include sig ... end
val equal : t -> t -> Ppx_deriving_runtime.bool
val compare : t -> t -> Ppx_deriving_runtime.int
val arbitrary : unit -> 'a
val pretty : unit -> t -> Printable.Pretty.doc
val show : Lvals.t option -> string
val printXml : 'a BatInnerIO.output -> Lvals.t option -> unit
val to_yojson : Lvals.t option -> Yojson.Safe.t
val name : unit -> string
val should_print : Lvals.t option -> bool