* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#include "APIShims.h"
#include "APICast.h"
#include "Error.h"
+#include "ExceptionHelpers.h"
#include "JSCallbackFunction.h"
#include "JSClassRef.h"
+#include "JSFunction.h"
#include "JSGlobalObject.h"
#include "JSLock.h"
#include "JSObjectRef.h"
template <class Base>
inline JSCallbackObject<Base>* JSCallbackObject<Base>::asCallbackObject(JSValue value)
{
- ASSERT(asObject(value)->inherits(&info));
+ ASSERT(asObject(value)->inherits(&s_info));
return static_cast<JSCallbackObject*>(asObject(value));
}
template <class Base>
-JSCallbackObject<Base>::JSCallbackObject(ExecState* exec, PassRefPtr<Structure> structure, JSClassRef jsClass, void* data)
- : Base(structure)
- , m_callbackObjectData(new JSCallbackObjectData(data, jsClass))
+JSCallbackObject<Base>::JSCallbackObject(ExecState* exec, JSGlobalObject* globalObject, Structure* structure, JSClassRef jsClass, void* data)
+ : Base(globalObject, structure)
+ , m_callbackObjectData(adoptPtr(new JSCallbackObjectData(data, jsClass)))
{
+ ASSERT(Base::inherits(&s_info));
init(exec);
}
// Global object constructor.
// FIXME: Move this into a separate JSGlobalCallbackObject class derived from this one.
template <class Base>
-JSCallbackObject<Base>::JSCallbackObject(JSClassRef jsClass)
- : Base()
- , m_callbackObjectData(new JSCallbackObjectData(0, jsClass))
+JSCallbackObject<Base>::JSCallbackObject(JSGlobalData& globalData, JSClassRef jsClass, Structure* structure)
+ : Base(globalData, structure)
+ , m_callbackObjectData(adoptPtr(new JSCallbackObjectData(0, jsClass)))
{
+ ASSERT(Base::inherits(&s_info));
ASSERT(Base::isGlobalObject());
init(static_cast<JSGlobalObject*>(this)->globalExec());
}
// initialize from base to derived
for (int i = static_cast<int>(initRoutines.size()) - 1; i >= 0; i--) {
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
JSObjectInitializeCallback initialize = initRoutines[i];
initialize(toRef(exec), toRef(this));
}
-}
-template <class Base>
-JSCallbackObject<Base>::~JSCallbackObject()
-{
- JSObjectRef thisRef = toRef(this);
-
- for (JSClassRef jsClass = classRef(); jsClass; jsClass = jsClass->parentClass)
- if (JSObjectFinalizeCallback finalize = jsClass->finalize)
- finalize(thisRef);
+ bool needsFinalizer = false;
+ for (JSClassRef jsClassPtr = classRef(); jsClassPtr && !needsFinalizer; jsClassPtr = jsClassPtr->parentClass)
+ needsFinalizer = jsClassPtr->finalize;
+ if (needsFinalizer) {
+ HandleSlot slot = exec->globalData().allocateGlobalHandle();
+ HandleHeap::heapFor(slot)->makeWeak(slot, m_callbackObjectData.get(), classRef());
+ HandleHeap::heapFor(slot)->writeBarrier(slot, this);
+ *slot = this;
+ }
}
template <class Base>
if (JSObjectHasPropertyCallback hasProperty = jsClass->hasProperty) {
if (!propertyNameRef)
propertyNameRef = OpaqueJSString::create(propertyName.ustring());
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
if (hasProperty(ctx, thisRef, propertyNameRef.get())) {
slot.setCustom(this, callbackGetter);
return true;
JSValueRef exception = 0;
JSValueRef value;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
value = getProperty(ctx, thisRef, propertyNameRef.get(), &exception);
}
- exec->setException(toJS(exec, exception));
- if (value) {
- slot.setValue(toJS(exec, value));
- return true;
- }
if (exception) {
+ throwError(exec, toJS(exec, exception));
slot.setValue(jsUndefined());
return true;
}
+ if (value) {
+ slot.setValue(toJS(exec, value));
+ return true;
+ }
}
if (OpaqueJSClassStaticValuesTable* staticValues = jsClass->staticValues(exec)) {
