lib/vnstat/document.rb in vnstat-ruby-1.1.0 vs lib/vnstat/document.rb in vnstat-ruby-2.0.0

@@ -1,8 +1,13 @@
+# frozen_string_literal: true
+
+require 'nokogiri'
+
 module Vnstat
   # A class encapsulating document data.
   #
-  # @attr_reader [Nokogiri::XML::Document] data The underlying XML document.
+  # @!attribute [r] data
+  #   @return [Nokogiri::XML::Document] The underlying XML document.
   class Document
     ##
     # Initializes the document.
     #
     # @param [String] data The raw XML data.