Method onMessage

packages/message/mock_message.ts:81–87

(
    callback: (data: TMessage, sendResponse: (data: any) => void, _sender: RuntimeMessageSender) => void
  )

  }

  onMessage(
    callback: (data: TMessage, sendResponse: (data: any) => void, _sender: RuntimeMessageSender) => void
  ): void {
    this.EE.on("message", (data: TMessage, sendResponse: (data: any) => void, sender: RuntimeMessageSender) => {
      callback(data, sendResponse, sender);
    });
  }
}