instance method render_dependencies

# File actionpack/lib/action_view/dependency_tracker.rb, line 70
        def render_dependencies
          source.scan(RENDER_DEPENDENCY).
            collect(&:second).uniq.

            # render(@topic)         => render("topics/topic")
            # render(topics)         => render("topics/topic")
            # render(message.topics) => render("topics/topic")
            collect { |name| name.sub(/\A@?([a-z_]+\.)*([a-z_]+)\z/) { "#{$2.pluralize}/#{$2.singularize}" } }.

            # render("headline") => render("message/headline")
            collect { |name| name.include?("/") ? name : "#{directory}/#{name}" }.

            # replace quotes from string renders
            collect { |name| name.gsub(/["']/, "") }
        end