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git: use HashMap to track failed branches internally in export_refs()

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This helps to filter out unexported refs in the next commit.
This commit is contained in:
Yuya Nishihara 2023-09-30 18:10:36 +09:00
parent 4d2402831a
commit aaf1bbcb4a
1 changed files with 13 additions and 23 deletions
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36
lib/src/git.rs
View file

@ -463,7 +463,7 @@ pub enum FailedRefExportReason {
struct RefsToExport {
branches_to_update: BTreeMap<RefName, (Option<Oid>, Oid)>,
branches_to_delete: BTreeMap<RefName, Oid>,
failed_branches: Vec<FailedRefExport>,
failed_branches: HashMap<RefName, FailedRefExportReason>,
}
/// Export changes to branches made in the Jujutsu repo compared to our last
@ -520,10 +520,7 @@ pub fn export_some_refs(
for (parsed_ref_name, old_oid) in branches_to_delete {
let git_ref_name = to_git_ref_name(&parsed_ref_name).unwrap();
if let Err(reason) = delete_git_ref(git_repo, &git_ref_name, old_oid) {
failed_branches.push(FailedRefExport {
name: parsed_ref_name,
reason,
});
failed_branches.insert(parsed_ref_name, reason);
} else {
let new_target = RefTarget::absent();
if let RefName::LocalBranch(branch) = &parsed_ref_name {
@ -539,10 +536,7 @@ pub fn export_some_refs(
for (parsed_ref_name, (old_oid, new_oid)) in branches_to_update {
let git_ref_name = to_git_ref_name(&parsed_ref_name).unwrap();
if let Err(reason) = update_git_ref(git_repo, &git_ref_name, old_oid, new_oid) {
failed_branches.push(FailedRefExport {
name: parsed_ref_name,
reason,
});
failed_branches.insert(parsed_ref_name, reason);
} else {
let new_target = RefTarget::normal(CommitId::from_bytes(new_oid.as_bytes()));
if let RefName::LocalBranch(branch) = &parsed_ref_name {
@ -555,7 +549,12 @@ pub fn export_some_refs(
mut_repo.set_git_ref_target(&git_ref_name, new_target);
}
}
failed_branches.sort_by_key(|failed| failed.name.clone());
let failed_branches = failed_branches
.into_iter()
.map(|(name, reason)| FailedRefExport { name, reason })
.sorted_unstable_by(|a, b| a.name.cmp(&b.name))
.collect();
Ok(failed_branches)
}
@ -567,7 +566,7 @@ fn diff_refs_to_export(
) -> RefsToExport {
let mut branches_to_update = BTreeMap::new();
let mut branches_to_delete = BTreeMap::new();
let mut failed_branches = vec![];
let mut failed_branches = HashMap::new();
let root_commit_target = RefTarget::normal(root_commit_id.clone());
let jj_repo_iter_all_branches = view.branches().iter().flat_map(|(branch, target)| {
itertools::chain(
@ -607,10 +606,7 @@ fn diff_refs_to_export(
view.get_git_ref(&name)
} else {
// Invalid branch name in Git sense
failed_branches.push(FailedRefExport {
name: ref_name,
reason: FailedRefExportReason::InvalidGitName,
});
failed_branches.insert(ref_name, FailedRefExportReason::InvalidGitName);
continue;
};
if new_target == old_target {
@ -618,10 +614,7 @@ fn diff_refs_to_export(
}
if *new_target == root_commit_target {
// Git doesn't have a root commit
failed_branches.push(FailedRefExport {
name: ref_name,
reason: FailedRefExportReason::OnRootCommit,
});
failed_branches.insert(ref_name, FailedRefExportReason::OnRootCommit);
continue;
}
let old_oid = if let Some(id) = old_target.as_normal() {
@ -629,10 +622,7 @@ fn diff_refs_to_export(
} else if old_target.has_conflict() {
// The old git ref should only be a conflict if there were concurrent import
// operations while the value changed. Don't overwrite these values.
failed_branches.push(FailedRefExport {
name: ref_name,
reason: FailedRefExportReason::ConflictedOldState,
});
failed_branches.insert(ref_name, FailedRefExportReason::ConflictedOldState);
continue;
} else {
assert!(old_target.is_absent());