From ff5d690f8c3ac8fcab2f9c21d5ddeb699cf0e5ef Mon Sep 17 00:00:00 2001
From: Stefan Daschek <stefan@die-antwort.eu>
Date: Thu, 5 Apr 2012 16:04:34 +0200
Subject: Fix missing merged cells.

Merge cell info for all but the last merged cell was missing from XML output.
---
 lib/axlsx/workbook/worksheet/worksheet.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/axlsx/workbook/worksheet/worksheet.rb b/lib/axlsx/workbook/worksheet/worksheet.rb
index 7d26b088..7aa38866 100644
--- a/lib/axlsx/workbook/worksheet/worksheet.rb
+++ b/lib/axlsx/workbook/worksheet/worksheet.rb
@@ -403,7 +403,7 @@ module Axlsx
       @rows.each_with_index { |row, index| row.to_xml_string(index, str) }
       str.concat '</sheetData>'
       str.concat "<autoFilter ref='%s'></autoFilter>" % @auto_filter if @auto_filter
-      str.concat "<mergeCells count='%s'>%s</mergeCells>" % [@merged_cells.size, @merged_cells.reduce('') { |memo, obj| "<mergeCell ref='%s'></mergeCell>" % obj } ] unless @merged_cells.empty?
+      str.concat "<mergeCells count='%s'>%s</mergeCells>" % [@merged_cells.size, @merged_cells.reduce('') { |memo, obj| memo += "<mergeCell ref='%s'></mergeCell>" % obj } ] unless @merged_cells.empty?
       page_margins.to_xml_string(str) if @page_margins
       str.concat "<drawing r:id='rId1'></drawing>" if @drawing
       unless @tables.empty?
-- 
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