patch 8.1.1335: listener callback is called after inserting text commit https://github.com/vim/vim/commit/dda4144d39a9d685b8dda830978e7410bd372c40 Author: Bram Moolenaar <Bram@vim.org> Date: Thu May 16 22:11:47 2019 +0200 patch 8.1.1335: listener callback is called after inserting text Problem: Listener callback is called after inserting text. Solution: Flush the changes before inserting or deleting a line. Store changes per buffer.

" 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=