From 67c39a33308e88a4508dee9b42dfbc6df0f3972e Mon Sep 17 00:00:00 2001
From: Chih-Hsuan Yen <yen@chyen.cc>
Date: Fri, 11 Jan 2019 04:37:44 +0800
Subject: [PATCH] Workaround "Invalid channel" errors when NeoVim exits
 immediately after started

The idea is from https://github.com/neovim/neovim/issues/6840#issuecomment-309960751

Thanks micbou!
---
 autoload/youcompleteme.vim | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/autoload/youcompleteme.vim b/autoload/youcompleteme.vim
index 7493a4fe..142ef895 100644
--- a/autoload/youcompleteme.vim
+++ b/autoload/youcompleteme.vim
@@ -509,6 +509,11 @@ endfunction
 
 
 function! s:OnVimLeave()
+  " Workaround a NeoVim issue - not shutting down timers correctly
+  " https://github.com/neovim/neovim/issues/6840
+  for poller in values( s:pollers )
+    call timer_stop( poller.id )
+  endfor
   exec s:python_command "ycm_state.OnVimLeave()"
 endfunction