type t = {filename : Name.t;line_number : int;line_start : int;start_pos : int;end_pos : int;
}val t_of_sexp : Sexplib0__.Sexp.t -> tval sexp_of_t : t -> Sexplib0__.Sexp.tval compare : t -> t -> intval beginning_of_file : Name.t -> tval equal : t -> t -> bool