757         if (result.FromJust() != ABSENT) return Just(true);  in HasProperty()
765         return Just(result.FromJust() != ABSENT);  in HasProperty()
1358     if (result.IsJust() && result.FromJust() != ABSENT) return result;  in GetPropertyAttributesWithFailedAccessCheck()
1363   return Just(ABSENT);  in GetPropertyAttributesWithFailedAccessCheck()
4099           done = maybe_attributes.FromJust() != ABSENT;  in SetPropertyInternal()
5122   if (!found.FromJust()) return Just(ABSENT);  in GetPropertyAttributes()
5391     return Just(ABSENT);  in GetPropertyAttributesWithInterceptor()
5444   return Just(ABSENT);  in GetPropertyAttributesWithInterceptor()
5461         if (result.FromJust() != ABSENT) return result;  in GetPropertyAttributes()
5468         return Just(ABSENT);  in GetPropertyAttributes()
5474   return Just(ABSENT);  in GetPropertyAttributes()
6084   return maybe.FromJust() != ABSENT;  in HasHiddenProperties()
6435     if (attrs == ABSENT) continue;  in DefineProperties()
7256   if (attrs == ABSENT) return Just(false);  in GetOwnPropertyDescriptor()