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 type 'a localized_option =
28 | LNone of GrafiteAst.loc
30 type ast_statement = GrafiteAst.statement
32 exception NoInclusionPerformed of string (* full path *)
34 type 'status statement =
35 ?never_include:bool ->
36 (* do not call LexiconEngine to do includes, always raise NoInclusionPerformed *)
37 include_paths:string list ->
38 (#LexiconEngine.status as 'status) ->
39 'status * ast_statement localized_option
41 val parse_statement: Ulexing.lexbuf -> #LexiconEngine.status statement (** @raise End_of_file *)
43 val statement: unit -> #LexiconEngine.status statement Grammar.Entry.e
45 (* this callback is called before every grafite statement *)
46 val set_grafite_callback:
47 (ast_statement -> unit) -> unit
49 (* this callback is called before every lexicon command *)
50 val set_lexicon_callback:
51 (LexiconAst.command -> unit) -> unit
53 val push : unit -> unit
54 val pop : unit -> unit