96 lines
2.6 KiB
C++
96 lines
2.6 KiB
C++
#include "Version.h"
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#include <QUrl>
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#include <QRegularExpression>
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#include <QRegularExpressionMatch>
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Version::Version(const QString &str) : m_string(str)
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{
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parse();
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}
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bool Version::operator<(const Version &other) const
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{
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const int size = qMax(m_sections.size(), other.m_sections.size());
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for (int i = 0; i < size; ++i)
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{
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const Section sec1 = (i >= m_sections.size()) ? Section("0") : m_sections.at(i);
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const Section sec2 =
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(i >= other.m_sections.size()) ? Section("0") : other.m_sections.at(i);
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if (sec1 != sec2)
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{
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return sec1 < sec2;
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}
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}
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return false;
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}
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bool Version::operator<=(const Version &other) const
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{
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return *this < other || *this == other;
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}
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bool Version::operator>(const Version &other) const
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{
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const int size = qMax(m_sections.size(), other.m_sections.size());
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for (int i = 0; i < size; ++i)
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{
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const Section sec1 = (i >= m_sections.size()) ? Section("0") : m_sections.at(i);
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const Section sec2 =
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(i >= other.m_sections.size()) ? Section("0") : other.m_sections.at(i);
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if (sec1 != sec2)
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{
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return sec1 > sec2;
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}
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}
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return false;
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}
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bool Version::operator>=(const Version &other) const
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{
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return *this > other || *this == other;
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}
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bool Version::operator==(const Version &other) const
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{
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const int size = qMax(m_sections.size(), other.m_sections.size());
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for (int i = 0; i < size; ++i)
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{
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const Section sec1 = (i >= m_sections.size()) ? Section("0") : m_sections.at(i);
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const Section sec2 =
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(i >= other.m_sections.size()) ? Section("0") : other.m_sections.at(i);
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if (sec1 != sec2)
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{
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return false;
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}
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}
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return true;
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}
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bool Version::operator!=(const Version &other) const
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{
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return !operator==(other);
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}
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void Version::parse()
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{
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m_sections.clear();
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QString currentSection;
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auto classChange = [](QChar lastChar, QChar currentChar) {
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return !lastChar.isNull() && ((!lastChar.isDigit() && currentChar.isDigit()) || (lastChar.isDigit() && !currentChar.isDigit()));
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};
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for (int i = 0; i < m_string.size(); ++i) {
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const auto& current_char = m_string.at(i);
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if ((i > 0 && classChange(m_string.at(i - 1), current_char)) || current_char == '.' || current_char == '-' || current_char == '+') {
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if (!currentSection.isEmpty()) {
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m_sections.append(Section(currentSection));
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}
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currentSection = "";
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}
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currentSection += current_char;
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}
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if (!currentSection.isEmpty()) {
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m_sections.append(Section(currentSection));
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}
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}
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