remove _ in names

Task/Delegates/Ruby/delegates.rb

@@ -1,31 +0,0 @@
-class Delegator
-   attr_accessor :delegate
-   def operation
-      if @delegate.respond_to?(:thing)
-         @delegate.thing
-      else
-         'default implementation'
-      end
-   end
-end
-
-class Delegate
-   def thing
-      'delegate implementation'
-   end
-end
-
-if __FILE__ == $PROGRAM_NAME
-
-   # No delegate
-   a = Delegator.new
-   puts a.operation # prints "default implementation"
-
-   # With a delegate that does not implement "thing"
-   a.delegate = 'A delegate may be any object'
-   puts a.operation # prints "default implementation"
-
-   # With delegate that implements "thing"
-   a.delegate = Delegate.new
-   puts a.operation # prints "delegate implementation"
-end