From b9ecfcf3afbaa0efebd4140e9ec40eefbc988eeb Mon Sep 17 00:00:00 2001
From: Stormwind <stormwind@stormwinds-page.de>
Date: Fri, 1 May 2015 08:07:40 +0200
Subject: [PATCH] Make Storage:dateset_length able to handle non
 multidimensional arrays

---
 lib/rubella/storage.rb | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/rubella/storage.rb b/lib/rubella/storage.rb
index f284f8c..74c684b 100644
--- a/lib/rubella/storage.rb
+++ b/lib/rubella/storage.rb
@@ -62,6 +62,7 @@ module Rubella
     #
     def dataset_length
       return 0 if self.length == 0
+      return 1 unless @data[0].respond_to? "length"
 
       @data[0].length
     end