* stub-indexing binary libraries). And in general, querying the symbol names provider might be faster since its sets are cached, which is
 * not necessarily the case for declaration providers (e.g. the IDE declaration provider hitting the index without caching).
 *
 * However, since symbol names providers may not be able to compute name sets per their contract, we may have to fall back to the

                if (receiverExpression !is KtDotQualifiedExpression) {
                    // If the receiver is not a KtDotQualifiedExpression, it means we are hitting the end of nested receivers. In other
                    // words, this receiver expression should be pointing at an unqualified name of a class, whose class ID is
                    // `outerClassId`.