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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#ifndef QQMLSASOURCELOCATION_H
#define QQMLSASOURCELOCATION_H
#include <QtQmlCompiler/qtqmlcompilerexports.h>
#include <QtCore/qstringview.h>
QT_BEGIN_NAMESPACE
namespace QQmlJS {
class SourceLocation;
} // namespace QQmlJS
namespace QQmlSA {
class SourceLocationPrivate;
class Q_QMLCOMPILER_EXPORT SourceLocation
{
friend class QT_PREPEND_NAMESPACE(QQmlSA::SourceLocationPrivate);
public:
explicit SourceLocation(quint32 offset = 0, quint32 length = 0, quint32 line = 0,
quint32 column = 0);
SourceLocation(const SourceLocation &);
SourceLocation(SourceLocation &&other) noexcept
{
memcpy(m_data, other.m_data, sizeofSourceLocation);
memset(other.m_data, 0, sizeofSourceLocation);
}
SourceLocation &operator=(const SourceLocation &);
SourceLocation &operator=(SourceLocation &&other) noexcept
{
memcpy(m_data, other.m_data, sizeofSourceLocation);
memset(other.m_data, 0, sizeofSourceLocation);
return *this;
}
~SourceLocation();
bool isValid() const;
quint32 begin() const;
quint32 end() const;
quint32 offset() const;
quint32 length() const;
quint32 startLine() const;
quint32 startColumn() const;
SourceLocation startZeroLengthLocation() const;
SourceLocation endZeroLengthLocation(QStringView text) const;
friend qsizetype qHash(const SourceLocation &location, qsizetype seed = 0)
{
return qHashImpl(location, seed);
}
friend bool operator==(const SourceLocation &lhs, const SourceLocation &rhs)
{
return operatorEqualsImpl(lhs, rhs);
}
friend bool operator!=(const SourceLocation &lhs, const SourceLocation &rhs)
{
return !(lhs == rhs);
}
private:
static qsizetype qHashImpl(const SourceLocation &location, qsizetype seed);
static bool operatorEqualsImpl(const SourceLocation &, const SourceLocation &);
static constexpr qsizetype sizeofSourceLocation = 4 * sizeof(quint32);
alignas(int) char m_data[sizeofSourceLocation] = {};
};
} // namespace QQmlSA
QT_END_NAMESPACE
#endif // QQMLSASOURCELOCATION_H
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