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.cpp

@@ -0,0 +1,162 @@
+#include "qmljsutils.h"
+
+#include "parser/qmljsast_p.h"
+
+using namespace QmlJS;
+using namespace QmlJS::AST;
+
+namespace {
+class SharedData
+{
+public:
+    SharedData()
+    {
+        validBuiltinPropertyNames.insert(QLatin1String("action"));
+        validBuiltinPropertyNames.insert(QLatin1String("bool"));
+        validBuiltinPropertyNames.insert(QLatin1String("color"));
+        validBuiltinPropertyNames.insert(QLatin1String("date"));
+        validBuiltinPropertyNames.insert(QLatin1String("double"));
+        validBuiltinPropertyNames.insert(QLatin1String("enumeration"));
+        validBuiltinPropertyNames.insert(QLatin1String("font"));
+        validBuiltinPropertyNames.insert(QLatin1String("int"));
+        validBuiltinPropertyNames.insert(QLatin1String("list"));
+        validBuiltinPropertyNames.insert(QLatin1String("point"));
+        validBuiltinPropertyNames.insert(QLatin1String("real"));
+        validBuiltinPropertyNames.insert(QLatin1String("rect"));
+        validBuiltinPropertyNames.insert(QLatin1String("size"));
+        validBuiltinPropertyNames.insert(QLatin1String("string"));
+        validBuiltinPropertyNames.insert(QLatin1String("time"));
+        validBuiltinPropertyNames.insert(QLatin1String("url"));
+        validBuiltinPropertyNames.insert(QLatin1String("var"));
+        validBuiltinPropertyNames.insert(QLatin1String("variant")); // obsolete in Qt 5
+        validBuiltinPropertyNames.insert(QLatin1String("vector3d"));
+        validBuiltinPropertyNames.insert(QLatin1String("alias"));
+    }
+
+    QSet<QString> validBuiltinPropertyNames;
+};
+} // anonymous namespace
+Q_GLOBAL_STATIC(SharedData, sharedData)
+
+QColor QmlJS::toQColor(const QString &qmlColorString)
+{
+    QColor color;
+    if (qmlColorString.size() == 9 && qmlColorString.at(0) == QLatin1Char('#')) {
+        bool ok;
+        const int alpha = qmlColorString.mid(1, 2).toInt(&ok, 16);
+        if (ok) {
+            QString name(qmlColorString.at(0));
+            name.append(qmlColorString.right(6));
+            if (QColor::isValidColor(name)) {
+                color.setNamedColor(name);
+                color.setAlpha(alpha);
+            }
+        }
+    } else {
+        if (QColor::isValidColor(qmlColorString))
+            color.setNamedColor(qmlColorString);
+    }
+    return color;
+}
+
+QString QmlJS::toString(UiQualifiedId *qualifiedId, QChar delimiter)
+{
+    QString result;
+
+    for (UiQualifiedId *iter = qualifiedId; iter; iter = iter->next) {
+        if (iter != qualifiedId)
+            result += delimiter;
+
+        result += iter->name;
+    }
+
+    return result;
+}
+
+
+SourceLocation QmlJS::locationFromRange(const SourceLocation &start,
+                                        const SourceLocation &end)
+{
+    return SourceLocation(start.offset,
+                          end.end() - start.begin(),
+                          start.startLine,
+                          start.startColumn);
+}
+
+SourceLocation QmlJS::fullLocationForQualifiedId(AST::UiQualifiedId *qualifiedId)
+{
+    SourceLocation start = qualifiedId->identifierToken;
+    SourceLocation end = qualifiedId->identifierToken;
+
+    for (UiQualifiedId *iter = qualifiedId; iter; iter = iter->next) {
+        if (iter->identifierToken.isValid())
+            end = iter->identifierToken;
+    }
+
+    return locationFromRange(start, end);
+}
+
+QString QmlJS::idOfObject(UiObjectDefinition *object)
+{
+    if (!object)
+        return QString();
+    return idOfObject(object->initializer);
+}
+QString QmlJS::idOfObject(UiObjectBinding *object)
+{
+    if (!object)
+        return QString();
+    return idOfObject(object->initializer);
+}
+QString QmlJS::idOfObject(UiObjectInitializer *initializer)
+{
+    if (!initializer)
+        return QString();
+
+    for (UiObjectMemberList *iter = initializer->members; iter; iter = iter->next) {
+        if (UiScriptBinding *script = cast<UiScriptBinding*>(iter->member)) {
+            if (!script->qualifiedId)
+                continue;
+            if (script->qualifiedId->next)
+                continue;
+            if (script->qualifiedId->name != QLatin1String("id"))
+                continue;
+            if (ExpressionStatement *expstmt = cast<ExpressionStatement *>(script->statement)) {
+                if (IdentifierExpression *idexp = cast<IdentifierExpression *>(expstmt->expression)) {
+                    return idexp->name.toString();
+                }
+            }
+        }
+    }
+
+    return QString();
+}
+
+UiObjectInitializer *QmlJS::initializerOfObject(Node *node)
+{
+    if (UiObjectDefinition *definition = cast<UiObjectDefinition *>(node))
+        return definition->initializer;
+    if (UiObjectBinding *binding = cast<UiObjectBinding *>(node))
+        return binding->initializer;
+    return 0;
+}
+
+UiQualifiedId *QmlJS::qualifiedTypeNameId(Node *node)
+{
+    if (UiObjectBinding *binding = AST::cast<UiObjectBinding *>(node))
+        return binding->qualifiedTypeNameId;
+    else if (UiObjectDefinition *binding = AST::cast<UiObjectDefinition *>(node))
+        return binding->qualifiedTypeNameId;
+    return 0;
+}
+
+DiagnosticMessage QmlJS::errorMessage(const AST::SourceLocation &loc, const QString &message)
+{
+    return DiagnosticMessage(DiagnosticMessage::Error, loc, message);
+}
+
+bool QmlJS::isValidBuiltinPropertyType(const QString &name)
+{
+    return sharedData()->validBuiltinPropertyNames.contains(name);
+}
+