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diff --git a/src/libs/3rdparty/syntax-highlighting/src/lib/foldingregion.h b/src/libs/3rdparty/syntax-highlighting/src/lib/foldingregion.h
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+/*
+    Copyright (C) 2016 Volker Krause <vkrause@kde.org>
+
+    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.
+*/
+
+#ifndef KSYNTAXHIGHLIGHTING_FOLDINGREGION_H
+#define KSYNTAXHIGHLIGHTING_FOLDINGREGION_H
+
+#include "ksyntaxhighlighting_export.h"
+
+#include <QTypeInfo>
+
+namespace KSyntaxHighlighting {
+
+/** Represents a begin or end of a folding region.
+ *  @since 5.28 */
+class KSYNTAXHIGHLIGHTING_EXPORT FoldingRegion
+{
+public:
+    /**
+     * Defines whether a FoldingRegion starts or ends a folding region.
+     */
+    enum Type {
+        //! Used internally as indicator for invalid FoldingRegion%s.
+        None,
+        //! Indicates the start of a FoldingRegion.
+        Begin,
+        //! Indicates the end of a FoldingRegion.
+        End
+    };
+
+    /**
+     * Constructs an invalid folding region, meaning that isValid() returns @e false.
+     * To obtain valid instances, see AbstractHighlighter::applyFolding().
+     */
+    FoldingRegion();
+
+    /** Compares two FoldingRegion instances for equality. */
+    bool operator==(const FoldingRegion &other) const;
+
+    /**
+     * Returns @c true if this is a valid folding region.
+     * A valid FoldingRegion is defined by a type() other than Type::None.
+     *
+     * @note The FoldingRegion%s passed in AbstractHighlighter::applyFolding()
+     *       are always valid.
+     */
+    bool isValid() const;
+
+    /**
+     * Returns a unique identifier for this folding region.
+     *
+     * As example, the C/C++ highlighter starts and ends a folding region for
+     * scopes, e.g.:
+     * \code
+     * void foo() {     // '{' starts a folding region
+     *     if (bar()) { // '{' starts a (nested) folding region
+     *     }            // '}' ends the (nested) folding region
+     * }                // '}' ends the outer folding region
+     * \endcode
+     * In this example, all braces '{' and '}' have the same id(), meaning that
+     * if you want to find the matching closing region for the first opening
+     * brace, you need to do kind of a reference counting to find the correct
+     * closing brace.
+     */
+    quint16 id() const;
+
+    /**
+     * Returns whether this is the begin or end of a region.
+     *
+     * @note The FoldingRegion%s passed in AbstractHighlighter::applyFolding()
+     *       are always valid, i.e. either Type::Begin or Type::End.
+     */
+    Type type() const;
+
+private:
+    friend class Rule;
+    FoldingRegion(Type type, quint16 id);
+
+    quint16 m_type : 2;
+    quint16 m_id: 14;
+};
+
+}
+
+QT_BEGIN_NAMESPACE
+Q_DECLARE_TYPEINFO(KSyntaxHighlighting::FoldingRegion, Q_PRIMITIVE_TYPE);
+QT_END_NAMESPACE
+
+#endif