RSS::ImageFaviconModel

          
            
# File tmp/rubies/ruby-2.7.6/lib/rss/image.rb, line 115
def self.append_features(klass)
  super

  unless klass.class == Module
    klass.install_have_child_element("favicon", IMAGE_URI, "?",
                                     "#{IMAGE_PREFIX}_favicon")
    klass.install_must_call_validator(IMAGE_PREFIX, IMAGE_URI)
  end
end