bcb8c3d · helix · git.iko.soy

1240 /// the state it had when this function was called.

1241 pub fn savepoint(&mut self, view: &View) -> Arc<SavePoint> {

1242 let revert = Transaction::new(self.text()).with_selection(self.selection(view.id).clone());

1243+ // check if there is already an existing (identical) savepoint around

1244+ if let Some(savepoint) = self

1245+ .savepoints

1246+ .iter()

1247+ .rev()

1248+ .find_map(|savepoint| savepoint.upgrade())

1249+ {

1250+ let transaction = savepoint.revert.lock();

1251+ if savepoint.view == view.id

1252+ && transaction.changes().is_empty()

1253+ && transaction.selection() == revert.selection()

1254+ {

1255+ drop(transaction);

1256+ return savepoint;

1257+ }

1258+ }

1243 let savepoint = Arc::new(SavePoint {

1259 let savepoint = Arc::new(SavePoint {

1244 view: view.id,

1260 view: view.id,

1245 revert: Mutex::new(revert),

1261 revert: Mutex::new(revert),