type t
include sig ... end
val compare : t ‑> t ‑> int
val hash_fold_t : Hash.state ‑> t ‑> Hash.state
val hash : t ‑> Hash.hash_value
val t_of_sexp : Sexp.t ‑> t
val sexp_of_t : t ‑> Sexp.t
include Stringable.S with type t := t
val of_string : string ‑> t
val to_string : t ‑> string
val module_name : string
for registering the pretty printer