isNullAware property
Whether this method invocation is null aware (as opposed to non-null).
Implementation
@override
bool get isNullAware {
if (isCascaded) {
return _ancestorCascade.isNullAware;
}
return operator != null &&
(operator!.type == TokenType.QUESTION_PERIOD ||
operator!.type == TokenType.QUESTION_PERIOD_PERIOD);
}