* "OuterClass", "InnerClass"]`.
     */
    private fun KtDotQualifiedExpression.fqNameSegments(): List<String>? {
        val qualifiers = generateSequence(this as KtExpression) { (it as? KtDotQualifiedExpression)?.receiverExpression }
            .map { (it as? KtDotQualifiedExpression)?.selectorExpression ?: it }
            .toList()
            .asReversed()