lib/ludy/array/choice.rb in ludy-0.1.13 vs lib/ludy/array/choice.rb in ludy-0.1.15

@@ -3,10 +3,10 @@
 
 class Array
   # it would be defined if RUBY_VERSION < '1.9.0', see rdoc in ruby 1.9
   def choice
     self[rand(size)]
-  end if Ludy::ruby_before '1.9.0'
+  end unless method_defined?(:choice)
   # the choosen element would be deleted. return the choosen
   def choice!
     i = rand size
     r = self[i]
     self.delete_at i