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/* This file is part of kdev-pg-qt
Copyright (C) 2005 Roberto Raggi <roberto@kdevelop.org>
Copyright (C) 2006 Jakob Petsovits <jpetso@gmx.at>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KDEV_PG_AST_GEN_H
#define KDEV_PG_AST_GEN_H
#include "kdev-pg-default-visitor.h"
#include <QtCore/QTextStream>
#include <QtCore/QSet>
#include <QtCore/QPair>
#include <QtCore/QList>
#include <QtCore/QString>
namespace KDevPG
{
class GenerateAst
{
public:
QTextStream& out;
public:
GenerateAst(QTextStream& o): out(o)
{}
void operator()();
};
class GenerateAstRule: protected DefaultVisitor
{
public:
QTextStream& out;
QSet<QString> mNames;
QSet<QString> mGenerated;
QSet<Model::SymbolItem*> mToGenerate;
bool mInAlternative;
bool mInCons;
bool mForce;
bool mFirstTime;
public:
GenerateAstRule(QTextStream& o): out(o), mForce(false), mFirstTime(true) {}
void operator()(Model::SymbolItem *sym);
protected:
virtual void visitAlternative(Model::AlternativeItem *node);
virtual void visitVariableDeclaration(Model::VariableDeclarationItem *node);
virtual void visitCons(Model::ConsItem *node);
virtual void visitEvolve(Model::EvolveItem *node);
virtual void visitInlinedNonTerminal(Model::InlinedNonTerminalItem *node);
bool switchAlternative(bool alt);
bool switchCons(bool c);
};
class GenerateAstFwd
{
public:
QTextStream& out;
public:
GenerateAstFwd(QTextStream& o): out(o)
{}
void operator()();
};
}
#endif // KDEV_PG_AST_GEN_H
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