# File lib/grape/endpoint.rb, line 112
    def inherit_settings(namespace_stackable)
      inheritable_setting.route[:saved_validations] += namespace_stackable[:validations]
      parent_declared_params = namespace_stackable[:declared_params]

      if parent_declared_params
        inheritable_setting.route[:declared_params] ||= []
        inheritable_setting.route[:declared_params].concat(parent_declared_params.flatten)
      end

      endpoints && endpoints.each { |e| e.inherit_settings(namespace_stackable) }
    end