Message committed before processing
Review this JavaScript Kafka-style consumer. It should not lose or double-process messages.
What a strong answer looks like
Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix, specific and kind.
0:00 of about 18 min
Mark a line and say what kind of problem it is.0 findings
1consumer.on('message', async (msg) => {
2 await consumer.commitOffset(msg); // mark consumed
3 await processPayment(msg.value); // do the work
4});
Which questions mattered is sealed until you submit. Telling you now would just be handing over the edge cases.
Run or narrate your approach, then ask the coach.