- if (staticValues->contains(propertyName.ustring().rep())) {
- slot.setCustom(this, staticValueGetter);
- return true;
+ if (staticValues->contains(propertyName.impl())) {
+ JSValue value = getStaticValue(exec, propertyName);
+ if (value) {
+ slot.setValue(value);
+ return true;
+ }
}
}
if (OpaqueJSClassStaticFunctionsTable* staticFunctions = jsClass->staticFunctions(exec)) {
- if (staticFunctions->contains(propertyName.ustring().rep())) {
+ if (staticFunctions->contains(propertyName.impl())) {
slot.setCustom(this, staticFunctionGetter);
return true;
}
}
template <class Base>
-bool JSCallbackObject<Base>::getOwnPropertySlot(ExecState* exec, unsigned propertyName, PropertySlot& slot)
+bool JSCallbackObject<Base>::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)
{
- return getOwnPropertySlot(exec, Identifier::from(exec, propertyName), slot);
+ PropertySlot slot;
+ if (getOwnPropertySlot(exec, propertyName, slot)) {
+ // Ideally we should return an access descriptor, but returning a value descriptor is better than nothing.
+ JSValue value = slot.getValue(exec, propertyName);
+ if (!exec->hadException())
+ descriptor.setValue(value);
+ // We don't know whether the property is configurable, but assume it is.
+ descriptor.setConfigurable(true);
+ // We don't know whether the property is enumerable (we could call getOwnPropertyNames() to find out), but assume it isn't.
+ descriptor.setEnumerable(false);
+ return true;
+ }
+
+ return Base::getOwnPropertyDescriptor(exec, propertyName, descriptor);
}
template <class Base>
JSValueRef exception = 0;
bool result;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
result = setProperty(ctx, thisRef, propertyNameRef.get(), valueRef, &exception);
}
- exec->setException(toJS(exec, exception));
+ if (exception)
+ throwError(exec, toJS(exec, exception));
if (result || exception)
return;
}
if (OpaqueJSClassStaticValuesTable* staticValues = jsClass->staticValues(exec)) {
- if (StaticValueEntry* entry = staticValues->get(propertyName.ustring().rep())) {
+ if (StaticValueEntry* entry = staticValues->get(propertyName.impl())) {
if (entry->attributes & kJSPropertyAttributeReadOnly)
return;
if (JSObjectSetPropertyCallback setProperty = entry->setProperty) {
JSValueRef exception = 0;
bool result;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
result = setProperty(ctx, thisRef, propertyNameRef.get(), valueRef, &exception);
}
- exec->setException(toJS(exec, exception));
+ if (exception)
+ throwError(exec, toJS(exec, exception));
if (result || exception)
return;
- } else
- throwError(exec, ReferenceError, "Attempt to set a property that is not settable.");
+ }
}
}
if (OpaqueJSClassStaticFunctionsTable* staticFunctions = jsClass->staticFunctions(exec)) {
- if (StaticFunctionEntry* entry = staticFunctions->get(propertyName.ustring().rep())) {
+ if (StaticFunctionEntry* entry = staticFunctions->get(propertyName.impl())) {
if (entry->attributes & kJSPropertyAttributeReadOnly)
return;
- JSCallbackObject<Base>::putDirect(propertyName, value); // put as override property
+ JSCallbackObject<Base>::putDirect(exec->globalData(), propertyName, value); // put as override property
return;
}
}
JSValueRef exception = 0;
bool result;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
result = deleteProperty(ctx, thisRef, propertyNameRef.get(), &exception);
}
- exec->setException(toJS(exec, exception));
+ if (exception)
+ throwError(exec, toJS(exec, exception));
if (result || exception)
return true;
}
if (OpaqueJSClassStaticValuesTable* staticValues = jsClass->staticValues(exec)) {
