class SimpleNoBrainer include NoBrainer::Document include AASM field :status, type: String aasm column: :status do state :unknown_scope, :another_unknown_scope state :new end end class SimpleNoBrainerMultiple include NoBrainer::Document include AASM field :status, type: String aasm :left, column: :status do state :unknown_scope, :another_unknown_scope state :new end end