Function raxNext

app/redis-6.2.6/src/rax.c:1696–1706

Go to the next element in the scope of the iterator 'it'. * If EOF (or out of memory) is reached, 0 is returned, otherwise 1 is * returned. In case 0 is returned because of OOM, errno is set to ENOMEM. */

 * If EOF (or out of memory) is reached, 0 is returned, otherwise 1 is
 * returned. In case 0 is returned because of OOM, errno is set to ENOMEM. */
int raxNext(raxIterator *it) {
    if (!raxIteratorNextStep(it,0)) {
        errno = ENOMEM;
        return 0;
    }
    if (it->flags & RAX_ITER_EOF) {
        errno = 0;
        return 0;
    }
    return 1;
}

/* Go to the previous element in the scope of the iterator 'it'.
 * If EOF (or out of memory) is reached, 0 is returned, otherwise 1 is