Parameter Make.1-M

type t
val compare : t -> t -> int
val hash_fold_t : Base.Hash.state -> t -> Base.Hash.state
val hash : t -> Base.Hash.hash_value
include Base.Sexpable.S with type t := t
type t
val t_of_sexp : Base.Sexp.t -> t
val sexp_of_t : t -> Base.Sexp.t
include Base.Stringable.S with type t := t
type t
val of_string : string -> t
val to_string : t -> string
val module_name : string

For registering the pretty printer.