Function walk

atomic-cli/tests/provenance_integration_test.rs:77–89

(dir: &Path, base: &Path, set: &mut BTreeSet<String>)

fn snapshot_files(root: &Path) -> BTreeSet<String> {
    let mut set = BTreeSet::new();
    fn walk(dir: &Path, base: &Path, set: &mut BTreeSet<String>) {
        let Ok(entries) = std::fs::read_dir(dir) else {
            return;
        };
        for entry in entries.flatten() {
            let path = entry.path();
            if path.is_dir() {
                walk(&path, base, set);
            } else if let Ok(rel) = path.strip_prefix(base) {
                set.insert(rel.to_string_lossy().to_string());
            }
        }
    }
    walk(root, root, &mut set);
    set
}