python_syntax_highlighter.h

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// MIT License
// 
// Copyright (c) 2019 Ruhr University Bochum, Chair for Embedded Security. All Rights reserved.
// Copyright (c) 2019 Marc Fyrbiak, Sebastian Wallat, Max Hoffmann ("ORIGINAL AUTHORS"). All rights reserved.
// Copyright (c) 2021 Max Planck Institute for Security and Privacy. All Rights reserved.
// Copyright (c) 2021 Jörn Langheinrich, Julian Speith, Nils Albartus, René Walendy, Simon Klix ("ORIGINAL AUTHORS"). All Rights reserved.
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
 
#pragma once
 
#include <QRegularExpression>
#include <QSyntaxHighlighter>
#include <QTextCharFormat>
 
namespace hal
{
    class PythonSyntaxHighlighter : public QSyntaxHighlighter
    {
        Q_OBJECT
 
    public:
        explicit PythonSyntaxHighlighter(QTextDocument* parent = nullptr);
 
    protected:
        void highlightBlock(const QString& text) override;
 
    private:
        int closeMultilineComment(const QString& text, const QRegularExpression& delimiter, const int offset = 0);
 
        struct HighlightingRule
        {
            QRegularExpression mPattern;
            QTextCharFormat mFormat;
        };
 
        QVector<HighlightingRule> mHighlightingRules;
 
        QRegularExpression mMultiLineCommentDelimiter;
        QRegularExpression mTrippleSingleQuote;
        QRegularExpression mTrippleDoubleQuote;
    };
}