patch 9.0.1177: AppVeyor uses some older tools Commit: https://github.com/vim/vim/commit/ad15a39fdbde5ef8d4af9e0fca7e7e53b4843270 Author: Christopher Plewright <chris@createng.com> Date: Wed Jan 11 12:49:22 2023 +0000 patch 9.0.1177: AppVeyor uses some older tools Problem: AppVeyor uses some older tools. Solution: Switch to Visual Studio 2022 and Python 3.11. (Christopher Plewright, closes #11793)

" Vim indent file
" Language:      BibTeX
" Maintainer:    Dorai Sitaram <ds26@gte.com>
" URL:		 http://www.ccs.neu.edu/~dorai/vimplugins/vimplugins.html
" Last Change:   2005 Mar 28

" Only do this when not done yet for this buffer
if exists("b:did_indent")
  finish
endif
let b:did_indent = 1

setlocal cindent

let b:undo_indent = "setl cin<"