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