summaryrefslogtreecommitdiffstats
path: root/util/qlalr/examples/lambda/lambda.g
blob: 2d9ddd8ed48281ef9eb8fb72e4b4d8307a3510ca (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
----------------------------------------------------------------------------
--
-- Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
-- Contact: http://www.qt-project.org/legal
--
-- This file is part of the QtCore module of the Qt Toolkit.
--
-- $QT_BEGIN_LICENSE:LGPL$
-- Commercial License Usage
-- Licensees holding valid commercial Qt licenses may use this file in
-- accordance with the commercial license agreement provided with the
-- Software or, alternatively, in accordance with the terms contained in
-- a written agreement between you and Digia.  For licensing terms and
-- conditions see http://qt.digia.com/licensing.  For further information
-- use the contact form at http://qt.digia.com/contact-us.
--
-- GNU Lesser General Public License Usage
-- Alternatively, this file may be used under the terms of the GNU Lesser
-- General Public License version 2.1 as published by the Free Software
-- Foundation and appearing in the file LICENSE.LGPL included in the
-- packaging of this file.  Please review the following information to
-- ensure the GNU Lesser General Public License version 2.1 requirements
-- will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
--
-- In addition, as a special exception, Digia gives you certain additional
-- rights.  These rights are described in the Digia Qt LGPL Exception
-- version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
--
-- GNU General Public License Usage
-- Alternatively, this file may be used under the terms of the GNU
-- General Public License version 3.0 as published by the Free Software
-- Foundation and appearing in the file LICENSE.GPL included in the
-- packaging of this file.  Please review the following information to
-- ensure the GNU General Public License version 3.0 requirements will be
-- met: http://www.gnu.org/copyleft/gpl.html.
--
--
-- $QT_END_LICENSE$
--
----------------------------------------------------------------------------

-- lambda calculus

%decl lambda.h

%token LPAREN
%token RPAREN
%token ID
%token FUN
%token DOT

%nonassoc SHIFT_THERE
%nonassoc LPAREN RPAREN ID FUN DOT
%nonassoc REDUCE_HERE

%start Expr

/:
enum {
:/


Expr ::= ID %prec SHIFT_THERE ;
/:  Symbol = $rule_number,
:/

Expr ::= LPAREN Expr RPAREN %prec SHIFT_THERE  ;
/:  SubExpression = $rule_number,
:/

Expr ::= Expr Expr %prec REDUCE_HERE ;
/:  Appl = $rule_number,
:/

Expr ::= FUN ID DOT Expr %prec SHIFT_THERE ;
/:  Abstr = $rule_number,
:/

/:};
:/