Function scan_inner

perro_editor/res/scripts/assets/editor_file_watch.rs:55–75

(root: &Path, path: &Path, out: &mut Vec<FileSig>)

    });
}

pub fn take_project_scan(root: &Path) -> Option<ProjectScan> {
    let key = root.to_string_lossy();
    let jobs = PROJECT_SCAN_JOBS.get_or_init(|| Mutex::new(BTreeMap::new()));
    let mut guard = jobs.lock().ok()?;
    let job = guard.get_mut(key.as_ref())?;
    let scan = job.ready.take()?;
    // Job is fully consumed (not running, ready drained) -- drop the entry
    // instead of leaving a spent placeholder in the map forever.
    guard.remove(key.as_ref());
    Some(scan)
}

/// Drops scan-job entries for any root other than `root`. The editor only
/// ever polls one project root at a time, so entries from a previously
/// opened project would otherwise sit in the map (with a background thread
/// possibly still writing to them) for the rest of the process lifetime.
/// Call on project open/switch.
pub fn retain_project_scan_job(root: &Path) {
    let key = root.to_string_lossy().to_string();
    let jobs = PROJECT_SCAN_JOBS.get_or_init(|| Mutex::new(BTreeMap::new()));
    if let Ok(mut guard) = jobs.lock() {
        guard.retain(|existing_key, _| existing_key == &key);
    }