From 1077843b9bee550fe2ae1e3e700a9c135005d593 Mon Sep 17 00:00:00 2001
From: zeertzjq <zeertzjq@outlook.com>
Date: Fri, 6 Dec 2024 20:57:21 +0800
Subject: fix(filetype): make filetype detection work with :doautocmd (#31470)

---
 runtime/filetype.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'runtime/filetype.lua')

diff --git a/runtime/filetype.lua b/runtime/filetype.lua
index 797033da06..730991a00c 100644
--- a/runtime/filetype.lua
+++ b/runtime/filetype.lua
@@ -13,8 +13,8 @@ vim.api.nvim_create_autocmd({ 'BufRead', 'BufNewFile', 'StdinReadPost' }, {
     end
     local ft, on_detect = vim.filetype.match({
       -- The unexpanded file name is needed here. #27914
-      -- Neither args.file nor args.match are guaranteed to be unexpanded.
-      filename = vim.fn.bufname(args.buf),
+      -- However, bufname() can't be used, as it doesn't work with :doautocmd. #31306
+      filename = args.file,
       buf = args.buf,
     })
     if not ft then
-- 
cgit