1 files changed, 7 insertions, 1 deletions
diff --git a/lib/axlsx/drawing/named_axis_data.rb b/lib/axlsx/drawing/named_axis_data.rb
index 952dc10e..218057ed 100644
--- a/lib/axlsx/drawing/named_axis_data.rb
+++ b/lib/axlsx/drawing/named_axis_data.rb
@@ -1,14 +1,20 @@
 # encoding: UTF-8
+# TODO: review cat, val and named access data to extend this and reduce replicated code.
 module Axlsx
   # The ValAxisData class manages the values for a chart value series.
   class NamedAxisData < CatAxisData
 
+    # creates a new NamedAxisData Object
+    # @param [String] name The serialized node name for the axis data object
+    # @param [Array] The data to associate with the axis data object
     def initialize(name, data=[])
       super(data)
       @name = name
     end
 
-
+    # Serializes the object
+    # @param [String] str
+    # @return [String]
     def to_xml_string(str = '')
       str << '<c:' << @name.to_s << '>'
       str << '<c:numRef>'