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Use drain() instead of reallocating.

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This commit is contained in:
Todd Mortimer 2021-04-05 16:10:32 -04:00
parent e1db863691
commit 064c2e08dc
1 changed files with 2 additions and 1 deletions
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3
src/extensions/idle.rs
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@ -177,7 +177,8 @@ impl<'a, T: Read + Write + 'a> Handle<'a, T> {
if rest.is_empty() { if rest.is_empty() {
v.clear(); v.clear();
} else if rest.len() != v.len() { } else if rest.len() != v.len() {
v = rest.into(); let used = v.len() - rest.len();
v.drain(0..used);
} }
}; };