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tree: avoid redoing a RepoPath::join()

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I also renamed the variable from `file` to `path` to clarify.
This commit is contained in:
Martin von Zweigbergk 2023-07-06 06:48:46 -07:00 committed by Martin von Zweigbergk
parent 7e48033a65
commit 76b1d53b1d
1 changed files with 12 additions and 16 deletions
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28
lib/src/tree.rs
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@ -407,20 +407,19 @@ impl TreeDiffDirItem {
fn subdir(
&self,
name: &RepoPathComponent,
subdir_path: &RepoPath,
before: Option<&TreeValue>,
after: Option<&TreeValue>,
) -> Self {
let subdir_path = self.path.join(name);
let before_tree = match before {
Some(TreeValue::Tree(id_before)) => self.tree1.known_sub_tree(&subdir_path, id_before),
Some(TreeValue::Tree(id_before)) => self.tree1.known_sub_tree(subdir_path, id_before),
_ => Tree::null(self.tree1.store().clone(), subdir_path.clone()),
};
let after_tree = match after {
Some(TreeValue::Tree(id_after)) => self.tree2.known_sub_tree(&subdir_path, id_after),
Some(TreeValue::Tree(id_after)) => self.tree2.known_sub_tree(subdir_path, id_after),
_ => Tree::null(self.tree2.store().clone(), subdir_path.clone()),
};
Self::new(subdir_path, before_tree, after_tree)
Self::new(subdir_path.clone(), before_tree, after_tree)
}
}
@ -447,35 +446,32 @@ impl Iterator for TreeDiffIterator<'_> {
}
};
// Note: whenever we say "file" below, it may also be a symlink or a conflict.
let file_path = dir.path.join(name);
let path = dir.path.join(name);
let tree_before = matches!(before, Some(TreeValue::Tree(_)));
let tree_after = matches!(after, Some(TreeValue::Tree(_)));
let post_subdir =
if (tree_before || tree_after) && !self.matcher.visit(&file_path).is_nothing() {
let subdir = dir.subdir(name, before, after);
if (tree_before || tree_after) && !self.matcher.visit(&path).is_nothing() {
let subdir = dir.subdir(&path, before, after);
self.stack.push(TreeDiffItem::Dir(subdir));
self.stack.len() - 1
} else {
self.stack.len()
};
if self.matcher.matches(&file_path) {
// Note: whenever we say "file" below, it may also be a symlink or a conflict.
if self.matcher.matches(&path) {
if !tree_before && tree_after {
if let Some(file_before) = before {
return Some((file_path, Diff::Removed(file_before.clone())));
return Some((path, Diff::Removed(file_before.clone())));
}
} else if tree_before && !tree_after {
if let Some(file_after) = after {
self.stack.insert(
post_subdir,
TreeDiffItem::File(file_path, Diff::Added(file_after.clone())),
TreeDiffItem::File(path, Diff::Added(file_after.clone())),
);
}
} else if !tree_before && !tree_after {
return Some((
file_path,
Diff::from_options(before.cloned(), after.cloned()),
));
return Some((path, Diff::from_options(before.cloned(), after.cloned())));
}
}
}