Module: Kvo::ClassMethods

Defined in:
lib/kvo.rb

Instance Method Summary collapse

Instance Method Details

#kvo_attr_accessor(*kvo_symbols) ⇒ Object 



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# File 'lib/kvo.rb', line 4

def kvo_attr_accessor(*kvo_symbols)
  kvo_symbols.each do |kvo|

    class_eval <<-METHODS
      can_fire :#{kvo}_changed unless published_events == :any_event_is_ok
      def #{kvo}
        @kvo_#{kvo}
      end
      def #{kvo}=(new_val)
        old = @kvo_#{kvo}
        unless old == new_val
          @kvo_#{kvo}=new_val
          fire :#{kvo}_changed, old, new_val
        end
      end
    METHODS
  end
end