Lines Matching refs:extensible
6235 // 3. Let extensible be the value of the [[Extensible]] internal slot of O.
6237 bool extensible = JSObject::IsExtensible(object);
6239 return ValidateAndApplyPropertyDescriptor(isolate, it, extensible, desc,
6247 Isolate* isolate, bool extensible, PropertyDescriptor* desc,
6251 // Extensible, Desc, Current).
6253 isolate, NULL, extensible, desc, current, should_throw, property_name);
6260 Isolate* isolate, LookupIterator* it, bool extensible,
6275 // 2a. If extensible is false, return false.
6276 if (!extensible) {
7382 Maybe<bool> extensible = JSReceiver::IsExtensible(object);
7383 MAYBE_RETURN(extensible, Nothing<bool>());
7384 if (extensible.FromJust()) return Just(false);
7504 // be extensible.
7505 // TODO(adamk): Extend the NormalizedMapCache to handle non-extensible maps.
7697 // Create a new map, since other objects with this map may be extensible.
7698 // TODO(adamk): Extend the NormalizedMapCache to handle non-extensible maps.
15179 // In addition, if [[Extensible]] is false the value of the [[Class]] and
15183 // or [[Extensible]] must not violate the invariants defined in the preceding
