chore(vis-network): reutrn if data is either null or undefined

Author: fraxken

.changeset/odd-impalas-heal.md

@@ -0,0 +1,5 @@
+---
+"@nodesecure/vis-network": patch
+---
+
+Return (stop) processing if data is either null or undefined

workspaces/vis-network/src/dataset.js

@@ -74,7 +74,7 @@ export default class NodeSecureDataSet extends EventTarget {
     this.FLAGS = FLAGS;
     this.data = data;
 
-    if (data === null) {
+    if (data === null || data === undefined) {
       return;
     }