Function if

packages/react-devtools-shared/src/bridge.js:337–342

(this._isShutdown)

    ...payload: OutgoingEvents[EventName]
  ) {
    if (this._isShutdown) {
      console.warn(
        `Cannot send message "${event}" through a Bridge that has been shutdown.`,
      );
      return;
    }

    // When we receive a message:
    // - we add it to our queue of messages to be sent