render :once, YAGNI.

1 files changed, 0 insertions, 25 deletions

diff --git a/actionpack/lib/action_view/renderer/template_renderer.rb b/actionpack/lib/action_view/renderer/template_renderer.rb
index 9ae1636131..439a661dd3 100644
--- a/actionpack/lib/action_view/renderer/template_renderer.rb
+++ b/actionpack/lib/action_view/renderer/template_renderer.rb
@@ -1,17 +1,9 @@
-require 'set'
 require 'active_support/core_ext/object/try'
 require 'active_support/core_ext/array/wrap'
 require 'action_view/renderer/abstract_renderer'
 
 module ActionView
   class TemplateRenderer < AbstractRenderer #:nodoc:
-    attr_reader :rendered
-
-    def initialize(view)
-      super
-      @rendered = Set.new
-    end
-
     def render(options)
       wrap_formats(options[:template] || options[:file]) do
         template = determine_template(options)
@@ -19,23 +11,6 @@ module ActionView
       end
     end
 
-    def render_once(options)
-      paths, locals = options[:once], options[:locals] || {}
-      layout, keys  = options[:layout], locals.keys
-      prefixes = options.fetch(:prefixes, @view.controller_prefixes)
-
-      raise "render :once expects a String or an Array to be given" unless paths
-
-      render_with_layout(layout, locals) do
-        contents = []
-        Array.wrap(paths).each do |path|
-          template = find_template(path, prefixes, false, keys)
-          contents << render_template(template, nil, locals) if @rendered.add?(template)
-        end
-        contents.join("\n")
-      end
-    end
-
     # Determine the template to be rendered using the given options.
     def determine_template(options) #:nodoc:
       keys = options[:locals].try(:keys) || []