macaddr_sexp.ml1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33(* * Copyright (c) 2018 Anil Madhavapeddy <anil@recoil.org> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * *) open Sexplib0 let of_sexp fn = function | Sexp.List _ -> failwith "expecting sexp atom" | Sexp.Atom s -> ( match fn s with Ok r -> r | Error (`Msg msg) -> failwith msg ) let to_sexp fn t = Sexp.Atom (fn t) type t = Macaddr.t let sexp_of_t = to_sexp Macaddr.to_string let t_of_sexp = of_sexp Macaddr.of_string let compare = Macaddr.compare