Method emit

packages/message/message_queue.ts:166–169

(topic: string, message: NonNullable<T>)

  // 只发布给当前环境
  emit<T>(topic: string, message: NonNullable<T>) {
    const fullTopic = `${this.name}${topic}`;
    this.messageQueue.emit(fullTopic, message);
  }
}