class Bundler::CLI::Gem

def ask_and_set(key, header, message)
  choice = options[key]
  choice = Bundler.settings["gem.#{key}"] if choice.nil?
  if choice.nil?
    Bundler.ui.confirm header
    choice = Bundler.ui.yes? "#{message} y/(n):"
    Bundler.settings.set_global("gem.#{key}", choice)
  end
  choice
end