JavaScriptCore-576.tar.gz

[apple/javascriptcore.git] / runtime / StringObject.cpp

diff --git a/runtime/StringObject.cpp b/runtime/StringObject.cpp
index fb44498a57e1a7274358abcbe8f9eb4bd14dc6b9..f8e0e872b40c549006080e50f3228bedf98b91b3 100644 (file)
--- a/runtime/StringObject.cpp
+++ b/runtime/StringObject.cpp
@@ -29,19 +29,19 @@ ASSERT_CLASS_FITS_IN_CELL(StringObject);
 
 const ClassInfo StringObject::info = { "String", 0, 0, 0 };
 
-StringObject::StringObject(ExecState* exec, PassRefPtr<Structure> structure)
+StringObject::StringObject(ExecState* exec, NonNullPassRefPtr<Structure> structure)
     : JSWrapperObject(structure)
 {
     setInternalValue(jsEmptyString(exec));
 }
 
-StringObject::StringObject(PassRefPtr<Structure> structure, JSString* string)
+StringObject::StringObject(NonNullPassRefPtr<Structure> structure, JSString* string)
     : JSWrapperObject(structure)
 {
     setInternalValue(string);
 }
 
-StringObject::StringObject(ExecState* exec, PassRefPtr<Structure> structure, const UString& string)
+StringObject::StringObject(ExecState* exec, NonNullPassRefPtr<Structure> structure, const UString& string)
     : JSWrapperObject(structure)
 {
     setInternalValue(jsString(exec, string));
@@ -61,6 +61,13 @@ bool StringObject::getOwnPropertySlot(ExecState* exec, unsigned propertyName, Pr
     return JSObject::getOwnPropertySlot(exec, Identifier::from(exec, propertyName), slot);
 }
 
+bool StringObject::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)
+{
+    if (internalValue()->getStringPropertyDescriptor(exec, propertyName, descriptor))
+        return true;    
+    return JSObject::getOwnPropertyDescriptor(exec, propertyName, descriptor);
+}
+
 void StringObject::put(ExecState* exec, const Identifier& propertyName, JSValue value, PutPropertySlot& slot)
 {
     if (propertyName == exec->propertyNames().length)
@@ -72,30 +79,21 @@ bool StringObject::deleteProperty(ExecState* exec, const Identifier& propertyNam
 {
     if (propertyName == exec->propertyNames().length)
         return false;
+    bool isStrictUInt32;
+    unsigned i = propertyName.toStrictUInt32(&isStrictUInt32);
+    if (isStrictUInt32 && internalValue()->canGetIndex(i))
+        return false;
     return JSObject::deleteProperty(exec, propertyName);
 }
 
-void StringObject::getPropertyNames(ExecState* exec, PropertyNameArray& propertyNames)
+void StringObject::getOwnPropertyNames(ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)
 {
-    int size = internalValue()->value().size();
+    int size = internalValue()->length();
     for (int i = 0; i < size; ++i)
         propertyNames.add(Identifier(exec, UString::from(i)));
-    return JSObject::getPropertyNames(exec, propertyNames);
-}
-
-UString StringObject::toString(ExecState*) const
-{
-    return internalValue()->value();
-}
-
-UString StringObject::toThisString(ExecState*) const
-{
-    return internalValue()->value();
-}
-
-JSString* StringObject::toThisJSString(ExecState*)
-{
-    return internalValue();
+    if (mode == IncludeDontEnumProperties)
+        propertyNames.add(exec->propertyNames().length);
+    return JSObject::getOwnPropertyNames(exec, propertyNames, mode);
 }
 
 } // namespace JSC