Function class_method_tail

tests/test_parallel.c:546–562

}

static const char *class_method_tail(const char *qn) {
    if (!qn) {
        return NULL;
    }
    const char *last = strrchr(qn, '.');
    if (!last || last == qn) {
        return NULL;
    }
    const char *second = last;
    while (second > qn) {
        second--;
        if (*second == '.') {
            return second == qn ? qn : second + 1;
        }
    }
    return qn;
}

static const cbm_gbuf_node_t *find_unique_callable_node_by_tail(const cbm_gbuf_t *gbuf,
                                                                const char *tail) {