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revset: do not evaluate roots() candidates three times

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This commit is contained in:
Yuya Nishihara 2023-04-07 12:44:22 +09:00
parent eef6a77aa4
commit ddff089286
1 changed files with 4 additions and 2 deletions
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6
lib/src/default_revset_engine.rs
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@ -688,8 +688,10 @@ impl<'index, 'heads> EvaluationContext<'index, 'heads> {
.revset_for_commit_ids(&self.composite_index.heads(&mut candidate_ids.iter())))
}
RevsetExpression::Roots(candidates) => {
let candidate_set = self.evaluate(candidates)?;
let (_, filled) = self.collect_dag_range(&*candidate_set, &*candidate_set);
let candidate_set = EagerRevset {
index_entries: self.evaluate(candidates)?.iter().collect(),
};
let (_, filled) = self.collect_dag_range(&candidate_set, &candidate_set);
let mut index_entries = vec![];
for candidate in candidate_set.iter() {
if !candidate