From b0705337bec836604bdb97689d0a44940c6bddae Mon Sep 17 00:00:00 2001
From: Pascal Kuthe
Date: Fri, 12 May 2023 16:49:39 +0200
Subject: automatically disable TS when parsing takes longer than 500ms

---
 helix-view/src/document.rs | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'helix-view')

diff --git a/helix-view/src/document.rs b/helix-view/src/document.rs
index 770341dc..eb376567 100644
--- a/helix-view/src/document.rs
+++ b/helix-view/src/document.rs
@@ -972,8 +972,7 @@ impl Document {
     ) {
         if let (Some(language_config), Some(loader)) = (language_config, loader) {
             if let Some(highlight_config) = language_config.highlight_config(&loader.scopes()) {
-                let syntax = Syntax::new(&self.text, highlight_config, loader);
-                self.syntax = Some(syntax);
+                self.syntax = Syntax::new(&self.text, highlight_config, loader);
             }
 
             self.language = Some(language_config);
@@ -1113,9 +1112,11 @@ impl Document {
             // update tree-sitter syntax tree
             if let Some(syntax) = &mut self.syntax {
                 // TODO: no unwrap
-                syntax
-                    .update(&old_doc, &self.text, transaction.changes())
-                    .unwrap();
+                let res = syntax.update(&old_doc, &self.text, transaction.changes());
+                if res.is_err() {
+                    log::error!("TS parser failed, disabeling TS for the current buffer: {res:?}");
+                    self.syntax = None;
+                }
             }
 
             let changes = transaction.changes();
-- 
cgit v1.2.3-70-g09d2