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%{(*
* Xml Light, an small Xml parser/printer with DTD support.
* Copyright (C) 2003 Nicolas Cannasse (ncannasse@motion-twin.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*)
%}
%token NEXT OR
%token <string>IDENT
%token PCDATA
%token STAR QUESTION PLUS
%token OPEN CLOSE
%token END
%right STAR QUESTION PLUS
%start dtd_element
%type <Dtd.dtd_child> dtd_element
%%
dtd_element:
| dtd_full_seq END
{ $1 }
;
dtd_full_seq:
| dtd_seq CLOSE dtd_op
{ $3 $1 }
| dtd_seq CLOSE
{ $1 }
;
dtd_seq:
| dtd_item NEXT dtd_children
{ Dtd.DTDChildren ($1 :: $3) }
| dtd_item OR dtd_choice
{ Dtd.DTDChoice ($1 :: $3) }
| dtd_item
{ $1 }
;
dtd_children:
| dtd_item NEXT dtd_children
{ $1 :: $3 }
| dtd_item
{ [$1] }
;
dtd_choice:
| dtd_item OR dtd_choice
{ $1 :: $3 }
| dtd_item
{ [$1] }
;
dtd_item:
| OPEN dtd_full_seq
{ $2 }
| dtd_member
{ $1 }
;
dtd_member:
| IDENT dtd_op
{ $2 (Dtd.DTDTag $1) }
| PCDATA dtd_op
{ $2 Dtd.DTDPCData }
| IDENT
{ Dtd.DTDTag $1 }
| PCDATA
{ Dtd.DTDPCData }
;
dtd_op:
| dtd_op_item dtd_op
{ (fun x -> $2 ($1 x)) }
| dtd_op_item
{ $1 }
;
dtd_op_item:
| STAR
{ (fun x -> Dtd.DTDZeroOrMore x) }
| QUESTION
{ (fun x -> Dtd.DTDOptional x) }
| PLUS
{ (fun x -> Dtd.DTDOneOrMore x) }
;
|
