

* Appends an item to the tail of the queue. * @param {T} item The element to add. * @returns {void}

(item)

	 * @returns {void}
	 */
	enqueue(item) {
		this._list.push(item);
	}

	/**
	 * Removes and returns the next item in FIFO order, switching to a reversed