(mandatoryAttributeHandler: StringAdd).self
(mandatoryAttributeHandler: StringFormat).self
(mandatoryAttributeHandler: ArrowAssoc[MandatoryAttributeHandler]).x
(Since version 2.10.0) Use leftOfArrow
instead
(mandatoryAttributeHandler: Ensuring[MandatoryAttributeHandler]).x
(Since version 2.10.0) Use resultOfEnsuring
instead