caches_action

# File actionpack/lib/action_controller/caching/actions.rb, line 93
        def caches_action(*actions)
          return unless cache_configured?
          options = actions.extract_options!
          options[:layout] = true unless options.key?(:layout)
          filter_options = options.extract!(:if, :unless).merge(:only => actions)
          cache_options  = options.extract!(:layout, :cache_path).merge(:store_options => options)

          around_filter ActionCacheFilter.new(cache_options), filter_options
        end