QmlDesigner.Rewriter: Use the QmlJS Parser instead of the QDeclarativeEngine

The QmlJS Parser is checking the source file so we don't need to use the QmlEngine anymore.

src/plugins/qmldesigner/designercore/include/rewriterview.h

@@ -43,6 +43,10 @@
 #include <modelnode.h>
 #include <QScopedPointer>
 
+namespace QmlJS {
+class DiagnosticMessage;
+}
+
 
 namespace QmlDesigner {
 
@@ -77,7 +81,7 @@ public:
 
     public:
         Error();
-        Error(const QDeclarativeError &qmlError);
+        Error(const QmlJS::DiagnosticMessage &qmlError, const QUrl &document);
         Error(const QString &shortDescription);
         Error(Exception *exception);
 

src/plugins/qmldesigner/designercore/model/rewriterview.cpp

@@ -32,6 +32,8 @@
 #include <filemanager/firstdefinitionfinder.h>
 #include <customnotifications.h>
 
+#include <qmljs/parser/qmljsengine_p.h>
+
 #include "rewriterview.h"
 #include "rewritingexception.h"
 #include "textmodifier.h"
@@ -42,6 +44,8 @@
 #include "nodeproperty.h"
 #include "invalidmodelnodeexception.h"
 
+
+
 using namespace QmlDesigner::Internal;
 
 namespace QmlDesigner {
@@ -62,12 +66,12 @@ RewriterView::Error::Error(Exception *exception):
 {
 }
 
-RewriterView::Error::Error(const QDeclarativeError &qmlError):
+RewriterView::Error::Error(const QmlJS::DiagnosticMessage &qmlError, const QUrl &document):
         m_type(ParseError),
-        m_line(qmlError.line()),
-        m_column(qmlError.column()),
-        m_description(qmlError.description()),
-        m_url(qmlError.url())
+        m_line(qmlError.loc.startLine),
+        m_column(qmlError.loc.startColumn),
+        m_description(qmlError.message),
+        m_url(document)
 {
 }
 

src/plugins/qmldesigner/designercore/model/texttomodelmerger.cpp

@@ -46,8 +46,6 @@
 #include <qmljs/qmljsscopebuilder.h>
 #include <qmljs/parser/qmljsast_p.h>
 
-#include <QtDeclarative/QDeclarativeComponent>
-#include <QtDeclarative/QDeclarativeEngine>
 #include <QtCore/QSet>
 #include <QtGui/QMessageBox>
 
@@ -564,27 +562,6 @@ bool TextToModelMerger::load(const QString &data, DifferenceHandler &differenceH
     const QStringList importPaths = m_rewriterView->textModifier()->importPaths();
     setActive(true);
 
-    { // Have the QML engine check if the document is valid:
-        QDeclarativeEngine engine;
-        engine.setOutputWarningsToStandardError(false);
-        QDeclarativeComponent comp(&engine);
-        comp.setData(data.toUtf8(), url);
-        if (comp.status() == QDeclarativeComponent::Error) {
-            QList<RewriterView::Error> errors;
-            foreach (const QDeclarativeError &error, comp.errors())
-                errors.append(RewriterView::Error(error));
-            m_rewriterView->setErrors(errors);
-            setActive(false);
-            return false;
-        } else if (comp.status() == QDeclarativeComponent::Loading) {
-            // Probably loading remote components. Previous DOM behaviour was:
-            QList<RewriterView::Error> errors;
-            errors.append(RewriterView::Error());
-            m_rewriterView->setErrors(errors);
-            setActive(false);
-            return false;
-        }
-    }
 
     try {
         Snapshot snapshot = m_rewriterView->textModifier()->getSnapshot();
@@ -592,6 +569,16 @@ bool TextToModelMerger::load(const QString &data, DifferenceHandler &differenceH
         Document::Ptr doc = Document::create(fileName.isEmpty() ? QLatin1String("<internal>") : fileName);
         doc->setSource(data);
         doc->parseQml();
+
+        if (!doc->isParsedCorrectly()) {
+            QList<RewriterView::Error> errors;
+            foreach (const QmlJS::DiagnosticMessage &message, doc->diagnosticMessages())
+                errors.append(RewriterView::Error(message, QUrl::fromLocalFile(doc->fileName())));
+            m_rewriterView->setErrors(errors);
+            setActive(false);
+            return false;
+        }
+
         snapshot.insert(doc);
         ReadingContext ctxt(snapshot, doc, importPaths);