From d7948a845dadd59e36622a0656b252a7fea02d3c Mon Sep 17 00:00:00 2001
From: Sidharth Vinod <sidharthv96@gmail.com>
Date: Tue, 28 Nov 2023 00:12:22 +0530
Subject: [PATCH] fix: Flatten Nodelist

---
 packages/mermaid/src/diagrams/flowchart/flowDb.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/mermaid/src/diagrams/flowchart/flowDb.ts b/packages/mermaid/src/diagrams/flowchart/flowDb.ts
index ebef6d2407..41a367289e 100644
--- a/packages/mermaid/src/diagrams/flowchart/flowDb.ts
+++ b/packages/mermaid/src/diagrams/flowchart/flowDb.ts
@@ -496,7 +496,7 @@ export const addSubGraph = function (
 
   let nodeList: string[] = [];
 
-  const { nodeList: nl, dir } = uniq([...nodeList, ...list]);
+  const { nodeList: nl, dir } = uniq(list.flat());
   nodeList = nl;
   if (version === 'gen-1') {
     for (let i = 0; i < nodeList.length; i++) {