github-vet / github-vet/rangeloop-pointer-findings
bootic/bootic_events_persistence: backend/buffered_client.go; 13 LoC
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Description
Found a possible issue in [bootic/bootic_events_persistence](https://www.github.com/bootic/bootic_events_persistence) at [backend/buffered_client.go](https://github.com/bootic/bootic_events_persistence/blob/186bf72e49d768345455a160ed54833cb9b2e94a/backend/buffered_client.go#L28-L40)
Below is the message reported by the analyzer for this snippet of code. Beware that the analyzer only reports the first issue it finds, so please do not limit your consideration to the contents of the below message.
> range-loop variable i used in defer or goroutine at line 33
[Click here to see the code in its original context.](https://github.com/bootic/bootic_events_persistence/blob/186bf72e49d768345455a160ed54833cb9b2e94a/backend/buffered_client.go#L28-L40)
Click here to show the 13 line(s) of Go which triggered the analyzer.
```go
for i := range cl.clients {
go func() {
defer func() {
if err := recover(); err != nil {
log.Println("Goroutine failed:", cl.clients[i], err)
}
}()
cl.clients[i].Submit()
}()
}
```
Leave a reaction on this issue to contribute to the project by classifying this instance as a **Bug** :-1:, **Mitigated** :+1:, or **Desirable Behavior** :rocket:
See the descriptions of the classifications [here](https://github.com/github-vet/rangeclosure-findings#how-can-i-help) for more information.
commit ID: 186bf72e49d768345455a160ed54833cb9b2e94a
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Research direction
Open backend/buffered_client.go at lines 28-40 and inspect the range loop, deferred recovery, and goroutine calls. Confirm whether the reported range-loop capture is a bug, mitigated, or desirable behavior; the issue is complete when one of those classifications is supported by the code’s behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- go
- Domain
- backend
- Issue type
- Bug
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 42/100