Main.scala

// Remember to always put a call to R in a Try block, because
// R often resorts to throwing RuntimeExceptions.
  Try(rMagicWithBindings(path)) match {
    case Failure(f) => print(f)
    case Success(weatherForecastList) =>
      // We get back a WeatherForecastList, which is a wrapper for List[WeatherForecast].
      // Now we can work with the results WITHOUT any parsing:
      // simply take out the List and do your operations (here we print them one by one).
      weatherForecastList.asScalaList.foreach(forecast => println(forecast))
  }