with Ada.Exceptions; with Rx.Errors; with Rx.Impl.Typed; generic with package Typed is new Rx.Impl.Typed (<>); package Rx.Src.Empty is function Empty return Typed.Observable; function Never return Typed.Observable; function Error (E : Rx.Errors.Occurrence) return Typed.Observable; function Error (E : Ada.Exceptions.Exception_Occurrence) return Typed.Observable; end Rx.Src.Empty;