module Pith::Observable
Public Instance Methods
add_observer(observer, signal = :update)
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# File lib/pith/observable.rb, line 5 def add_observer(observer, signal = :update) observer_map[observer] = signal end
notify_observers()
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# File lib/pith/observable.rb, line 13 def notify_observers observer_map.each do |observer, signal| observer.send(signal) end end
remove_observer(observer)
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# File lib/pith/observable.rb, line 9 def remove_observer(observer) observer_map.delete(observer) end
Private Instance Methods
observer_map()
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# File lib/pith/observable.rb, line 21 def observer_map @observer_map ||= {} end