1 (* Copyright (C) 2004-2005, HELM Team.
3 * This file is part of HELM, an Hypertextual, Electronic
4 * Library of Mathematics, developed at the Computer Science
5 * Department, University of Bologna, Italy.
7 * HELM is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * HELM is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with HELM; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22 * For details, see the HELM World-Wide-Web page,
23 * http://helm.cs.unibo.it/
32 | HExtlib.Localized (floc,exn) ->
33 let _,msg = to_string exn in
34 let (x, y) = HExtlib.loc_of_floc floc in
35 Some floc, sprintf "Error at %d-%d: %s" x y msg
36 | GrafiteTypes.Option_error ("baseuri", "not found" ) ->
38 "Baseuri not set for this script. "
39 ^ "Use 'set \"baseuri\" \"<uri>\".' to set it."
40 | GrafiteTypes.Command_error msg -> None, "Error: " ^ msg
41 | CicNotationParser.Parse_error err ->
42 None, sprintf "Parse error: %s" err
43 | UriManager.IllFormedUri uri -> None, sprintf "invalid uri: %s" uri
44 | CicEnvironment.Object_not_found uri ->
45 None, sprintf "object not found: %s" (UriManager.string_of_uri uri)
46 | Unix.Unix_error (code, api, param) ->
47 let err = Unix.error_message code in
48 None, "Unix Error (" ^ api ^ "): " ^ err
49 | HMarshal.Corrupt_file fname -> None, sprintf "file '%s' is corrupt" fname
50 | HMarshal.Format_mismatch fname
51 | HMarshal.Version_mismatch fname ->
53 sprintf "format/version mismatch for file '%s', please recompile it'"
55 | ProofEngineTypes.Fail msg -> None, "Tactic error: " ^ Lazy.force msg
56 | Continuationals.Error s -> None, "Tactical error: " ^ Lazy.force s
57 | CicTypeChecker.TypeCheckerFailure msg ->
58 None, "Type checking error: " ^ Lazy.force msg
59 | CicTypeChecker.AssertFailure msg ->
60 None, "Type checking assertion failed: " ^ Lazy.force msg
61 | LibrarySync.AlreadyDefined s ->
62 None, "Already defined: " ^ UriManager.string_of_uri s
63 | GrafiteDisambiguator.DisambiguationError (offset,errorll) ->
64 let rec aux n ?(dummy=false) (prev_msg,phases) =
66 [] -> [prev_msg,phases]
69 String.concat "\n\n\n"
70 (List.map (fun (floc,msg) ->
75 let (x, y) = HExtlib.loc_of_floc floc in
76 sprintf " at %d-%d" (x+offset) (y+offset)
78 "*Error" ^ loc_descr ^ ": " ^ Lazy.force msg) phase)
80 if msg = prev_msg then
81 aux (n+1) (msg,phases@[n]) tl
83 (if not dummy then [prev_msg,phases] else []) @
84 (aux (n+1) (msg,[n]) tl) in
87 ((Some floc,_)::_)::_ ->
88 let (x, y) = HExtlib.loc_of_floc floc in
91 let flocb,floce = floc in
93 {flocb with Lexing.pos_cnum = x}, {floce with Lexing.pos_cnum = y}
100 | (msg,phases)::tl ->
102 "***** Errors obtained during phase" ^
103 (if phases = [] then " " else "s ") ^
104 String.concat "," (List.map string_of_int phases) ^": *****\n"^
108 "********** DISAMBIGUATION ERRORS: **********\n" ^
109 explain (aux 1 ~dummy:true ("",[]) errorll)
110 | exn -> None, "Uncaught exception: " ^ Printexc.to_string exn