From 9e2591efc716e02f05a10f6675d2eed933fe96e8 Mon Sep 17 00:00:00 2001
From: Kristjan Eimre <kristjaneimre@gmail.com>
Date: Wed, 10 Apr 2024 17:29:51 +0300
Subject: [PATCH] handle empty dos dictionary

---
 src/lib/index.jsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib/index.jsx b/src/lib/index.jsx
index 040c351..534e9fe 100644
--- a/src/lib/index.jsx
+++ b/src/lib/index.jsx
@@ -11,7 +11,7 @@ function BandsVisualizer(props) {
 
   // basic checks
   var isBands = !(!props.bandsDataList || props.bandsDataList.length == 0);
-  var isDos = props.dosData != undefined || props.dosData != null;
+  var isDos = !(!props.dosData || Object.keys(props.dosData).length === 0);
   var areBoth = isBands && isDos;
 
   useEffect(() => {