QQmlDirParser: Fix lifecycle management

Remove pointless ctor and dtor, provide a clear() method that actually
clears everything, call that explicitly where needed.

Task-number: QTBUG-30467
Change-Id: I67c632af3a7a76d1d1a706a5ab6d1c446240405c
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

1 files changed, 11 insertions, 12 deletions

diff --git a/src/qml/qmldirparser/qqmldirparser.cpp b/src/qml/qmldirparser/qqmldirparser.cpp
index 5bf33d3602..047323a3d4 100644
--- a/src/qml/qmldirparser/qqmldirparser.cpp
+++ b/src/qml/qmldirparser/qqmldirparser.cpp
@@ -73,12 +73,18 @@ static bool parseVersion(const QString &str, int *major, int *minor)
     return false;
 }
 
-QQmlDirParser::QQmlDirParser() : _designerSupported(false)
-{
-}
-
-QQmlDirParser::~QQmlDirParser()
+void QQmlDirParser::clear()
 {
+    _errors.clear();
+    _typeNamespace.clear();
+    _components.clear();
+    _dependencies.clear();
+    _imports.clear();
+    _scripts.clear();
+    _plugins.clear();
+    _designerSupported = false;
+    _typeInfos.clear();
+    _className.clear();
 }
 
 inline static void scanSpace(const QChar *&ch) {
@@ -101,13 +107,6 @@ inline static void scanWord(const QChar *&ch) {
 */
 bool QQmlDirParser::parse(const QString &source)
 {
-    _errors.clear();
-    _plugins.clear();
-    _components.clear();
-    _scripts.clear();
-    _designerSupported = false;
-    _className.clear();
-
     quint16 lineNumber = 0;
     bool firstLine = true;