qt-creator/src/libs/utils/fuzzymatcher.h

/**************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Copyright (C) 2017 BlackBerry Limited <qt@blackberry.com>
** Copyright (C) 2017 Andre Hartmann <aha_1980@gmx.de>
** 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
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** 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
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#pragma once

#include "utils_global.h"

#include <QVector>

QT_BEGIN_NAMESPACE
class QRegularExpression;
class QRegularExpressionMatch;
class QString;
QT_END_NAMESPACE

class QTCREATOR_UTILS_EXPORT FuzzyMatcher
{
public:
    enum class CaseSensitivity {
        CaseInsensitive,
        CaseSensitive,
        FirstLetterCaseSensitive
    };

    class HighlightingPositions {
    public:
        QVector<int> starts;
        QVector<int> lengths;
    };

    static QRegularExpression createRegExp(const QString &pattern,
            CaseSensitivity caseSensitivity = CaseSensitivity::CaseInsensitive);
    static QRegularExpression createRegExp(const QString &pattern,
                                           Qt::CaseSensitivity caseSensitivity);
    static HighlightingPositions highlightingPositions(const QRegularExpressionMatch &match);
};