Files
why3/plugins/microc/mc_printer.ml
Claude Marche e991d73789 update headers
2025-06-04 10:51:30 +02:00

51 lines
2.1 KiB
OCaml

(********************************************************************)
(* *)
(* The Why3 Verification Platform / The Why3 Development Team *)
(* Copyright 2010-2025 -- Inria - CNRS - Paris-Saclay University *)
(* *)
(* This software is distributed under the terms of the GNU Lesser *)
(* General Public License version 2.1, with the special exception *)
(* on linking described in file LICENSE. *)
(********************************************************************)
open Why3
open Pretty
open Format
open Term
(* microc print_binop *)
let print_binop fmt = function
| Tand -> pp_print_string fmt "&&"
| Tor -> pp_print_string fmt "||"
| Timplies -> pp_print_string fmt "->"
| Tiff -> pp_print_string fmt "<->"
let rec microc_ext_printer print_any fmt a =
match a with
| Pp_term (t, pri) ->
begin match t.t_node with
| Tapp (ls, [t1; t2]) when ls_equal ls ps_equ ->
(* == *)
fprintf fmt (protect_on (pri > 0) "@[%a == %a@]")
(microc_ext_printer print_any) (Pp_term (t1, 0))
(microc_ext_printer print_any) (Pp_term (t2, 0))
| Tnot {t_node = Tapp (ls, [t1; t2]) } when ls_equal ls ps_equ ->
(* != *)
fprintf fmt (protect_on (pri > 0) "@[%a != %a@]")
(microc_ext_printer print_any) (Pp_term (t1, 0))
(microc_ext_printer print_any) (Pp_term (t2, 0))
| Tnot t1 ->
(* ! *)
fprintf fmt (protect_on (pri > 0) "@[! %a@]")
(microc_ext_printer print_any) (Pp_term (t1, 1))
| Tbinop (b, f1, f2) ->
(* &&, || *)
let p = prio_binop b in
fprintf fmt (protect_on (pri > p) "@[%a %a@ %a@]")
(microc_ext_printer print_any) (Pp_term (f1, (p + 1)))
print_binop b
(microc_ext_printer print_any) (Pp_term (f2, p))
| _ -> print_any fmt a
end
| _ -> print_any fmt a