method

class_of_active_record_descendant

Ruby on Rails latest stable (v3.2.13) - 0 notes - Class: ClassMethods

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What's this?

class_of_active_record_descendant(klass) protected

Returns the class descending directly from ActiveRecord::Base or an abstract class, if any, in the inheritance hierarchy.

Show source

# File activerecord/lib/active_record/inheritance.rb, line 78
      def class_of_active_record_descendant(klass)
        if klass == Base || klass.superclass == Base || klass.superclass.abstract_class?
          klass
        elsif klass.superclass.nil?
          raise ActiveRecordError, "#{name} doesn't belong in a hierarchy descending from ActiveRecord"
        else
          class_of_active_record_descendant(klass.superclass)
        end
      end

class_of_active_record_descendant

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