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Move salsa event system into Zalsa (#849)

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* Move salsa event system into `Zalsa`

* Encode `None` into ShallowUpdate

This shrinks the return value from 16 to 8 bytes
This commit is contained in:
Lukas Wirth 2025-05-07 13:45:49 +02:00 • committed by GitHub
parent f78a641d20
commit cfa88e9a4d
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35 changed files with 422 additions and 353 deletions
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23
examples/lazy-input/main.rs
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@ -87,9 +87,18 @@ struct LazyInputDatabase {
impl LazyInputDatabase {
fn new(tx: Sender<DebounceEventResult>) -> Self {
let logs: Arc<Mutex<Vec<String>>> = Default::default();
Self {
storage: Default::default(),
logs: Default::default(),
storage: Storage::new(Some(Box::new({
let logs = logs.clone();
move |event| {
// don't log boring events
if let salsa::EventKind::WillExecute { .. } = event.kind {
logs.lock().unwrap().push(format!("{event:?}"));
}
}
}))),
logs,
files: DashMap::new(),
file_watcher: Arc::new(Mutex::new(
new_debouncer(Duration::from_secs(1), tx).unwrap(),
@ -99,15 +108,7 @@ impl LazyInputDatabase {
}
#[salsa::db]
impl salsa::Database for LazyInputDatabase {
fn salsa_event(&self, event: &dyn Fn() -> salsa::Event) {
// don't log boring events
let event = event();
if let salsa::EventKind::WillExecute { .. } = event.kind {
self.logs.lock().unwrap().push(format!("{event:?}"));
}
}
}
impl salsa::Database for LazyInputDatabase {}
#[salsa::db]
impl Db for LazyInputDatabase {