From 2e2e8c41524a481e65f18196d154f18e64cebe0e Mon Sep 17 00:00:00 2001
From: shubham-mermaid <shubham@mermaidchart.com>
Date: Tue, 15 Jul 2025 12:06:22 +0530
Subject: [PATCH] Added clear function in constructor on-behalf-of:
 @Mermaid-Chart <hello@mermaidchart.com>

---
 packages/mermaid/src/diagrams/treemap/db.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/mermaid/src/diagrams/treemap/db.ts b/packages/mermaid/src/diagrams/treemap/db.ts
index 23326bc85..93793eb1d 100644
--- a/packages/mermaid/src/diagrams/treemap/db.ts
+++ b/packages/mermaid/src/diagrams/treemap/db.ts
@@ -21,6 +21,10 @@ export class TreeMapDB implements DiagramDB {
   private classes: Map<string, DiagramStyleClassDef> = new Map<string, DiagramStyleClassDef>();
   private root?: TreemapNode;
 
+  constructor() {
+    this.clear();
+  }
+
   public getNodes() {
     return this.nodes;
   }