instance method _render_template

# File actionview/lib/action_view/rendering.rb, line 127
      def _render_template(options)
        variant = options.delete(:variant)
        assigns = options.delete(:assigns)
        context = view_context

        context.assign assigns if assigns
        lookup_context.variants = variant if variant

        rendered_template = context.in_rendering_context(options) do |renderer|
          renderer.render_to_object(context, options)
        end

        rendered_format = rendered_template.format || lookup_context.formats.first
        @_rendered_format = Template::Types[rendered_format]

        rendered_template.body
      end