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def getOptionHoge: Future[Option[Hoge]] ={...} for { hoge <- getOptionHoge.map(_.getOrElse(DBIO.failed( シグネチャ /** Returns the option's value if the option is nonempty, otherwise * return the result of evaluating `default`. * * @param …
def getOptionHoge: Future[Option[Hoge]] ={...} for { hoge <- getOptionHoge.map(_.getOrElse(DBIO.failed( シグネチャ /** Returns the option's value if the option is nonempty, otherwise * return the result of evaluating `default`. * * @param …