(classForCaseCompanionAttachment: StringAdd).self
(classForCaseCompanionAttachment: StringFormat).self
(classForCaseCompanionAttachment: ArrowAssoc[Analyzer.ClassForCaseCompanionAttachment]).x
(Since version 2.10.0) Use leftOfArrow instead
(classForCaseCompanionAttachment: Ensuring[Analyzer.ClassForCaseCompanionAttachment]).x
(Since version 2.10.0) Use resultOfEnsuring instead