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Diffstat (limited to 'util/qlalr/examples/qparser/calc.g')
-rw-r--r-- | util/qlalr/examples/qparser/calc.g | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/util/qlalr/examples/qparser/calc.g b/util/qlalr/examples/qparser/calc.g deleted file mode 100644 index 394b89c964..0000000000 --- a/util/qlalr/examples/qparser/calc.g +++ /dev/null @@ -1,133 +0,0 @@ ----------------------------------------------------------------------------- --- --- 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. --- --- --- $QT_END_LICENSE$ --- ----------------------------------------------------------------------------- - -%parser calc_grammar -%decl calc_parser.h -%impl calc_parser.cpp - -%token_prefix Token_ -%token number -%token lparen -%token rparen -%token plus -%token minus - -%start Goal - -/: -#ifndef CALC_PARSER_H -#define CALC_PARSER_H - -#include "qparser.h" -#include "calc_grammar_p.h" - -class CalcParser: public QParser<CalcParser, $table> -{ -public: - int nextToken(); - void consumeRule(int ruleno); -}; - -#endif // CALC_PARSER_H -:/ - - - - - -/. -#include "calc_parser.h" - -#include <QtDebug> -#include <cstdlib> - -void CalcParser::consumeRule(int ruleno) - { - switch (ruleno) { -./ - -Goal: Expression ; -/. -case $rule_number: - qDebug() << "value:" << sym(1); - break; -./ - -PrimaryExpression: number ; -PrimaryExpression: lparen Expression rparen ; -/. -case $rule_number: - sym(1) = sym (2); - break; -./ - -Expression: PrimaryExpression ; - -Expression: Expression plus PrimaryExpression; -/. -case $rule_number: - sym(1) += sym (3); - break; -./ - -Expression: Expression minus PrimaryExpression; -/. -case $rule_number: - sym(1) -= sym (3); - break; -./ - - - -/. - } // switch -} - -#include <cstdio> - -int main() -{ - CalcParser p; - - if (p.parse()) - printf("ok\n"); -} -./ |