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preserves
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Win from avoiding some allocation

This commit is contained in:
Tony Garnock-Jones 2022-07-13 14:01:20 +02:00
parent 17707b8421
commit 18b9cb5df4
1 changed files with 1 additions and 1 deletions
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implementations/rust/preserves/src/value/iolist.rs
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@ -36,7 +36,7 @@ impl IOList {
pub fn write_all(&mut self, cow: Cow<'_, [u8]>) { pub fn write_all(&mut self, cow: Cow<'_, [u8]>) {
self.len += cow.len(); self.len += cow.len();
match cow { match cow {
Cow::Borrowed(bs) => self.chunks.push(bs.to_owned()), Cow::Borrowed(bs) => self.rightmost_chunk().extend_from_slice(bs),
Cow::Owned(bs) => self.chunks.push(bs), Cow::Owned(bs) => self.chunks.push(bs),
} }
} }