void JSNodeFilter::visitChildren(JSCell* cell, SlotVisitor& visitor)
{
JSNodeFilter* thisObject = jsCast<JSNodeFilter*>(cell);
ASSERT_GC_OBJECT_INHERITS(thisObject, &s_info);
COMPILE_ASSERT(StructureFlags & OverridesVisitChildren, OverridesVisitChildrenWithoutSettingFlag);
ASSERT(thisObject->structure()->typeInfo().overridesVisitChildren());
Base::visitChildren(thisObject, visitor);
visitor.addOpaqueRoot(thisObject->impl());
}
EncodedJSValue JSC_HOST_CALL jsNodeFilterPrototypeFunctionAcceptNode(ExecState* exec)
{
JSValue thisValue = exec->hostThisValue();
if (!thisValue.inherits(&JSNodeFilter::s_info))
return throwVMTypeError(exec);
JSNodeFilter* castedThis = static_cast<JSNodeFilter*>(asObject(thisValue));
NodeFilter* imp = static_cast<NodeFilter*>(castedThis->impl());
Node* n(toNode(exec->argument(0)));
if (exec->hadException())
return JSValue::encode(jsUndefined());
JSC::JSValue result = jsNumber(imp->acceptNode(exec, n));
if (exec->hadException())
return JSValue::encode(jsUndefined());
return JSValue::encode(result);
}