/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of Qt Creator.
**
** 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
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** use the contact form at http://www.qt.io/contact-us.
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** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file.  Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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****************************************************************************/

#include "glslastdump.h"
#include <QTextStream>

#include <typeinfo>

#ifdef Q_CC_GNU
#  include <cxxabi.h>
#endif

using namespace GLSL;

ASTDump::ASTDump(QTextStream &out)
    : out(out), _depth(0)
{
}

void ASTDump::operator()(AST *ast)
{
    _depth = 0;
    accept(ast);
}

bool ASTDump::preVisit(AST *ast)
{
    const char *id = typeid(*ast).name();
#ifdef Q_CC_GNU
    char *cppId = abi::__cxa_demangle(id, 0, 0, 0);
    id = cppId;
#endif
    out << QByteArray(_depth, ' ') << id << endl;
#ifdef Q_CC_GNU
    free(cppId);
#endif
    ++_depth;
    return true;
}

void ASTDump::postVisit(AST *)
{
    --_depth;
}