fix(tools): safely access handle points (#1739)

Co-authored-by: Ramon Emiliani <[email protected]>
cornerstonejs · Jan 9, 2025 · 9fe63af · 9fe63af
1 parent 5a18bdf
commit 9fe63af
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/tools/src/utilities/contours/updateContourPolyline.ts b/packages/tools/src/utilities/contours/updateContourPolyline.ts
@@ -91,7 +91,7 @@ export default function updateContourPolyline(
       polyline.reverse();
     }
 
-    const handlePoints = data.handles.points.map((p) => worldToCanvas(p));
+    const handlePoints = (data.handles?.points ?? []).map(worldToCanvas);
 
     if (handlePoints.length > 2) {
       const currentHandlesWindingDirection =