instance method `add_observer!`

Ruby on Rails 3.0.20

Since v2.2.3 Last seen in v3.2.22.5

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add_observer!(klass)

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Parameters

Source

# File activerecord/lib/active_record/observer.rb, line 104
      def add_observer!(klass)
        super
        define_callbacks klass
      end

Defined in activerecord/lib/active_record/observer.rb line 104 · View on GitHub · Improve this page · Find usages on GitHub