From 91f67fabe69f5e3be19f37709261ea7abaa1a3cd Mon Sep 17 00:00:00 2001
From: Mathias Fußenegger <mfussenegger@users.noreply.github.com>
Date: Tue, 13 Jun 2023 16:53:13 +0200
Subject: fix(lsp): handle stale bufnr on LspRequest autocmd trigger (#24013)

Fixes a `Invalid buffer id: 123` race when the buffer gets deleted before
the callback triggered.

Alternative to https://github.com/neovim/neovim/pull/23981
---
 runtime/lua/vim/lsp.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'runtime/lua/vim')

diff --git a/runtime/lua/vim/lsp.lua b/runtime/lua/vim/lsp.lua
index 6f9a6c460b..9118e7e2e1 100644
--- a/runtime/lua/vim/lsp.lua
+++ b/runtime/lua/vim/lsp.lua
@@ -1519,7 +1519,7 @@ function lsp.start_client(config)
       local request = client.requests[request_id]
       request.type = 'complete'
       nvim_exec_autocmds('LspRequest', {
-        buffer = bufnr,
+        buffer = api.nvim_buf_is_valid(bufnr) and bufnr or nil,
         modeline = false,
         data = { client_id = client_id, request_id = request_id, request = request },
       })
-- 
cgit