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rewrite: calculate new_commits later, remove it from state

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We only use `new_commits` in `update_heads()`, so let's calculate it
there. It should also be more correct in case other commits were
created after we initialized `DescendantRebaser`.
This commit is contained in:
Martin von Zweigbergk 2024-03-24 23:39:42 -07:00 committed by Martin von Zweigbergk
parent 5e7a4a2028
commit b3dd038907
1 changed files with 9 additions and 10 deletions
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19
lib/src/rewrite.rs
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@ -280,7 +280,6 @@ pub(crate) struct DescendantRebaser<'settings, 'repo> {
mut_repo: &'repo mut MutableRepo,
// In reverse order (parents after children), so we can remove the last one to rebase first.
to_visit: Vec<Commit>,
new_commits: HashSet<CommitId>,
rebased: HashMap<CommitId, CommitId>,
// Names of branches where local target includes the commit id in the key.
branches: HashMap<CommitId, HashSet<String>>,
@ -349,13 +348,6 @@ impl<'settings, 'repo> DescendantRebaser<'settings, 'repo> {
},
);
let new_commits = mut_repo
.parent_mapping
.values()
.flatten()
.cloned()
.collect();
// Build a map from commit to branches pointing to it, so we don't need to scan
// all branches each time we rebase a commit.
let mut branches: HashMap<_, HashSet<_>> = HashMap::new();
@ -372,7 +364,6 @@ impl<'settings, 'repo> DescendantRebaser<'settings, 'repo> {
settings,
mut_repo,
to_visit,
new_commits,
rebased: Default::default(),
branches,
heads_to_add,
@ -519,9 +510,17 @@ impl<'settings, 'repo> DescendantRebaser<'settings, 'repo> {
}
fn update_heads(&mut self) {
let new_commits: HashSet<_> = self
.mut_repo
.parent_mapping
.values()
.flatten()
.cloned()
.collect();
for old_parent_id in self.mut_repo.parent_mapping.keys() {
self.heads_to_add.remove(old_parent_id);
if !self.new_commits.contains(old_parent_id) || self.rebased.contains_key(old_parent_id) {
if !new_commits.contains(old_parent_id) || self.rebased.contains_key(old_parent_id) {
self.heads_to_remove.push(old_parent_id.clone());
}
}