# File lib/deltacloud/hardware_profile.rb, line 71
      def to_param
        return nil if kind == :fixed
        if kind == :range
          # FIXME: We can't validate ranges currently
          args = [param, :string, :optional]
        else
          args = [param, :string, :optional, values.collect { |v| v.to_s} ]
        end
        Validation::Param.new(args)
      end