method

add_event_subscriber

v4.2.1 - Show latest stable - 0 notes - Class: Subscriber

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add_event_subscriber(event) protected

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# File activesupport/lib/active_support/subscriber.rb, line 64
      def add_event_subscriber(event)
        return if %{ start finish }.include?(event.to_s)

        pattern = "#{event}.#{namespace}"

        # don't add multiple subscribers (eg. if methods are redefined)
        return if subscriber.patterns.include?(pattern)

        subscriber.patterns << pattern
        notifier.subscribe(pattern, subscriber)
      end

add_event_subscriber

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