qt-creator/src/tools/clangbackend/ipcsource/sourcerange.cpp

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
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** GNU General Public License Usage
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** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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#include "sourcerange.h"

#include <sourcerangecontainer.h>

#include <ostream>

#include <utils/qtcassert.h>

namespace ClangBackEnd {

SourceRange::SourceRange()
    : cxSourceRange(clang_getNullRange())
{
}

SourceRange::SourceRange(const SourceLocation &start, const SourceLocation &end)
    : cxSourceRange(clang_getRange(start, end))
{
}

bool SourceRange::isNull() const
{
    return clang_Range_isNull(cxSourceRange);
}

bool SourceRange::isValid() const
{
    return !isNull() && start().offset() < end().offset();
}

SourceLocation SourceRange::start() const
{
    return SourceLocation(clang_getRangeStart(cxSourceRange));
}

SourceLocation SourceRange::end() const
{
    return SourceLocation(clang_getRangeEnd(cxSourceRange));
}

bool SourceRange::contains(unsigned line, unsigned column) const
{
    const SourceLocation start_ = start();
    const SourceLocation end_ = end();

    return start_.line() <= line
        && start_.column() <= column
        && line <= end_.line()
        && column <= end_.column();
}

SourceRangeContainer SourceRange::toSourceRangeContainer() const
{
    return SourceRangeContainer(start().toSourceLocationContainer(),
                                end().toSourceLocationContainer());
}

ClangBackEnd::SourceRange::operator SourceRangeContainer() const
{
    return toSourceRangeContainer();
}

ClangBackEnd::SourceRange::operator CXSourceRange() const
{
    return cxSourceRange;
}

SourceRange::SourceRange(CXSourceRange cxSourceRange)
    : cxSourceRange(cxSourceRange)
{
}

bool operator==(const SourceRange &first, const SourceRange &second)
{
    return clang_equalRanges(first.cxSourceRange, second.cxSourceRange);
}

std::ostream &operator<<(std::ostream &os, const SourceRange &sourceRange)
{
    os << "["
       << sourceRange.start() << ", "
       << sourceRange.end()
       << "]";

    return os;
}
} // namespace ClangBackEnd