Reset version number count on file open

src/actions/mod.rs

@@ -262,8 +262,8 @@ impl InitActionContext {
     }
 
     fn check_change_version(&self, file_path: &Path, version_num: u64) {
-        let mut prev_changes = self.prev_changes.lock().unwrap();
         let file_path = file_path.to_owned();
+        let mut prev_changes = self.prev_changes.lock().unwrap();
 
         if prev_changes.contains_key(&file_path) {
             let prev_version = prev_changes[&file_path];
@@ -273,6 +273,12 @@ impl InitActionContext {
         prev_changes.insert(file_path, version_num);
     }
 
+    fn reset_change_version(&self, file_path: &Path) {
+        let file_path = file_path.to_owned();
+        let mut prev_changes = self.prev_changes.lock().unwrap();
+        prev_changes.remove(&file_path);
+    }
+
     fn convert_pos_to_span(&self, file_path: PathBuf, pos: Position) -> Span {
         trace!("convert_pos_to_span: {:?} {:?}", file_path, pos);
 

src/actions/notifications.rs

@@ -69,7 +69,7 @@ impl BlockingNotificationAction for DidOpenTextDocument {
         trace!("on_open: {:?}", params.text_document.uri);
         let ctx = ctx.inited();
         let file_path = parse_file_path!(&params.text_document.uri, "on_open")?;
-
+        ctx.reset_change_version(&file_path);
         ctx.vfs.set_file(&file_path, &params.text_document.text);
         Ok(())
     }