patch 8.0.1454: when in silent mode too much output is buffered commit https://github.com/vim/vim/commit/42b23fad1d9cdd6266f52d1ed7e0f3f17ce2d04b Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 3 14:46:45 2018 +0100 patch 8.0.1454: when in silent mode too much output is buffered Problem: When in silent mode too much output is buffered. Solution: Use line buffering instead of fully buffered. (Brian M. Carlson, closes #2537)

" 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<"