From 1353fa47ee3a81083c284e28ff4f7d92655d7c9e Mon Sep 17 00:00:00 2001
From: Andy Stewart <boss@airbladesoftware.com>
Date: Thu, 14 Sep 2023 13:34:59 +0100
Subject: [PATCH] Extract s:clear_cache()

---
 plugin/rooter.vim | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/plugin/rooter.vim b/plugin/rooter.vim
index 10d9ba2..bdb223c 100644
--- a/plugin/rooter.vim
+++ b/plugin/rooter.vim
@@ -65,7 +65,7 @@ command! -bar RooterToggle call <SID>toggle()
 augroup rooter
   autocmd!
   autocmd VimEnter,BufReadPost,BufEnter * nested if !g:rooter_manual_only | call <SID>rooter(+expand('<abuf>')) | endif
-  autocmd BufWritePost * nested if !g:rooter_manual_only | call setbufvar(+expand('<abuf>'), 'rootDir', '') | call <SID>rooter(+expand('<abuf>')) | endif
+  autocmd BufWritePost * nested if !g:rooter_manual_only | call <SID>clear_cache(+expand('<abuf>')) | call <SID>rooter(+expand('<abuf>')) | endif
 augroup END
 
 
@@ -89,6 +89,11 @@ function! s:rooter(...)
 endfunction
 
 
+function! s:clear_cache(bufnr)
+  call setbufvar(a:bufnr, 'rootDir', '')
+endfunction
+
+
 " Returns true if we should change to the buffer's root directory, false otherwise.
 function! s:activate()
   if index(g:rooter_buftypes, &buftype) == -1 | return 0 | endif