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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing
**
** This file is part of Qbs.
**
** 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 The Qt Company. For licensing terms and
** conditions see http://www.qt.io/terms-conditions. For further information
** use the contact form at http://www.qt.io/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 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
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef QBS_MODULEMERGER_H
#define QBS_MODULEMERGER_H
#include "item.h"
#include "qualifiedid.h"
#include <logging/logger.h>
#include <QHash>
#include <QSet>
namespace qbs {
namespace Internal {
class ModuleMerger {
public:
ModuleMerger(const Logger &logger, Item *root, Item::Module &moduleToMerge);
void start();
private:
Item::PropertyMap dfs(const Item::Module &m, Item::PropertyMap props);
void mergeOutProps(Item::PropertyMap *dst, const Item::PropertyMap &src);
void appendPrototypeValueToNextChain(Item *moduleProto, const QString &propertyName,
const ValuePtr &sv);
static ValuePtr lastInNextChain(const ValuePtr &v);
enum PropertiesType { ScalarProperties, ListProperties };
void insertProperties(Item::PropertyMap *dst, Item *srcItem, PropertiesType type);
void replaceItemInValues(QualifiedId moduleName, Item *containerItem, Item *toReplace);
const Logger &m_logger;
Item * const m_rootItem;
Item::Module &m_mergedModule;
Item *m_clonedModulePrototype = nullptr;
QHash<ValuePtr, PropertyDeclaration> m_decls;
QSet<const Item *> m_seenInstancesTopDown;
QSet<const Item *> m_seenInstancesBottomUp;
QSet<Item *> m_moduleInstanceContainers;
bool m_required;
};
} // namespace Internal
} // namespace qbs
#endif // QBS_MODULEMERGER_H
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