gistfile1.txt

# config/routes.rb
namespace :api, defaults: {format: "json"} do
   namespace :v1 do
     resources :wines
   end
end

# wines_controller
class WinesController
  def index
    limit = params[:limit] || nil
    @wines = Wine.limit(limit)
  end
end

api/v1/wines?limit=10 returns 10 wines
api/v1/wines returns ALL wines