options(*path_or_actions, as: DEFAULT, to: nil, controller: nil, action: nil, on: nil, defaults: nil, constraints: nil, anchor: false, format: false, path: nil, internal: nil, **mapping, &block)
public

Define a route that only recognizes HTTP OPTIONS. For supported arguments, see [match](rdoc-ref:Base#match)

options 'carrots', to: 'food#carrots'