package Ġarrow Ċ Ċ import Ġkotlin . annotation . Annotation Retention . SOURCE Ċ import Ġkotlin . annotation . Annotation Target . CLASS Ċ Ċ @ Retention ( SOURCE ) Ċ @ Target ( CLASS ) Ċ @ Deprecated (" document ed Ġwas Ġmeant Ġto Ġdocument Ġpol ymorphic Ġinterfaces Ġwith Ġ@ extension Ġimplementations . ĠThis Ġannotation Ġis Ġdeprecated Ġalong Ġwith Ġ@ extensions ") Ċ annotation Ġclass Ġdocumented Ċ