patch 8.0.1024: folds lost when session file has a buffer in two windows commit https://github.com/vim/vim/commit/4bebc9a0565670b853d227f81a9a31eafdb47eed Author: Bram Moolenaar <Bram@vim.org> Date: Wed Aug 30 21:07:38 2017 +0200 patch 8.0.1024: folds lost when session file has a buffer in two windows Problem: Manual folds are lost when a session file has the same buffer in two windows. (Jeansen) Solution: Use ":edit" only once. (Christian Brabandt, closes #1958)

" 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<"