- if (StaticValueEntry* entry = staticValues->get(propertyName.ustring().rep())) {
+ if (StaticValueEntry* entry = staticValues->get(propertyName.impl())) {
if (entry->attributes & kJSPropertyAttributeDontDelete)
return false;
return true;
}
if (OpaqueJSClassStaticFunctionsTable* staticFunctions = jsClass->staticFunctions(exec)) {
- if (StaticFunctionEntry* entry = staticFunctions->get(propertyName.ustring().rep())) {
+ if (StaticFunctionEntry* entry = staticFunctions->get(propertyName.impl())) {
if (entry->attributes & kJSPropertyAttributeDontDelete)
return false;
return true;
}
template <class Base>
-JSObject* JSCallbackObject<Base>::construct(ExecState* exec, JSObject* constructor, const ArgList& args)
+EncodedJSValue JSCallbackObject<Base>::construct(ExecState* exec)
{
+ JSObject* constructor = exec->callee();
JSContextRef execRef = toRef(exec);
JSObjectRef constructorRef = toRef(constructor);
for (JSClassRef jsClass = static_cast<JSCallbackObject<Base>*>(constructor)->classRef(); jsClass; jsClass = jsClass->parentClass) {
if (JSObjectCallAsConstructorCallback callAsConstructor = jsClass->callAsConstructor) {
- int argumentCount = static_cast<int>(args.size());
+ int argumentCount = static_cast<int>(exec->argumentCount());
Vector<JSValueRef, 16> arguments(argumentCount);
for (int i = 0; i < argumentCount; i++)
- arguments[i] = toRef(exec, args.at(i));
+ arguments[i] = toRef(exec, exec->argument(i));
JSValueRef exception = 0;
JSObject* result;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
result = toJS(callAsConstructor(execRef, constructorRef, argumentCount, arguments.data(), &exception));
}
- exec->setException(toJS(exec, exception));
- return result;
+ if (exception)
+ throwError(exec, toJS(exec, exception));
+ return JSValue::encode(result);
}
}
ASSERT_NOT_REACHED(); // getConstructData should prevent us from reaching here
- return 0;
+ return JSValue::encode(JSValue());
}
template <class Base>
JSValueRef exception = 0;
bool result;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
result = hasInstance(execRef, thisRef, valueRef, &exception);
}
- exec->setException(toJS(exec, exception));
+ if (exception)
+ throwError(exec, toJS(exec, exception));
return result;
}
}
}
template <class Base>
-JSValue JSCallbackObject<Base>::call(ExecState* exec, JSObject* functionObject, JSValue thisValue, const ArgList& args)
+EncodedJSValue JSCallbackObject<Base>::call(ExecState* exec)
{
JSContextRef execRef = toRef(exec);
- JSObjectRef functionRef = toRef(functionObject);
- JSObjectRef thisObjRef = toRef(thisValue.toThisObject(exec));
+ JSObjectRef functionRef = toRef(exec->callee());
+ JSObjectRef thisObjRef = toRef(exec->hostThisValue().toThisObject(exec));
- for (JSClassRef jsClass = static_cast<JSCallbackObject<Base>*>(functionObject)->classRef(); jsClass; jsClass = jsClass->parentClass) {
+ for (JSClassRef jsClass = static_cast<JSCallbackObject<Base>*>(toJS(functionRef))->classRef(); jsClass; jsClass = jsClass->parentClass) {
if (JSObjectCallAsFunctionCallback callAsFunction = jsClass->callAsFunction) {
- int argumentCount = static_cast<int>(args.size());
+ int argumentCount = static_cast<int>(exec->argumentCount());
Vector<JSValueRef, 16> arguments(argumentCount);
for (int i = 0; i < argumentCount; i++)
- arguments[i] = toRef(exec, args.at(i));
+ arguments[i] = toRef(exec, exec->argument(i));
JSValueRef exception = 0;
JSValue result;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
result = toJS(exec, callAsFunction(execRef, functionRef, thisObjRef, argumentCount, arguments.data(), &exception));
