class Rails::Generators::DecoratorGenerator

def create_decorator_file
  template 'decorator.rb', File.join('app/decorators', class_path, "#{file_name}_decorator.rb")
end

def parent_class_name
  options.fetch("parent") do
    begin
      require 'application_decorator'
      ApplicationDecorator
    rescue LoadError
      "Draper::Decorator"
    end
  end
end