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method

add_before_destroy_callbacks

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v4.1.8 - Show latest stable - 0 notes - Class: Association
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add_before_destroy_callbacks(model, reflection) private

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# File activerecord/lib/active_record/associations/builder/association.rb, line 129
    def self.add_before_destroy_callbacks(model, reflection)
      unless valid_dependent_options.include? reflection.options[:dependent]
        raise ArgumentError, "The :dependent option must be one of #{valid_dependent_options}, but is :#{reflection.options[:dependent]}"
      end

      name = reflection.name
      model.before_destroy lambda { |o| o.association(name).handle_dependency }
    end
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