}
- exec->setException(toJS(exec, exception));
- return result;
+ if (exception)
+ throwError(exec, toJS(exec, exception));
+ return JSValue::encode(result);
}
}
ASSERT_NOT_REACHED(); // getCallData should prevent us from reaching here
- return JSValue();
+ return JSValue::encode(JSValue());
}
template <class Base>
-void JSCallbackObject<Base>::getPropertyNames(ExecState* exec, PropertyNameArray& propertyNames)
+void JSCallbackObject<Base>::getOwnPropertyNames(ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)
{
JSContextRef execRef = toRef(exec);
JSObjectRef thisRef = toRef(this);
for (JSClassRef jsClass = classRef(); jsClass; jsClass = jsClass->parentClass) {
if (JSObjectGetPropertyNamesCallback getPropertyNames = jsClass->getPropertyNames) {
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
getPropertyNames(execRef, thisRef, toRef(&propertyNames));
}
typedef OpaqueJSClassStaticValuesTable::const_iterator iterator;
iterator end = staticValues->end();
for (iterator it = staticValues->begin(); it != end; ++it) {
- UString::Rep* name = it->first.get();
+ StringImpl* name = it->first.get();
StaticValueEntry* entry = it->second;
- if (entry->getProperty && !(entry->attributes & kJSPropertyAttributeDontEnum))
+ if (entry->getProperty && (!(entry->attributes & kJSPropertyAttributeDontEnum) || (mode == IncludeDontEnumProperties)))
propertyNames.add(Identifier(exec, name));
}
}
typedef OpaqueJSClassStaticFunctionsTable::const_iterator iterator;
iterator end = staticFunctions->end();
for (iterator it = staticFunctions->begin(); it != end; ++it) {
- UString::Rep* name = it->first.get();
+ StringImpl* name = it->first.get();
StaticFunctionEntry* entry = it->second;
- if (!(entry->attributes & kJSPropertyAttributeDontEnum))
+ if (!(entry->attributes & kJSPropertyAttributeDontEnum) || (mode == IncludeDontEnumProperties))
propertyNames.add(Identifier(exec, name));
}
}
}
- Base::getPropertyNames(exec, propertyNames);
+ Base::getOwnPropertyNames(exec, propertyNames, mode);
}
template <class Base>
JSValueRef exception = 0;
JSValueRef value;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
value = convertToType(ctx, thisRef, kJSTypeNumber, &exception);
}
if (exception) {
- exec->setException(toJS(exec, exception));
+ throwError(exec, toJS(exec, exception));
return 0;
}
double dValue;
- return toJS(exec, value).getNumber(dValue) ? dValue : NaN;
+ if (value)
+ return toJS(exec, value).getNumber(dValue) ? dValue : NaN;
}
return Base::toNumber(exec);
JSValueRef exception = 0;
JSValueRef value;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
value = convertToType(ctx, thisRef, kJSTypeString, &exception);
}
if (exception) {
- exec->setException(toJS(exec, exception));
+ throwError(exec, toJS(exec, exception));
return "";
}
- return toJS(exec, value).getString();
+ if (value)
+ return toJS(exec, value).getString(exec);
}
return Base::toString(exec);
}
template <class Base>
-JSValue JSCallbackObject<Base>::staticValueGetter(ExecState* exec, const Identifier& propertyName, const PropertySlot& slot)
+JSValue JSCallbackObject<Base>::getStaticValue(ExecState* exec, const Identifier& propertyName)
{
- JSCallbackObject* thisObj = asCallbackObject(slot.slotBase());
-
- JSObjectRef thisRef = toRef(thisObj);
+ JSObjectRef thisRef = toRef(this);
RefPtr<OpaqueJSString> propertyNameRef;
- for (JSClassRef jsClass = thisObj->classRef(); jsClass; jsClass = jsClass->parentClass)
+ for (JSClassRef jsClass = classRef(); jsClass; jsClass = jsClass->parentClass)
