From 2817411b7de3c85348e613ce97acff1f1cc5b781 Mon Sep 17 00:00:00 2001
From: Barrett Ruth <62671086+barrett-ruth@users.noreply.github.com>
Date: Sat, 29 Oct 2022 19:37:47 -0400
Subject: [PATCH] fix(health): correct tmux rgb verification (#20868)

Current RGB verification parses `tmux server-info`. Despite it being a tmux default alias to `tmux show-messages -JT`, it may be unavailable. Use `tmux show-messages -JT` directly instead.
---
 runtime/autoload/health/nvim.vim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/runtime/autoload/health/nvim.vim b/runtime/autoload/health/nvim.vim
index 9b387095ee..be56658e03 100644
--- a/runtime/autoload/health/nvim.vim
+++ b/runtime/autoload/health/nvim.vim
@@ -235,7 +235,7 @@ function! s:check_tmux() abort
   endif
 
   " check for RGB capabilities
-  let info = system(['tmux', 'server-info'])
+  let info = system(['tmux', 'show-messages', '-JT'])
   let has_tc = stridx(info, " Tc: (flag) true") != -1
   let has_rgb = stridx(info, " RGB: (flag) true") != -1
   if !has_tc && !has_rgb