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.
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/
26 exception Parse_error of string
27 exception Level_not_found of int
29 (** {2 Parsing functions} *)
31 (** concrete syntax pattern: notation level 1 *)
32 val parse_level1_pattern: Ulexing.lexbuf -> CicNotationPt.term
34 (** AST pattern: notation level 2 *)
35 val parse_level2_ast: Ulexing.lexbuf -> CicNotationPt.term
36 val parse_level2_meta: Ulexing.lexbuf -> CicNotationPt.term
38 (** {2 Grammar extension} *)
43 CicNotationPt.term -> (* level 1 pattern *)
45 associativity:Gramext.g_assoc ->
46 (CicNotationEnv.t -> CicNotationPt.location -> CicNotationPt.term) ->
49 val delete: rule_id -> unit
51 (** {2 Grammar entries}
52 * needed by grafite parser *)
54 val level2_ast_grammar: Grammar.g
56 val term : CicNotationPt.term Grammar.Entry.e
59 (CicNotationPt.capture_variable * CicNotationPt.term * int) list
62 val parse_term: Ulexing.lexbuf -> CicNotationPt.term
66 (** print "level2_pattern" entry on stdout, flushing afterwards *)
67 val print_l2_pattern: unit -> unit