Function connect

packages/vite/src/node/ssr/runtime/serverModuleRunner.ts:104–113

({ onMessage })

  return {
    connect({ onMessage }) {
      options.channel.api!.outsideEmitter.on('send', onMessage)
      options.channel.api!.innerEmitter.emit(
        'vite:client:connect',
        undefined,
        hmrClient,
      )
      onMessage({ type: 'connected' })
      handler = onMessage
    },
    disconnect() {
      if (handler) {
        options.channel.api!.outsideEmitter.off('send', handler)