Function createBackgroundMessenger

createBackgroundMessenger(__namedParameters: MessengerDependencies): {
    getChannel: ((channelName: string) => Channel);
    shutdown(): void;
    shutdownChannel(channelName: string): void;
}
Intended to be used in service worker background process. Manages connections with different parts of the extension. Connections are managed through ports. All other parts of extension are expected use NonBackgroundMessenger. You won't be able to add any additional 'runtime.onConnect' listeners in background process once this is called.
Parameters
- __namedParameters: MessengerDependencies
Returns {
    getChannel: ((channelName: string) => Channel);
    shutdown(): void;
    shutdownChannel(channelName: string): void;
}
- getChannel: ((channelName: string) => Channel)
  - - (channelName: string): Channel
    - Parameters
      
      channelName: string
      Returns Channel
- shutdown:function
  - shutdown(): void
  - Disconnect all existing ports and stop listening for new ones.
    
    Returns void
    - Defined in packages/web-extension/src/messaging/BackgroundMessenger.ts:81
- shutdownChannel:function
  - shutdownChannel(channelName: string): void
  - Parameters
    - channelName: string
    Returns void
    - Defined in packages/web-extension/src/messaging/BackgroundMessenger.ts:90
- Defined in packages/web-extension/src/messaging/BackgroundMessenger.ts:36