lib/shoes/swt/radio_group.rb in shoes-swt-4.0.0.pre6 vs lib/shoes/swt/radio_group.rb in shoes-swt-4.0.0.pre7

@@ -5,10 +5,10 @@
     # we simulate radio groups so that they can all be in one composite.
     class RadioGroup
       extend Forwardable
       include Enumerable
 
-      DEFAULT_RADIO_GROUP = "Default Radio Group"
+      DEFAULT_RADIO_GROUP = "Default Radio Group".freeze
 
       @group_lookup = Hash.new { |h, k| h[k] = RadioGroup.new(k) }
 
       attr_reader :name
       def_delegators :@radio_buttons, :each, :length, :empty?