diff options
Diffstat (limited to 'src/corelib/text/qregularexpression.cpp')
| -rw-r--r-- | src/corelib/text/qregularexpression.cpp | 64 |
1 files changed, 51 insertions, 13 deletions
diff --git a/src/corelib/text/qregularexpression.cpp b/src/corelib/text/qregularexpression.cpp index 59d21e0a23..d74b759aa9 100644 --- a/src/corelib/text/qregularexpression.cpp +++ b/src/corelib/text/qregularexpression.cpp @@ -1,7 +1,7 @@ /**************************************************************************** ** -** Copyright (C) 2016 Giuseppe D'Angelo <dangelog@gmail.com>. -** Copyright (C) 2016 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Giuseppe D'Angelo <giuseppe.dangelo@kdab.com> +** Copyright (C) 2020 Giuseppe D'Angelo <dangelog@gmail.com>. +** Copyright (C) 2020 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Giuseppe D'Angelo <giuseppe.dangelo@kdab.com> ** Copyright (C) 2016 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** @@ -863,7 +863,7 @@ struct QRegularExpressionPrivate : QSharedData QRegularExpression::MatchType matchType, QRegularExpression::MatchOptions matchOptions, CheckSubjectStringOption checkSubjectStringOption = CheckSubjectString, - const QRegularExpressionMatchPrivate *previous = 0) const; + const QRegularExpressionMatchPrivate *previous = nullptr) const; int captureIndexForName(QStringView name) const; @@ -944,7 +944,7 @@ QRegularExpression::QRegularExpression(QRegularExpressionPrivate &dd) */ QRegularExpressionPrivate::QRegularExpressionPrivate() : QSharedData(), - patternOptions(0), + patternOptions(), pattern(), mutex(), compiledPattern(nullptr), @@ -1022,7 +1022,7 @@ void QRegularExpressionPrivate::compilePattern() options, &errorCode, &patternErrorOffset, - NULL); + nullptr); if (!compiledPattern) { errorOffset = static_cast<int>(patternErrorOffset); @@ -1081,7 +1081,7 @@ public: { // The default JIT stack size in PCRE is 32K, // we allocate from 32K up to 512K. - stack = pcre2_jit_stack_create_16(32 * 1024, 512 * 1024, NULL); + stack = pcre2_jit_stack_create_16(32 * 1024, 512 * 1024, nullptr); } /*! \internal @@ -1105,7 +1105,7 @@ static pcre2_jit_stack_16 *qtPcreCallback(void *) if (jitStacks()->hasLocalData()) return jitStacks()->localData()->stack; - return 0; + return nullptr; } /*! @@ -1272,9 +1272,9 @@ QRegularExpressionMatchPrivate *QRegularExpressionPrivate::doMatch(const QString previousMatchWasEmpty = true; } - pcre2_match_context_16 *matchContext = pcre2_match_context_create_16(NULL); - pcre2_jit_stack_assign_16(matchContext, &qtPcreCallback, NULL); - pcre2_match_data_16 *matchData = pcre2_match_data_create_from_pattern_16(compiledPattern, NULL); + pcre2_match_context_16 *matchContext = pcre2_match_context_create_16(nullptr); + pcre2_jit_stack_assign_16(matchContext, &qtPcreCallback, nullptr); + pcre2_match_data_16 *matchData = pcre2_match_data_create_from_pattern_16(compiledPattern, nullptr); const unsigned short * const subjectUtf16 = subject.utf16() + subjectStart; @@ -1829,7 +1829,19 @@ uint qHash(const QRegularExpression &key, uint seed) noexcept return seed; } +#if QT_STRINGVIEW_LEVEL < 2 /*! + \overload +*/ +QString QRegularExpression::escape(const QString &str) +{ + return escape(QStringView(str)); +} +#endif // QT_STRINGVIEW_LEVEL < 2 + +/*! + \since 5.15 + Escapes all characters of \a str so that they no longer have any special meaning when used as a regular expression pattern string, and returns the escaped string. For instance: @@ -1847,7 +1859,7 @@ uint qHash(const QRegularExpression &key, uint seed) noexcept inside \a str is escaped with the sequence \c{"\\0"} (backslash + \c{'0'}), instead of \c{"\\\0"} (backslash + \c{NUL}). */ -QString QRegularExpression::escape(const QString &str) +QString QRegularExpression::escape(QStringView str) { QString result; const int count = str.size(); @@ -1882,8 +1894,19 @@ QString QRegularExpression::escape(const QString &str) return result; } +#if QT_STRINGVIEW_LEVEL < 2 /*! \since 5.12 + \overload +*/ +QString QRegularExpression::wildcardToRegularExpression(const QString &pattern) +{ + return wildcardToRegularExpression(QStringView(pattern)); +} +#endif // QT_STRINGVIEW_LEVEL < 2 + +/*! + \since 5.15 Returns a regular expression representation of the given glob \a pattern. The transformation is targeting file path globbing, which means in particular @@ -1932,13 +1955,13 @@ QString QRegularExpression::escape(const QString &str) \sa escape() */ -QString QRegularExpression::wildcardToRegularExpression(const QString &pattern) +QString QRegularExpression::wildcardToRegularExpression(QStringView pattern) { const int wclen = pattern.length(); QString rx; rx.reserve(wclen + wclen / 16); int i = 0; - const QChar *wc = pattern.unicode(); + const QChar *wc = pattern.data(); #ifdef Q_OS_WIN const QLatin1Char nativePathSeparator('\\'); @@ -2010,16 +2033,31 @@ QString QRegularExpression::wildcardToRegularExpression(const QString &pattern) return anchoredPattern(rx); } +#if QT_STRINGVIEW_LEVEL < 2 /*! \fn QRegularExpression::anchoredPattern(const QString &expression) \since 5.12 + \overload +*/ +#endif // QT_STRINGVIEW_LEVEL < 2 + +/*! + \since 5.15 + Returns the \a expression wrapped between the \c{\A} and \c{\z} anchors to be used for exact matching. \sa {Porting from QRegExp's Exact Matching} */ +QString QRegularExpression::anchoredPattern(QStringView expression) +{ + return QString() + + QLatin1String("\\A(?:") + + expression + + QLatin1String(")\\z"); +} /*! \since 5.1 |