Method onpacket

packages/socket.io-client/lib/socket.ts:702–743

* Called with socket packet. * * @param packet * @private

(packet: Packet)

   * @private
   */
  private onpacket(packet: Packet): void {
    const sameNamespace = packet.nsp === this.nsp;

    if (!sameNamespace) return;

    switch (packet.type) {
      case PacketType.CONNECT:
        if (packet.data && packet.data.sid) {
          this.onconnect(packet.data.sid, packet.data.pid);
        } else {
          this.emitReserved(
            class="st">"connect_error",
            new Error(
              class="st">"It seems you are trying to reach a Socket.IO server in v2.x with a v3.x client, but they are not compatible (more information here: https:class="cm">//socket.io/docs/v3/migrating-from-2-x-to-3-0/)",
            ),
          );
        }
        break;

      case PacketType.EVENT:
      case PacketType.BINARY_EVENT:
        this.onevent(packet);
        break;

      case PacketType.ACK:
      case PacketType.BINARY_ACK:
        this.onack(packet);
        break;

      case PacketType.DISCONNECT:
        this.ondisconnect();
        break;

      case PacketType.CONNECT_ERROR:
        this.destroy();
        const err = new Error(packet.data.message);
        class="cm">// @ts-ignore
        err.data = packet.data.data;
        this.emitReserved(class="st">"connect_error", err);
        break;
    }
  }

  /**
   * Called upon a server event.