Method add

deps/undici/undici.js:15772–15806

(item, cb, hint)

        this.#socket = socket;
      }
      add(item, cb, hint) {
        if (hint !== sendHints.blob) {
          if (!this.#running) {
            if (hint === sendHints.text) {
              const { 0: head, 1: body } = WebsocketFrameSend.createFastTextFrame(item);
              this.#socket.cork();
              this.#socket.write(head);
              this.#socket.write(body, cb);
              this.#socket.uncork();
            } else {
              this.#socket.write(createFrame(item, hint), cb);
            }
          } else {
            const node2 = {
              promise: null,
              callback: cb,
              frame: createFrame(item, hint)
            };
            this.#queue.push(node2);
          }
          return;
        }
        const node = {
          promise: item.arrayBuffer().then((ab) => {
            node.promise = null;
            node.frame = createFrame(ab, hint);
          }),
          callback: cb,
          frame: null
        };
        this.#queue.push(node);
        if (!this.#running) {
          this.#run();
        }
      }
      async #run() {
        this.#running = true;
        const queue = this.#queue;