safety fix

Author: AlemTuzlak

package.json

@@ -2,7 +2,7 @@
   "name": "remix-development-tools",
   "description": "Remix development tools.",
   "author": "Alem Tuzlak",
-  "version": "3.0.0",
+  "version": "3.0.1",
   "license": "MIT",
   "keywords": [
     "remix",

src/RemixDevTools/hooks/useBorderedRoutes.ts

@@ -8,20 +8,20 @@ export function useBorderedRoutes() {
   const traverseComponentTree = useCallback((fiberNode: any, callback: any) => {
     callback(fiberNode);
 
-    let child = fiberNode.child;
+    let child = fiberNode?.child;
     while (child) {
       traverseComponentTree(child, callback);
-      child = child.sibling;
+      child = child?.sibling;
     }
   }, []);
 
   const styleNearestElement = useCallback((fiberNode: any) => {
     if (!fiberNode) return;
 
     if (fiberNode.stateNode) {
-      return fiberNode.stateNode.classList.add(ROUTE_CLASS);
+      return fiberNode.stateNode?.classList?.add(ROUTE_CLASS);
     }
-    styleNearestElement(fiberNode.child);
+    styleNearestElement(fiberNode?.child);
   }, []);
 
   useEffect(() => {