Imported WebKit commit 2ea9d364d0f6efa8fa64acf19f451504c59be0e4 (http://svn.webkit.org/repository/webkit/trunk@104285)

1 files changed, 99 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/runtime/StringObject.cpp b/Source/JavaScriptCore/runtime/StringObject.cpp
new file mode 100644
index 000000000..4a24698fb
--- /dev/null
+++ b/Source/JavaScriptCore/runtime/StringObject.cpp
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+/*
+ *  Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
+ *  Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#include "config.h"
+#include "StringObject.h"
+
+#include "PropertyNameArray.h"
+
+namespace JSC {
+
+ASSERT_CLASS_FITS_IN_CELL(StringObject);
+ASSERT_HAS_TRIVIAL_DESTRUCTOR(StringObject);
+
+const ClassInfo StringObject::s_info = { "String", &JSWrapperObject::s_info, 0, 0, CREATE_METHOD_TABLE(StringObject) };
+
+StringObject::StringObject(JSGlobalData& globalData, Structure* structure)
+    : JSWrapperObject(globalData, structure)
+{
+}
+
+void StringObject::finishCreation(JSGlobalData& globalData, JSString* string)
+{
+    Base::finishCreation(globalData);
+    ASSERT(inherits(&s_info));
+    setInternalValue(globalData, string);
+}
+
+bool StringObject::getOwnPropertySlot(JSCell* cell, ExecState* exec, const Identifier& propertyName, PropertySlot& slot)
+{
+    StringObject* thisObject = jsCast<StringObject*>(cell);
+    if (thisObject->internalValue()->getStringPropertySlot(exec, propertyName, slot))
+        return true;
+    return JSObject::getOwnPropertySlot(thisObject, exec, propertyName, slot);
+}
+    
+bool StringObject::getOwnPropertySlotByIndex(JSCell* cell, ExecState* exec, unsigned propertyName, PropertySlot& slot)
+{
+    StringObject* thisObject = jsCast<StringObject*>(cell);
+    if (thisObject->internalValue()->getStringPropertySlot(exec, propertyName, slot))
+        return true;    
+    return JSObject::getOwnPropertySlot(thisObject, exec, Identifier::from(exec, propertyName), slot);
+}
+
+bool StringObject::getOwnPropertyDescriptor(JSObject* object, ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)
+{
+    StringObject* thisObject = jsCast<StringObject*>(object);
+    if (thisObject->internalValue()->getStringPropertyDescriptor(exec, propertyName, descriptor))
+        return true;    
+    return JSObject::getOwnPropertyDescriptor(thisObject, exec, propertyName, descriptor);
+}
+
+void StringObject::put(JSCell* cell, ExecState* exec, const Identifier& propertyName, JSValue value, PutPropertySlot& slot)
+{
+    if (propertyName == exec->propertyNames().length)
+        return;
+    JSObject::put(cell, exec, propertyName, value, slot);
+}
+
+bool StringObject::deleteProperty(JSCell* cell, ExecState* exec, const Identifier& propertyName)
+{
+    StringObject* thisObject = jsCast<StringObject*>(cell);
+    if (propertyName == exec->propertyNames().length)
+        return false;
+    bool isStrictUInt32;
+    unsigned i = propertyName.toUInt32(isStrictUInt32);
+    if (isStrictUInt32 && thisObject->internalValue()->canGetIndex(i))
+        return false;
+    return JSObject::deleteProperty(thisObject, exec, propertyName);
+}
+
+void StringObject::getOwnPropertyNames(JSObject* object, ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)
+{
+    StringObject* thisObject = jsCast<StringObject*>(object);
+    int size = thisObject->internalValue()->length();
+    for (int i = 0; i < size; ++i)
+        propertyNames.add(Identifier(exec, UString::number(i)));
+    if (mode == IncludeDontEnumProperties)
+        propertyNames.add(exec->propertyNames().length);
+    return JSObject::getOwnPropertyNames(thisObject, exec, propertyNames, mode);
+}
+
+} // namespace JSC