QmlJS: Move commonly used functions to qmlutils.h.

Change-Id: I22376d96fe575bc00a55094c06af80e32a5587e6
Reviewed-on: http://codereview.qt-project.org/6238
Sanity-Review: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@nokia.com>

src/libs/qmljs/qmljsutils.h

@@ -0,0 +1,44 @@
+#ifndef QMLJS_QMLJSUTILS_H
+#define QMLJS_QMLJSUTILS_H
+
+#include "qmljs_global.h"
+#include "parser/qmljsastfwd_p.h"
+#include "parser/qmljsengine_p.h"
+
+#include <QtGui/QColor>
+
+namespace QmlJS {
+
+QMLJS_EXPORT QColor toQColor(const QString &qmlColorString);
+QMLJS_EXPORT QString toString(AST::UiQualifiedId *qualifiedId,
+                              const QChar delimiter = QLatin1Char('.'));
+
+QMLJS_EXPORT AST::SourceLocation locationFromRange(const AST::SourceLocation &start,
+                                                   const AST::SourceLocation &end);
+
+QMLJS_EXPORT AST::SourceLocation fullLocationForQualifiedId(AST::UiQualifiedId *);
+
+QMLJS_EXPORT QString idOfObject(AST::UiObjectDefinition *object);
+QMLJS_EXPORT QString idOfObject(AST::UiObjectBinding *object);
+QMLJS_EXPORT QString idOfObject(AST::UiObjectInitializer *initializer);
+
+QMLJS_EXPORT AST::UiObjectInitializer *initializerOfObject(AST::Node *node);
+QMLJS_EXPORT AST::UiQualifiedId *qualifiedTypeNameId(AST::Node *node);
+
+QMLJS_EXPORT bool isValidBuiltinPropertyType(const QString &name);
+
+QMLJS_EXPORT DiagnosticMessage errorMessage(const AST::SourceLocation &loc,
+                                            const QString &message);
+
+template <class T>
+DiagnosticMessage errorMessage(const T *node, const QString &message)
+{
+    return DiagnosticMessage(DiagnosticMessage::Error,
+                             locationFromRange(node->firstSourceLocation(),
+                                               node->lastSourceLocation()),
+                             message);
+}
+
+} // namespace QmlJS
+
+#endif // QMLJS_QMLJSUTILS_H