1 (* Copyright (C) 2000, 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://www.cs.unibo.it/helm/.
26 (* AUTOR: Ferruccio Guidi <fguidi@cs.unibo.it>
33 let SPC = [' ' '\t' '\n' '\r' '?' '!']+
34 let ALPHA = ['A'-'Z' 'a'-'z']+
35 let STR = '"'[^'"']*'"'
36 let NUM = ['0'-'9' '.']+
37 let BEF = [^ '=' '0'-'9' '.' ':' '*']*
39 rule xml_token = parse
40 | SPC { xml_token lexbuf }
45 | ALPHA { NAME (Lexing.lexeme lexbuf) }
46 | STR { VAL (Lexing.lexeme lexbuf) }
49 and time_token = parse
50 | BEF { time_token lexbuf }
51 | NUM { DATA (float_of_string (Lexing.lexeme lexbuf)) }