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/
30 open DisambiguateTypes
32 exception Choice_not_found of string Lazy.t
34 let nnum_choices = ref []
36 let nadd_num_choice choice = nnum_choices := choice :: !nnum_choices
38 let has_description dsc = (fun x -> fst x = dsc)
40 let nlookup_num_by_dsc dsc =
42 List.find (has_description dsc) !nnum_choices
43 with Not_found -> raise (Choice_not_found (lazy ("Num with dsc " ^ dsc)))
45 let mk_choice ~mk_appl ~mk_implicit ~term_of_nref (dsc, args, appl_pattern)=
51 List.map (function NotationPt.IdentArg (_, name) -> name) args
53 let rec combine_with_rest l1 l2 =
55 _::_,[] -> raise (Invalid_argument "combine_with_rest")
57 | he1::tl1,he2::tl2 ->
58 let l,rest = combine_with_rest tl1 tl2 in
62 combine_with_rest names cic_args
63 with Invalid_argument _ ->
64 raise (Invalid_choice (lazy (Stdpp.dummy_loc,
65 "The notation " ^ dsc ^ " expects more arguments")))
68 Interpretations.instantiate_appl_pattern
69 ~mk_appl ~mk_implicit ~term_of_nref env' appl_pattern
73 | _::_ -> mk_appl (combined::rest))
75 let lookup_symbol_by_dsc status ~mk_appl ~mk_implicit ~term_of_nref symbol dsc =
77 Interpretations.lookup_interpretations status ~sorted:false symbol in
79 mk_choice ~mk_appl ~mk_implicit ~term_of_nref
80 (List.find (fun (dsc', _, _) -> dsc = dsc') interpretations)
81 with Interpretations.Interpretation_not_found | Not_found ->
82 raise (Choice_not_found (lazy (sprintf "Symbol %s, dsc %s" symbol dsc)))