Revision bc00e571cea430997e6ffeae872f782d7f474cd7 authored by Cécile BARITEL-RUET on 10 November 2017, 12:07:56 UTC, committed by Cécile BARITEL-RUET on 10 November 2017, 12:07:56 UTC
1 parent a2bd95d
ecPException.ml
(* --------------------------------------------------------------------
* Copyright (c) - 2012--2016 - IMDEA Software Institute
* Copyright (c) - 2012--2017 - Inria
*
* Distributed under the terms of the CeCILL-C-V1 license
* -------------------------------------------------------------------- *)
(* -------------------------------------------------------------------- *)
type exn_printer = Format.formatter -> exn -> unit
(* -------------------------------------------------------------------- *)
let exn_printers = (Stack.create () : exn_printer Stack.t)
(* -------------------------------------------------------------------- *)
let core_printer fmt exn =
Format.fprintf fmt "anomaly: %s, please report to: @\n@." (Printexc.to_string exn);
Format.fprintf fmt "anomaly: \t%s@\n@." EcVersion.url
(* -------------------------------------------------------------------- *)
let () = Stack.push core_printer exn_printers
(* -------------------------------------------------------------------- *)
let register ppexn = Stack.push ppexn exn_printers
let () = register Why3.Exn_printer.exn_printer
(* -------------------------------------------------------------------- *)
exception Exit_loop
let exn_printer fmt exn =
let do1 (f : exn_printer) =
try
Format.fprintf fmt "@[%a@]@." f exn;
raise Exit_loop
with e when e <> Exit_loop -> ()
in
try Stack.iter do1 exn_printers
with Exit_loop -> ()
(* -------------------------------------------------------------------- *)
let tostring (e : exn) =
let buf = Buffer.create 128 in
let fmt = Format.formatter_of_buffer buf in
exn_printer fmt e; Buffer.contents buf
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