gistfile1.builder

def sml_attr(name, options={)
    # Same as before

    if options[:default].respond_to?(:call)
      define_method sml_method(attribute), options[:default]
    elsif options[:default].nil?
      define_method sml_method(attribute), lambda {self.send(attribute)}
    end

    self.sml_attributes.push(attribute) if !self.sml_attributes.include?(attribute)

    # Do what liquid_methods(*args) does but instead call the sml version of the method

    drop_class = eval "class #{self.to_s}::SmlLiquidDropClass < Liquid::Drop; self; end"
    define_method :to_liquid do
      drop_class.new(self)
    end
    drop_class.class_eval do
      def initialize(object)
        @object = object
      end
      allowed_methods.each do |sym|
        define_method sym do
          @object.send @object.class.sml_method(sym)
        end
      end
    end
  end
end