method
find_sti_class
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Class: ClassMethods
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find_sti_class(type_name)
private
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# File activerecord/lib/active_record/inheritance.rb, line 309 def find_sti_class(type_name) type_name = base_class.type_for_attribute(inheritance_column).cast(type_name) subclass = sti_class_for(type_name) unless subclass == self || descendants.include?(subclass) raise SubclassNotFound, "Invalid single-table inheritance type: #{subclass.name} is not a subclass of #{name}" end subclass end