scala.tools.nsc.GenericRunnerCommand
(howToRun: StringAdd).self
(howToRun: StringFormat).self
(howToRun: ArrowAssoc[HowToRun]).x
(Since version 2.10.0) Use leftOfArrow
instead
(howToRun: Ensuring[HowToRun]).x
(Since version 2.10.0) Use resultOfEnsuring
instead