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://cs.unibo.it/helm/.
30 let _ = Parsing.set_trace !G.debug_parser
33 %token <string> ID STR
34 %token OP CP OB CB OA CA FS CN CM EQ STAR HASH PLUS TE WTO STO
35 %token GRAPH DECL AX DEF TH GEN REQ OPEN CLOSE SORTS EOF
38 %type <Txt.command option> entry
57 | ID CM ids { $1 :: $3 }
61 | IX ID { Some $1, $2 }
65 | sort CM sorts { $1 :: $3 }
69 | ID CN term { $1, true, $3 }
70 | TE term { "", false, $2 }
71 | ID TE term { $1, false, $3 }
74 | ID EQ term { $1, $3 }
78 | abst CM absts { $1 :: $3 }
82 | abbr CM abbrs { $1 :: $3 }
90 | STAR IX { T.Sort $2 }
91 | STAR ID { T.NSrt $2 }
92 | hash IX { T.LRef ($2, 0) }
93 | hash IX PLUS IX { T.LRef ($2, $4) }
95 | HASH ID { T.NRef $2 }
96 | atom OP term CP { T.Inst ($1, [$3]) }
97 | atom OP terms CP { T.Inst ($1, $3) }
101 | OA term CA fs term { T.Cast ($2, $5) }
102 | OP term CP fs term { T.Appl ([$2], $5) }
103 | OP terms CP fs term { T.Appl ($2, $5) }
104 | OB binder CB fs term { T.Bind ($2, $5) }
105 | term WTO term { T.Impl (false, "", $1, $3) }
106 | ID TE term WTO term { T.Impl (false, $1, $3, $5) }
107 | term STO term { T.Impl (true, "", $1, $3) }
108 | ID TE term STO term { T.Impl (true, $1, $3, $5) }
112 | term CM term { [$1; $3] }
113 | term CM terms { $1 :: $3 }
127 | decl comment ID CN term
128 { T.Entity ($1, $3, $2, $5) }
129 | def comment ID EQ term
130 { T.Entity ($1, $3, $2, $5) }
131 | def comment ID EQ term CN term
132 { T.Entity ($1, $3, $2, T.Cast ($7, $5)) }
140 { T.Section (Some $2) }
147 | GRAPH {} | decl {} | def {} | GEN {} |
148 | REQ {} | OPEN {} | CLOSE {} | SORTS {} | EOF {}
151 | xentity start { Some $1 }