_normalize_options

# File actionpack/lib/abstract_controller/rendering.rb, line 161
    def _normalize_options(options)
      if options[:partial] == true
        options[:partial] = action_name
      end

      if (options.keys & [:partial, :file, :template]).empty?
        options[:prefixes] ||= _prefixes
      end

      options[:template] ||= (options[:action] || action_name).to_s
      options
    end