1 (* Copyright (C) 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.
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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/
26 module Ast = CicNotationPt
27 module Util = CicNotationUtil
35 | Uri of UriManager.uri
36 | Appl of cic_mask_t list
38 let uri_of_term t = CicUtil.uri_of_term (Deannotate.deannotate_term t)
40 let mask_of_cic = function
41 | Cic.AAppl (_, tl) -> Appl (List.map (fun _ -> Blob) tl), tl
42 | Cic.AConst (_, _, [])
44 | Cic.AMutInd (_, _, _, [])
45 | Cic.AMutConstruct (_, _, _, _, []) as t -> Uri (uri_of_term t), []
49 let mask, tl = mask_of_cic t in
52 let mask_of_appl_pattern = function
53 | Ast.UriPattern uri -> Uri uri, []
55 | Ast.VarPattern _ -> Blob, []
56 | Ast.ApplPattern pl -> Appl (List.map (fun _ -> Blob) pl), pl
58 let tag_of_pattern p =
59 let mask, pl = mask_of_appl_pattern p in
62 type pattern_t = Ast.cic_appl_pattern
63 type term_t = Cic.annterm
65 let string_of_pattern = CicNotationPp.pp_cic_appl_pattern
66 let string_of_term t = CicPp.ppterm (Deannotate.deannotate_term t)
68 let classify = function
70 | Ast.VarPattern _ -> PatternMatcher.Variable
72 | Ast.ApplPattern _ -> PatternMatcher.Constructor
75 module M = PatternMatcher.Matcher (Pattern32)
79 let pl, pid = try List.hd rows with Not_found -> assert false in
80 (fun matched_terms constructors ->
86 | Ast.ImplicitPattern -> Util.fresh_name (), t
87 | Ast.VarPattern name -> name, t
90 with Invalid_argument _ -> assert false
92 Some (env, constructors, pid))
94 M.compiler rows match_cb (fun () -> None)