if (OpaqueJSClassStaticValuesTable* staticValues = jsClass->staticValues(exec))
- if (StaticValueEntry* entry = staticValues->get(propertyName.ustring().rep()))
+ if (StaticValueEntry* entry = staticValues->get(propertyName.impl()))
if (JSObjectGetPropertyCallback getProperty = entry->getProperty) {
if (!propertyNameRef)
propertyNameRef = OpaqueJSString::create(propertyName.ustring());
JSValueRef exception = 0;
JSValueRef value;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
value = getProperty(toRef(exec), thisRef, propertyNameRef.get(), &exception);
}
- exec->setException(toJS(exec, exception));
+ if (exception) {
+ throwError(exec, toJS(exec, exception));
+ return jsUndefined();
+ }
if (value)
return toJS(exec, value);
- if (exception)
- return jsUndefined();
}
-
- return throwError(exec, ReferenceError, "Static value property defined with NULL getProperty callback.");
+
+ return JSValue();
}
template <class Base>
-JSValue JSCallbackObject<Base>::staticFunctionGetter(ExecState* exec, const Identifier& propertyName, const PropertySlot& slot)
+JSValue JSCallbackObject<Base>::staticFunctionGetter(ExecState* exec, JSValue slotBase, const Identifier& propertyName)
{
- JSCallbackObject* thisObj = asCallbackObject(slot.slotBase());
+ JSCallbackObject* thisObj = asCallbackObject(slotBase);
// Check for cached or override property.
PropertySlot slot2(thisObj);
for (JSClassRef jsClass = thisObj->classRef(); jsClass; jsClass = jsClass->parentClass) {
if (OpaqueJSClassStaticFunctionsTable* staticFunctions = jsClass->staticFunctions(exec)) {
- if (StaticFunctionEntry* entry = staticFunctions->get(propertyName.ustring().rep())) {
+ if (StaticFunctionEntry* entry = staticFunctions->get(propertyName.impl())) {
if (JSObjectCallAsFunctionCallback callAsFunction = entry->callAsFunction) {
- JSObject* o = new (exec) JSCallbackFunction(exec, callAsFunction, propertyName);
- thisObj->putDirect(propertyName, o, entry->attributes);
+
+ JSObject* o = new (exec) JSCallbackFunction(exec, asGlobalObject(thisObj->getAnonymousValue(0)), callAsFunction, propertyName);
+ thisObj->putDirect(exec->globalData(), propertyName, o, entry->attributes);
return o;
}
}
}
}
- return throwError(exec, ReferenceError, "Static function property defined with NULL callAsFunction callback.");
+ return throwError(exec, createReferenceError(exec, "Static function property defined with NULL callAsFunction callback."));
}
template <class Base>
-JSValue JSCallbackObject<Base>::callbackGetter(ExecState* exec, const Identifier& propertyName, const PropertySlot& slot)
+JSValue JSCallbackObject<Base>::callbackGetter(ExecState* exec, JSValue slotBase, const Identifier& propertyName)
{
- JSCallbackObject* thisObj = asCallbackObject(slot.slotBase());
+ JSCallbackObject* thisObj = asCallbackObject(slotBase);
JSObjectRef thisRef = toRef(thisObj);
RefPtr<OpaqueJSString> propertyNameRef;
JSValueRef exception = 0;
JSValueRef value;
{
- JSLock::DropAllLocks dropAllLocks(exec);
+ APICallbackShim callbackShim(exec);
value = getProperty(toRef(exec), thisRef, propertyNameRef.get(), &exception);
}
- exec->setException(toJS(exec, exception));
+ if (exception) {
+ throwError(exec, toJS(exec, exception));
+ return jsUndefined();
+ }
if (value)
return toJS(exec, value);
- if (exception)
- return jsUndefined();
}
- return throwError(exec, ReferenceError, "hasProperty callback returned true for a property that doesn't exist.");
+ return throwError(exec, createReferenceError(exec, "hasProperty callback returned true for a property that doesn't exist."));
}
} // namespace JSC