class ChefConfig::WorkstationConfigLoader

def extract_key(key_value, config_path, config_contents)
  if key_value.start_with?("-----BEGIN RSA PRIVATE KEY-----")
    Config.send(config_contents, key_value)
  else
    abs_path = Pathname.new(key_value).expand_path(home_chef_dir)
    Config.send(config_path, abs_path)
  end
end