patch 8.0.1251: invalid expressin passed to WaitFor() commit https://github.com/vim/vim/commit/d97fbf171ec0e63117813da045d2a1c51a9b6f62 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Nov 2 19:23:03 2017 +0100 patch 8.0.1251: invalid expressin passed to WaitFor() Problem: Invalid expressin passed to WaitFor(). Solution: Check if the variable exists.

" Vim support file to switch off loading indent files for file types
"
" Maintainer:	Bram Moolenaar <Bram@vim.org>
" Last Change:	2001 Jun 11

if exists("did_indent_on")
  unlet did_indent_on
endif

" Remove all autocommands in the filetypeindent group
silent! au! filetypeindent *