From 22d69d24d0078cb7642ed44c12ca0a63642c3f0f Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 31 Dec 2022 13:30:46 +0530
Subject: [PATCH] Fix panic when no timers are left after dispatch

---
 tools/tui/loop/run.go | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/tools/tui/loop/run.go b/tools/tui/loop/run.go
index adc6a6035..746712011 100644
--- a/tools/tui/loop/run.go
+++ b/tools/tui/loop/run.go
@@ -325,9 +325,12 @@ func (self *Loop) run() (err error) {
 			if err != nil {
 				return err
 			}
-			timeout := self.timers[0].deadline.Sub(now)
-			if timeout < 0 {
-				timeout = 0
+			var timeout time.Duration
+			if len(self.timers) > 0 {
+				timeout = self.timers[0].deadline.Sub(now)
+				if timeout < 0 {
+					timeout = 0
+				}
 			}
 			timeout_chan = time.After(timeout)
 		}