snippet.rb

diff --git a/vendor/plugins/is_taggable/lib/is_taggable.rb b/vendor/plugins/is_taggable/lib/is_taggable.rb
index ba2f9a2..5f9e6ae 100644
--- a/vendor/plugins/is_taggable/lib/is_taggable.rb
+++ b/vendor/plugins/is_taggable/lib/is_taggable.rb
@@ -9,7 +9,7 @@ module IsTaggable
     @@delimiter = ','
     
     def initialize(list)
-      list = list.is_a?(Array) ? list : list.split(@@delimiter).collect(&:strip)
+      list = list.is_a?(Array) ? list : list.split(@@delimiter).collect(&:strip).reject(&:blank?)
       super
     end
     
diff --git a/vendor/plugins/is_taggable/test/is_taggable_test.rb b/vendor/plugins/is_taggable/test/is_taggable_test.rb
index 34c85be..7d3fae5 100644
--- a/vendor/plugins/is_taggable/test/is_taggable_test.rb
+++ b/vendor/plugins/is_taggable/test/is_taggable_test.rb
@@ -62,6 +62,14 @@ Expectations do
     p.tags.reload
     p.tag_list
   end
+  
+  expect ["blank","topics","should be ignored"] do
+    p = Post.new
+    p.tag_list = "blank, topics, should be ignored, "
+    p.save!
+    p.tags.reload
+    p.tag_list
+  end
 
   expect 2 do
     p = Post.new :language_list => "english, french"