File indexing completed on 2024-04-28 03:40:46 

0001 /*************************************************************************************
0002  *  Copyright (C) 2010 by Aleix Pol <aleixpol@kde.org>                               *
0003  *                                                                                   *
0004  *  This program is free software; you can redistribute it and/or                    *
0005  *  modify it under the terms of the GNU General Public License                      *
0006  *  as published by the Free Software Foundation; either version 2                   *
0007  *  of the License, or (at your option) any later version.                           *
0008  *                                                                                   *
0009  *  This program is distributed in the hope that it will be useful,                  *
0010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of                   *
0011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                    *
0012  *  GNU General Public License for more details.                                     *
0013  *                                                                                   *
0014  *  You should have received a copy of the GNU General Public License                *
0015  *  along with this program; if not, write to the Free Software                      *
0016  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA   *
0017  *************************************************************************************/
0018 
0019 
0020 #ifndef SUBSTITUTEEXPRESSION_H
0021 #define SUBSTITUTEEXPRESSION_H
0022 
0023 #include <QMap>
0024 #include <QStringList>
0025 #include "abstractexpressiontransformer.h"
0026 
0027 namespace Analitza
0028 {
0029 
0030 class Object;
0031 class Ci;
0032 class List;
0033 class Apply;
0034 
0035 class SubstituteExpression : public AbstractExpressionTransformer
0036 {
0037     public:
0038         Object* run(const Object* pattern, const QMap<QString, const Object*>& values);
0039         
0040     private:
0041         Object* walkApply(const Apply* pattern) override;
0042         Object* walkVariable(const Ci* pattern) override;
0043         
0044         QString solveRename(const QString& name) const;
0045         
0046         QMap<QString, const Object*> m_values;
0047         QMap<QString, QString> m_renames;
0048         QStringList m_bvars;
0049 };
0050 
0051 }
0052 #endif // SUBSTITUTEEXPRESSION_H