QStringView: add some QRegularExpression-related overloads

[ChangeLog][QtCore][QStringView] Added the indexOf(), contains(),
lastIndexOf() and count() methods taking a QRegularExpression.

Fixes: QTBUG-89050
Change-Id: Ic726754f67e06b3764302d2fad252e0378a77afc
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/src/corelib/text/qstringalgorithms.h b/src/corelib/text/qstringalgorithms.h
index 6d8fe114f1..870ae42af8 100644
--- a/src/corelib/text/qstringalgorithms.h
+++ b/src/corelib/text/qstringalgorithms.h
@@ -70,6 +70,8 @@ class QStringView;
 template <bool> class QBasicUtf8StringView;
 class QAnyStringView;
 class QChar;
+class QRegularExpression;
+class QRegularExpressionMatch;
 
 namespace QtPrivate {
 
@@ -122,6 +124,21 @@ namespace QtPrivate {
 [[nodiscard]] Q_CORE_EXPORT Q_DECL_PURE_FUNCTION qsizetype count(QStringView haystack, QChar needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept;
 [[nodiscard]] Q_CORE_EXPORT Q_DECL_PURE_FUNCTION qsizetype count(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept;
 
+#if QT_CONFIG(regularexpression)
+[[nodiscard]] Q_CORE_EXPORT qsizetype indexOf(QStringView haystack,
+                                              const QRegularExpression &re,
+                                              qsizetype from = 0,
+                                              QRegularExpressionMatch *rmatch = nullptr);
+[[nodiscard]] Q_CORE_EXPORT qsizetype lastIndexOf(QStringView haystack,
+                                                  const QRegularExpression &re,
+                                                  qsizetype from = -1,
+                                                  QRegularExpressionMatch *rmatch = nullptr);
+[[nodiscard]] Q_CORE_EXPORT bool contains(QStringView haystack,
+                                          const QRegularExpression &re,
+                                          QRegularExpressionMatch *rmatch = nullptr);
+[[nodiscard]] Q_CORE_EXPORT qsizetype count(QStringView haystack, const QRegularExpression &re);
+#endif
+
 [[nodiscard]] Q_CORE_EXPORT QString convertToQString(QAnyStringView s);
 
 [[nodiscard]] Q_CORE_EXPORT QByteArray convertToLatin1(QStringView str);