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Fix warning reported in out_events when Registry is None (#5716)

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This commit is contained in:
Pierre Krieger
2020-04-22 00:36:12 +02:00
committed by GitHub
parent f5d7b5bc92
commit 25c3ab2c1e
1 changed files with 4 additions and 4 deletions
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substrate/client/network/src/service/out_events.rs
+4 -4
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@@ -97,10 +97,10 @@ impl Stream for Receiver {
fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context) -> Poll<Option<Event>> {
if let Some(ev) = ready!(Pin::new(&mut self.inner).poll_next(cx)) {
let metrics = self.metrics.lock().clone();
if let Some(Some(metrics)) = metrics.as_ref().map(|m| &**m) {
metrics.event_out(&ev, self.name);
} else {
log::warn!("Inconsistency in out_events: event happened before sender associated");
match metrics.as_ref().map(|m| m.as_ref()) {
Some(Some(metrics)) => metrics.event_out(&ev, self.name),
Some(None) => (), // no registry
None => log::warn!("Inconsistency in out_events: event happened before sender associated"),
}
Poll::Ready(Some(ev))
} else {