code: function tryRunAdbReverse(packagerPort: number | string, device: string) {
    try {
      const adbPath = getAdbPath();
      const adbArgs = ['reverse', `tcp:${packagerPort}`, `tcp:${packagerPort}`];
  
      // If a device is specified then tell adb to use it
      if (device) {
        adbArgs.unshift('-s', device);
      }
  
      logger.info(`Running ${adbPath} ${adbArgs.join(' ')}`);
  
      execFileSync(adbPath, adbArgs, {
        stdio: [process.stdin, process.stdout, process.stderr],
      });
    } catch (e) {
      logger.info(`Could not run adb reverse: ${e.message}`);
    }
  }
docs: Runs ADB reverse tcp:8081 tcp:8081 to allow loading the jsbundle from the packager