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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** 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
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include "clangsupport_global.h"
#include <QDataStream>
#include <cstdint>
#include <tuple>
#include <vector>
namespace ClangBackEnd {
class FilePathId
{
public:
constexpr FilePathId() = default;
FilePathId(int directoryId, int filePathId)
: directoryId(directoryId),
filePathId(filePathId)
{}
bool isValid() const
{
return directoryId >= 0 && filePathId >= 0;
}
friend bool operator==(FilePathId first, FilePathId second)
{
return first.isValid()
&& second.isValid()
&& first.directoryId == second.directoryId
&& first.filePathId == second.filePathId;
}
friend bool operator!=(FilePathId first, FilePathId second)
{
return !(first==second);
}
friend bool operator<(FilePathId first, FilePathId second)
{
return std::tie(first.directoryId, first.filePathId)
< std::tie(second.directoryId, second.filePathId);
}
friend QDataStream &operator<<(QDataStream &out, const FilePathId &filePathId)
{
out << filePathId.directoryId;
out << filePathId.filePathId;
return out;
}
friend QDataStream &operator>>(QDataStream &in, FilePathId &filePathId)
{
in >> filePathId.directoryId;
in >> filePathId.filePathId;
return in;
}
public:
int directoryId = -1;
int filePathId = -1;
};
using FilePathIds = std::vector<FilePathId>;
CLANGSUPPORT_EXPORT QDebug operator<<(QDebug debug, const FilePathId &filePathId);
} // namespace ClangBackEnd
namespace std {
template<> struct hash<ClangBackEnd::FilePathId>
{
using argument_type = ClangBackEnd::FilePathId;
using result_type = std::size_t;
result_type operator()(const argument_type& filePathId) const
{
long long hash = filePathId.directoryId;
hash = hash << 32;
hash += filePathId.filePathId;
return std::hash<long long>{}(hash);
}
};
} // namespace std
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