fix: guard nodeDb[node.id] against undefined

on-behalf-of: @Mermaid-Chart <hello@mermaidchart.com>
2025-10-06 23:59:37 +02:00 · 2025-09-30 12:27:53 +05:30
parent ace0367afd
commit 8b3057f27c
1 changed files with 1 additions and 0 deletions
--- a/packages/mermaid-layout-elk/src/render.ts
+++ b/packages/mermaid-layout-elk/src/render.ts
@@ -165,6 +165,7 @@ export const render = async (
        domId: { node: () => any; attr: (arg0: string, arg1: string) => void };
      }) {
        if (node) {
+          nodeDb[node.id] ??= {};
          nodeDb[node.id].offset = {
            posX: node.x + relX,
            posY: node.y + relY,