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82 lines
2.5 KiB
Text
82 lines
2.5 KiB
Text
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----------------------------------------------------------------------------
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--
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-- Copyright (C) 2015 The Qt Company Ltd.
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-- Contact: http://www.qt.io/licensing/
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--
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-- This file is part of the QtCore module of the Qt Toolkit.
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--
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-- $QT_BEGIN_LICENSE:LGPL$
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-- Commercial License Usage
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-- Licensees holding valid commercial Qt licenses may use this file in
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-- accordance with the commercial license agreement provided with the
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-- Software or, alternatively, in accordance with the terms contained in
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-- a written agreement between you and The Qt Company. For licensing terms
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-- and conditions see http://www.qt.io/terms-conditions. For further
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-- information use the contact form at http://www.qt.io/contact-us.
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--
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-- GNU Lesser General Public License Usage
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-- Alternatively, this file may be used under the terms of the GNU Lesser
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-- General Public License version 2.1 or version 3 as published by the Free
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-- Software Foundation and appearing in the file LICENSE.LGPLv21 and
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-- LICENSE.LGPLv3 included in the packaging of this file. Please review the
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-- following information to ensure the GNU Lesser General Public License
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-- requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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-- http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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--
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-- As a special exception, The Qt Company gives you certain additional
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-- rights. These rights are described in The Qt Company LGPL Exception
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-- version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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--
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-- GNU General Public License Usage
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-- Alternatively, this file may be used under the terms of the GNU
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-- General Public License version 3.0 as published by the Free Software
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-- Foundation and appearing in the file LICENSE.GPL included in the
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-- packaging of this file. Please review the following information to
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-- ensure the GNU General Public License version 3.0 requirements will be
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-- met: http://www.gnu.org/copyleft/gpl.html.
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--
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-- $QT_END_LICENSE$
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--
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----------------------------------------------------------------------------
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-- lambda calculus
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%decl lambda.h
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%token LPAREN
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%token RPAREN
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%token ID
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%token FUN
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%token DOT
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%nonassoc SHIFT_THERE
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%nonassoc LPAREN RPAREN ID FUN DOT
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%nonassoc REDUCE_HERE
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%start Expr
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/:
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enum {
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:/
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Expr ::= ID %prec SHIFT_THERE ;
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/: Symbol = $rule_number,
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:/
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Expr ::= LPAREN Expr RPAREN %prec SHIFT_THERE ;
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/: SubExpression = $rule_number,
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:/
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Expr ::= Expr Expr %prec REDUCE_HERE ;
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/: Appl = $rule_number,
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:/
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Expr ::= FUN ID DOT Expr %prec SHIFT_THERE ;
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/: Abstr = $rule_number,
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:/
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/:};
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:/
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