    # File lib/yard/server/commands/display_object_command.rb, line 17
            def index
              Registry.load_all

              title = options[:title]
              unless title
                title = "Documentation for #{library.name} #{library.version ? '(' + library.version + ')' : ''}"
              end
              options.update(
                :object => '_index.html',
                :objects => Registry.all(:module, :class),
                :title => title,
                :type => :layout
              )
              render
            end