From 8aab7c899fd5bf7f52e7f1553da9805aa8eb8a6a Mon Sep 17 00:00:00 2001
From: Heyward Fann <fannheyward@gmail.com>
Date: Fri, 8 Dec 2023 16:26:58 +0800
Subject: [PATCH] fix(highlight): check hlexists for vim

---
 autoload/coc/highlight.vim | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/autoload/coc/highlight.vim b/autoload/coc/highlight.vim
index f506b3b0340..dd33f803499 100644
--- a/autoload/coc/highlight.vim
+++ b/autoload/coc/highlight.vim
@@ -319,7 +319,9 @@ function! coc#highlight#add_highlight(bufnr, src_id, hl_group, line, col_start,
       call nvim_buf_add_highlight(a:bufnr, a:src_id, a:hl_group, a:line, a:col_start, a:col_end)
     endif
   else
-    call coc#api#exec('buf_add_highlight', [a:bufnr, a:src_id, a:hl_group, a:line, a:col_start, a:col_end, opts])
+    if hlexists(a:hl_group)
+      call coc#api#exec('buf_add_highlight', [a:bufnr, a:src_id, a:hl_group, a:line, a:col_start, a:col_end, opts])
+    endif
   endif
 endfunction