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rewrite: avoid an unnecessary clone
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@ -370,7 +370,7 @@ impl<'settings, 'repo> DescendantRebaser<'settings, 'repo> {
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let mut divergent = HashMap::new();
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for (old_commit, new_commits) in rewritten {
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if new_commits.len() == 1 {
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parent_mapping.insert(old_commit, vec![new_commits.iter().next().unwrap().clone()]);
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parent_mapping.insert(old_commit, vec![new_commits.into_iter().next().unwrap()]);
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} else {
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// The call to index.heads() is mostly to get a predictable order
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let new_commits = mut_repo.index().heads(&mut new_commits.iter());
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