file_finder: Fix open path prompt creating wrong highlight indices (#40488)

Fixes ZED-28R Release Notes: - Fixed open path prompt panicking on certain inputs
2025-10-17 12:41:09 +00:00
parent b59a3bbd49
commit b7112320bb
3 changed files with 39 additions and 33 deletions
@@ -15,9 +15,16 @@ impl HighlightedLabel {
    /// Constructs a label with the given characters highlighted.
    /// Characters are identified by UTF-8 byte position.
    pub fn new(label: impl Into<SharedString>, highlight_indices: Vec<usize>) -> Self {
+        let label = label.into();
+        for &run in &highlight_indices {
+            assert!(
+                label.is_char_boundary(run),
+                "highlight index {run} is not a valid UTF-8 boundary"
+            );
+        }
        Self {
            base: LabelLike::new(),
-            label: label.into(),
+            label,
            highlight_indices,
        }
    }