From 5e9f7797a3ecb4c9a53741023093addb5a6e9de2 Mon Sep 17 00:00:00 2001
From: Randy Morgan <randym@reallyenglish.com>
Date: Sat, 28 Apr 2012 11:53:28 +0900
Subject: bugfix. Values need to_s

---
 lib/axlsx/drawing/cat_axis_data.rb   | 2 +-
 lib/axlsx/drawing/named_axis_data.rb | 5 ++---
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/lib/axlsx/drawing/cat_axis_data.rb b/lib/axlsx/drawing/cat_axis_data.rb
index 30df1132..52a6a542 100644
--- a/lib/axlsx/drawing/cat_axis_data.rb
+++ b/lib/axlsx/drawing/cat_axis_data.rb
@@ -22,7 +22,7 @@ module Axlsx
       str << '<c:ptCount val="' << size.to_s << '"/>'
       each_with_index do |item, index|
         v = item.is_a?(Cell) ?  item.value.to_s : item
-        str << '<c:pt idx="' << index.to_s << '"><c:v>' << v << '</c:v></c:pt>'
+        str << '<c:pt idx="' << index.to_s << '"><c:v>' << v.to_s << '</c:v></c:pt>'
       end
       str << '</c:strCache>'
       str << '</c:strRef>'
diff --git a/lib/axlsx/drawing/named_axis_data.rb b/lib/axlsx/drawing/named_axis_data.rb
index 218057ed..2272976c 100644
--- a/lib/axlsx/drawing/named_axis_data.rb
+++ b/lib/axlsx/drawing/named_axis_data.rb
@@ -1,7 +1,6 @@
 # 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.
+  # The NamedAxisData class manages the values for a chart value series.
   class NamedAxisData < CatAxisData
 
     # creates a new NamedAxisData Object
@@ -24,7 +23,7 @@ module Axlsx
       str << '<c:ptCount val="' << size.to_s << '"/>'
       each_with_index do |item, index|
         v = item.is_a?(Cell) ?  item.value.to_s : item
-        str << '<c:pt idx="' << index.to_s << '"><c:v>' << v << '</c:v></c:pt>'
+        str << '<c:pt idx="' << index.to_s << '"><c:v>' << v.to_s << '</c:v></c:pt>'
       end
       str << '</c:numCache>'
       str << '</c:numRef>'
-- 
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