Fix invalid anchors in breadcrumbs (#38687)

Release Notes: - (nightly only) Fix panic when your cursor abuts a multibyte character
2025-09-23 02:38:12 +00:00
parent 681a4adc42
commit 98865a3ff2
3 changed files with 25 additions and 18 deletions
@@ -3756,11 +3756,9 @@ impl BufferSnapshot {
        theme: Option<&SyntaxTheme>,
    ) -> Vec<OutlineItem<Anchor>> {
        let position = position.to_offset(self);
-        let mut items = self.outline_items_containing(
-            position.saturating_sub(1)..self.len().min(position + 1),
-            false,
-            theme,
-        );
+        let start = self.clip_offset(position.saturating_sub(1), Bias::Left);
+        let end = self.clip_offset(position + 1, Bias::Right);
+        let mut items = self.outline_items_containing(start..end, false, theme);
        let mut prev_depth = None;
        items.retain(|item| {
            let result = prev_depth.is_none_or(|prev_depth| item.depth > prev_depth);