val named : 'a Typerep_lib.Std_internal.Typerep.t ‑> 'a sexp_opaque Typerep_lib.Std_internal.Typerep.Named.t
val typename_of_t : 'a Typerep_lib.Typename.t ‑> 'a sexp_opaque Typerep_lib.Typename.t