patch 8.0.1494: no autocmd triggered in Insert mode with visible popup menu commit https://github.com/vim/vim/commit/5a093437199001a0d60d8e18e2b9539b99a7757c Author: Bram Moolenaar <Bram@vim.org> Date: Sat Feb 10 18:15:19 2018 +0100 patch 8.0.1494: no autocmd triggered in Insert mode with visible popup menu Problem: No autocmd triggered in Insert mode with visible popup menu. Solution: Add TextChangedP. (Prabir Shrestha, Christian Brabandt, closes #2372, closes #1691) Fix that the TextChanged autocommands are not always triggered when sourcing a script.

" Vim indent file
" Language:	Mail
" Maintainer:	Bram Moolenaar
" Last Change:	2009 Jun 03

if exists("b:did_indent")
  finish
endif
let b:did_indent = 1

" What works best is auto-indenting, disable other indenting.
" For formatting see the ftplugin.
setlocal autoindent nosmartindent nocindent indentexpr=