# File lib/apipie/method_description.rb, line 59
    def params_ordered
      all_params = []
      # get params from parent resource description
      if @parent_resource
        parent = Apipie.get_resource_description(@parent_resource)
        merge_params(all_params, parent._params_ordered) if parent
      end

      # get params from actual resource description
      if @resource
        merge_params(all_params, resource._params_ordered)
      end

      merge_params(all_params, @params_ordered)
      all_params.find_all(&:validator)
    end