From 51d90e08293b4712c557b06373aa69194002bbbd Mon Sep 17 00:00:00 2001
From: Theodore Kruczek <theodore.kruczek@gmail.com>
Date: Tue, 19 Dec 2023 14:24:50 -0500
Subject: [PATCH] fix: :rotating_light: fix lint error with undefined check

---
 src/viewer/index.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/viewer/index.ts b/src/viewer/index.ts
index b573a17..bd5552e 100644
--- a/src/viewer/index.ts
+++ b/src/viewer/index.ts
@@ -326,7 +326,9 @@ class Viewer {
     this.orbits?.setSelectedSatellite(satelliteIdx);
   }
 
-  setSelectedSatelliteGroup (satelliteGroup: SatelliteGroup | undefined) {
+  setSelectedSatelliteGroup (satelliteGroup?: SatelliteGroup) {
+    if (!satelliteGroup) return;
+
     this.satelliteGroups?.selectGroup(satelliteGroup);
     this.orbits?.setSatelliteGroup(satelliteGroup);
     this.satellites?.setSatelliteGroup(satelliteGroup);