def filter!(type, base = settings)
      filter! type, base.superclass if base.superclass.respond_to?(:filters)
      base.filters[type].each { |args| process_route(*args) }
    end
def filter!(type, base = settings)
      filter! type, base.superclass if base.superclass.respond_to?(:filters)
      base.filters[type].each { |args| process_route(*args) }
    end
Run filters defined on the class and all superclasses.