You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: nuvie.rb
    path of file: ./repos/homebrew-core/Formula/n
    
    the code of the file until where you have to start completion: class Nuvie < Formula
  desc "Ultima 6 engine"
  homepage "https://nuvie.sourceforge.net/"
  url "https://downloads.sourceforg
    
  def caveats
    <<~EOS
      Copy your Ultima 6 game files into the following directory:
        #{var}/nuvie/game/ultima6/
      Save games will be stored in the following directory:
        #{var}/nuvie/savegames/
      Config file will be located at:
        #{var}/nuvie/nuvie.cfg
    EOS
  end