From acb0c5a0e952859351f38ec10d45303811b5ed8f Mon Sep 17 00:00:00 2001
From: Thomas Heck <t@b128.net>
Date: Sat, 19 Dec 2020 13:45:32 +0100
Subject: [PATCH] fix panic in ui if there are no tasks on start

---
 src/ui.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/ui.rs b/src/ui.rs
index 3ad8e86..a02745d 100644
--- a/src/ui.rs
+++ b/src/ui.rs
@@ -125,6 +125,10 @@ impl State {
             return Ok(());
         };
 
+        if task_len == 0 {
+            return Ok(());
+        }
+
         let tasks_ended = self.ended_tasks;
 
         let mut running_tasks: Vec<_> = self.running_tasks.values().cloned().collect();