bugfix: duplicate labels

git-svn-id: svn://rubyforge.org/var/svn/sup/trunk@494 5c8cc53c-5e98-4d25-b20a-d8db53a31250

diff --git a/lib/sup/label.rb b/lib/sup/label.rb
index 755ed3ffb213da2e9522ec74de96530e76af5bb5..aef40acf8defd6f42a0b47d638981a6a7df7df43 100644 (file)
--- a/lib/sup/label.rb
+++ b/lib/sup/label.rb
@@ -42,6 +42,7 @@ class LabelManager
   end
   
   def << t
+    t = t.intern unless t.is_a? Symbol
     unless @labels.member?(t) || RESERVED_LABELS.member?(t)
       @labels[t] = true
       @modified = true