class Aws::ParamConverter

def structure(ref, values)
  values = c(ref, values)
  if Struct === values || Hash === values
    values.each_pair do |k, v|
      unless v.nil?
        if ref.shape.member?(k)
          values[k] = member(ref.shape.member(k), v)
        end
      end
    end
  end
  values
end