render_partial

# File actionpack/lib/action_view/render/partials.rb, line 288
      def render_partial(object = @object)
        locals, view, template = @locals, @view, @template

        object ||= locals[template.variable_name]
        locals[@options[:as] || template.variable_name] = object

        template.render(view, locals) do |*name|
          view._layout_for(*name, &@block)
        end
      end