Method _enqueue

packages/vidstack/src/foundation/queue/queue.ts:8–11

* Queue the given `item` under the given `key` to be processed at a later time by calling * `serve(key)`.

(key: T, item: QueueRecord[T])

   * `serve(key)`.
   */
  _enqueue<T extends keyof QueueRecord>(key: T, item: QueueRecord[T]) {
    if (!this._queue.has(key)) this._queue.set(key, new Set());
    this._queue.get(key)!.add(item);
  }

  /**
   * Process all items in queue for the given `key`.