File indexing completed on 2024-05-19 05:32:29

 /*
     KWin - the KDE window manager
     This file is part of the KDE project.
 
     SPDX-FileCopyrightText: 2023 Xaver Hugl <xaver.hugl@gmail.com>
 
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 #include "version.h"
 
 #include <QChar>
 #include <QList>
 
 namespace KWin
 {
 
 Version::Version(uint32_t major, uint32_t minor, uint32_t patch)
     : m_major(major)
     , m_minor(minor)
     , m_patch(patch)
 {
 }
 
 bool Version::isValid() const
 {
     return m_major > 0 || m_minor > 0 || m_patch > 0;
 }
 
 uint32_t Version::majorVersion() const
 {
     return m_major;
 }
 
 uint32_t Version::minorVersion() const
 {
     return m_minor;
 }
 
 uint32_t Version::patchVersion() const
 {
     return m_patch;
 }
 
 Version Version::parseString(QByteArrayView versionString)
 {
     // Skip any leading non digit
     int start = 0;
     while (start < versionString.length() && !QChar::fromLatin1(versionString[start]).isDigit()) {
         start++;
     }
 
     // Strip any non digit, non '.' characters from the end
     int end = start;
     while (end < versionString.length() && (versionString[end] == '.' || QChar::fromLatin1(versionString[end]).isDigit())) {
         end++;
     }
 
     const QByteArray result = versionString.toByteArray().mid(start, end - start);
     const QList<QByteArray> tokens = result.split('.');
     if (tokens.empty()) {
         return Version(0, 0, 0);
     }
     const uint64_t major = tokens.at(0).toInt();
     const uint64_t minor = tokens.count() > 1 ? tokens.at(1).toInt() : 0;
     const uint64_t patch = tokens.count() > 2 ? tokens.at(2).toInt() : 0;
 
     return Version(major, minor, patch);
 }
 
 QString Version::toString() const
 {
     if (m_patch == 0) {
         return QString::number(m_major) + '.' + QString::number(m_minor);
     } else {
         return QString::number(m_major) + '.' + QString::number(m_minor) + '.' + QString::number(m_patch);
     }
 }
 
 QByteArray Version::toByteArray() const
 {
     if (m_patch == 0) {
         return QByteArray::number(m_major) + '.' + QByteArray::number(m_minor);
     } else {
         return QByteArray::number(m_major) + '.' + QByteArray::number(m_minor) + '.' + QByteArray::number(m_patch);
     }
 }
 }