Function tree_contains_path

crates/flowtrace-cli/src/git.rs:236–250

(tree: &git2::Tree, target: &Path)

}

fn tree_contains_path(tree: &git2::Tree, target: &Path) -> Result<bool> {
    let mut found = false;
    tree.walk(git2::TreeWalkMode::PreOrder, |dir, entry| {
        let mut p = PathBuf::from(dir);
        if let Some(name) = entry.name() {
            p.push(name);
        }
        if p == target || p.starts_with(target) {
            found = true;
            return git2::TreeWalkResult::Abort;
        }
        git2::TreeWalkResult::Ok
    })?;
    Ok(found)
}

/// Locate a subtree by trace-relative path inside the tree at `sha` and run
/// `f` against it. Returns `Ok(missing)` when the path isn't there (or isn't