From c7e8d5c5cd67879c400885a7cbf6700f3742779e Mon Sep 17 00:00:00 2001
From: Zhe Wu <halfprice@users.noreply.github.com>
Date: Wed, 17 Jan 2024 14:36:44 -0800
Subject: [PATCH] HistogramCollector format cleanup (#15753)

## Description

Describe the changes or additions included in this PR.

## Test Plan

How did you test the new or updated feature?

---
If your changes are not user-facing and do not break anything, you can
skip the following section. Otherwise, please briefly describe what has
changed under the Release Notes section.

### Type of Change (Check all that apply)

- [ ] protocol change
- [ ] user-visible impact
- [ ] breaking change for a client SDKs
- [ ] breaking change for FNs (FN binary must upgrade)
- [ ] breaking change for validators or node operators (must upgrade
binaries)
- [ ] breaking change for on-chain data layout
- [ ] necessitate either a data wipe or data migration

### Release notes
---
 crates/mysten-metrics/src/histogram.rs | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/crates/mysten-metrics/src/histogram.rs b/crates/mysten-metrics/src/histogram.rs
index 2125ac3c35c3c8..8e7d8bf4aa67c3 100644
--- a/crates/mysten-metrics/src/histogram.rs
+++ b/crates/mysten-metrics/src/histogram.rs
@@ -224,9 +224,7 @@ impl HistogramCollector {
         const MAX_POINTS: usize = 500_000;
         loop {
             tokio::select! {
-             _ = &mut timeout => {
-                break;
-            },
+                _ = &mut timeout => break,
                 point = self.channel.recv() => {
                     count += 1;
                     if count > MAX_POINTS {
@@ -239,8 +237,8 @@ impl HistogramCollector {
                         // Histogram no longer exists
                         return Err(());
                     }
-                }
-                }
+                },
+            }
         }
         if count > MAX_POINTS {
             error!(