qmllint: Initialize special casing for QString on checkMemberAccess()

If the very first component in the member access chain is already a
QString, we need to expect "length" as only valid property from the
beginning. Like we do for lists.

Task-number: QTBUG-92447
Change-Id: I4549f4da52cb1c0968b24813f0a921a129da28ee
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>

1 files changed, 3 insertions, 0 deletions

diff --git a/tools/qmllint/checkidentifiers.cpp b/tools/qmllint/checkidentifiers.cpp
index 911e08034a..208f44e51b 100644
--- a/tools/qmllint/checkidentifiers.cpp
+++ b/tools/qmllint/checkidentifiers.cpp
@@ -81,6 +81,9 @@ void CheckIdentifiers::checkMemberAccess(const QVector<FieldMember> &members,
     if (prop != nullptr && prop->isList()) {
         detectedRestrictiveKind = QLatin1String("list");
         expectedNext.append(QLatin1String("length"));
+    } else if (outerScope->internalName() == QLatin1String("QString")) {
+        detectedRestrictiveKind = QLatin1String("QString");
+        expectedNext.append(QLatin1String("length"));
     }
 
     QQmlJSScope::ConstPtr scope = outerScope;