Method next

lib/internal/vfs/watcher.js:650–663

* Gets the next event. * @returns {Promise }

()

   * @returns {Promise<IteratorResult>}
   */
  next() {
    if (this.#closed) {
      return PromiseResolve({ done: true, value: undefined });
    }

    if (this.#pendingEvents.length > 0) {
      const event = this.#pendingEvents.shift();
      return PromiseResolve({ done: false, value: event });
    }

    return new Promise((resolve, reject) => {
      ArrayPrototypePush(this.#pendingResolvers, { resolve, reject });
    });
  }

  /**
   * Closes the iterator and underlying watcher.