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sum_tree: Utilize size_hint in TreeSet::extend (#34936)

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Collect the iterator instead of manually looping over it to utilize
possible size hints. Zed usually passes in owned `Vec`'s, meaning we get
to reuse memory as well.

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tidely 2025-07-23 10:57:57 +03:00 • committed by GitHub
parent 6122f46095
commit 7db110f48d
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1 changed files with 4 additions and 4 deletions
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8
crates/sum_tree/src/tree_map.rs
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@ -71,10 +71,10 @@ impl<K: Clone + Ord, V: Clone> TreeMap<K, V> {
} }
pub fn extend(&mut self, iter: impl IntoIterator<Item = (K, V)>) { pub fn extend(&mut self, iter: impl IntoIterator<Item = (K, V)>) {
let mut edits = Vec::new(); let edits: Vec<_> = iter
for (key, value) in iter { .into_iter()
edits.push(Edit::Insert(MapEntry { key, value })); .map(|(key, value)| Edit::Insert(MapEntry { key, value }))
} .collect();
self.0.edit(edits, &()); self.0.edit(edits, &());
} }