# NSObject+ProcObservation.rb
# Public Domain
#
# Created by Nolan Waite on 10-01-06.
# Copyright 2010 Nolan Waite. All rights reserved.


# Replicated from NSObject+ProcObservation.h
MYKeyValueObservingOptionsOnce = 1<<31

class NSObject
  def observe(keyPath, options=0, &block)
    self.addObserverForKeyPath(keyPath, options:options, proc:block)
  end
  def stopObserving(token)
    self.removeObserverWithProcToken token
  end
end