From 1f6e15190aec37ecbbaa96f4b6a4fb5c64f9eef7 Mon Sep 17 00:00:00 2001
From: Youzini-afk <13153778771cx@gmail.com>
Date: Thu, 23 Apr 2026 12:38:57 +0800
Subject: [PATCH] fix: guard getActiveNodes against undefined graph.nodes

---
 graph/graph.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/graph/graph.js b/graph/graph.js
index e8e62e5..5429670 100644
--- a/graph/graph.js
+++ b/graph/graph.js
@@ -287,6 +287,7 @@ export function removeNode(graph, nodeId, visited = new Set()) {
  * @returns {object[]}
  */
 export function getActiveNodes(graph, typeFilter = null) {
+  if (!Array.isArray(graph?.nodes)) return [];
   let nodes = graph.nodes.filter((n) => !n.archived);
   if (typeFilter) {
     nodes = nodes.filter((n) => n.type === typeFilter);