1 (* Copyright (C) 2004, 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/
28 exception Failure of string
29 let fail msg = raise (Failure msg)
31 let constants_only uri = not (String.sub uri (String.length uri - 4) 4 = ".var")
32 let uri_predicate = ref constants_only
34 let uri_pred_of_conf tryvars varsprefix =
38 let rex = Pcre.regexp ("^" ^ varsprefix) in
39 (fun uri -> Pcre.pmatch ~rex uri)
41 module DisambiguateCallbacks =
43 let interactive_user_uri_choice
44 ~selection_mode ?ok ?enable_button_for_non_vars ~title ~msg ~id choices =
45 List.filter !uri_predicate choices
47 let interactive_interpretation_choice =
51 | _::tl -> n::(aux (n+1) tl)
55 let input_or_locate_uri ~title = fail "Unknown identifier"
58 module Disambiguate' = DisambiguatingParser.Make (DisambiguateCallbacks)
60 let parse mqi_handle ?(uri_pred = constants_only) =
61 uri_predicate := uri_pred;
62 let empty_environment =
63 DisambiguatingParser.EnvironmentP3.of_string
64 DisambiguatingParser.EnvironmentP3.empty
66 let empty_context = [] in
67 let empty_metasenv = [] in
69 (Disambiguate'.disambiguate_term
70 mqi_handle empty_context empty_metasenv input empty_environment)
72 let parse_pp mqi_handle ?uri_pred input =
73 List.map (fun (_,_,t) -> CicPp.ppterm t)
74 (parse mqi_handle ?uri_pred input)