Spec.Ainclude sig ... endtype t = Lvals.t optionval equal : t -> t -> Ppx_deriving_runtime.boolval compare : t -> t -> Ppx_deriving_runtime.intval hash : t -> intval pretty : unit -> t -> Printable.Pretty.docval show : Lvals.t option -> stringval printXml : 'a BatInnerIO.output -> Lvals.t option -> unitval to_yojson : Lvals.t option -> Yojson.Safe.tval should_print : Lvals.t option -> bool