ruby_version_template.rb

def ask_with_default message, default
  result = ask "#{message} [#{default}]"
  result.blank? ? default : result
end

# Lock ruby version (default to current ruby version)
ruby_version = ask_with_default "Ruby version:", RUBY_VERSION
file ".ruby-version", ruby_version

# Specify gemset name (default to app name)
gemset_name = ask_with_default "Ruby gemset:", @app_name
file ".ruby-gemset", gemset_name