Function discardTransaction

app/redis-6.2.6/src/multi.c:83–88

}

void discardTransaction(client *c) {
    freeClientMultiState(c);
    initClientMultiState(c);
    c->flags &= ~(CLIENT_MULTI|CLIENT_DIRTY_CAS|CLIENT_DIRTY_EXEC);
    unwatchAllKeys(c);
}

/* Flag the transaction as DIRTY_EXEC so that EXEC will fail.
 * Should be called every time there is an error while queueing a command. */