Rework qmljsrootgen

This way it actually generates interesting data about the JavaScript
types, for example the functions of the String prototype. Add a helper
method to create a symbol to QJSEngine. This should be generally useful.

Change-Id: I6c7b253b9d6cdb61602ceeae0955aed8d942c139
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>

1 files changed, 17 insertions, 0 deletions

diff --git a/src/qml/jsapi/qjsengine.cpp b/src/qml/jsapi/qjsengine.cpp
index 3778cba5f8..b27c6add75 100644
--- a/src/qml/jsapi/qjsengine.cpp
+++ b/src/qml/jsapi/qjsengine.cpp
@@ -53,6 +53,7 @@
 #include <private/qv4qobjectwrapper_p.h>
 #include <private/qv4stackframe_p.h>
 #include <private/qv4module_p.h>
+#include <private/qv4symbol_p.h>
 
 #include <QtCore/qdatetime.h>
 #include <QtCore/qmetaobject.h>
@@ -591,6 +592,22 @@ QJSValue QJSEngine::newObject()
 }
 
 /*!
+  \since 6.2
+
+  Creates a JavaScript object of class Symbol, with value \a name.
+
+  The prototype of the created object will be the Symbol prototype object.
+
+  \sa newString()
+*/
+QJSValue QJSEngine::newSymbol(const QString &name)
+{
+    QV4::Scope scope(m_v4Engine);
+    QV4::ScopedValue v(scope, QV4::Symbol::create(m_v4Engine, u'@' + name));
+    return QJSValuePrivate::fromReturnedValue(v->asReturnedValue());
+}
+
+/*!
   \since 5.12
 
   Creates a JavaScript object of class Error, with \a message as the error