patch 8.0.0341: undo does not work properly when using completion commit https://github.com/vim/vim/commit/d56a79d3396cf70861b7f739a3c400db91ce7b70 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Feb 19 15:26:18 2017 +0100 patch 8.0.0341: undo does not work properly when using completion Problem: When using complete() and typing a character undo is saved after the character was inserted. (Shougo) Solution: Save for undo before inserting the character.

" Vim syntax file
" Language:	HTML with Cheetah tags
" Maintainer:	Max Ischenko <mfi@ukr.net>
" Last Change: 2003-05-11

" quit when a syntax file was already loaded
if exists("b:current_syntax")
  finish
endif

if !exists("main_syntax")
  let main_syntax = 'html'
endif

runtime! syntax/cheetah.vim
runtime! syntax/html.vim
unlet b:current_syntax

syntax cluster htmlPreproc add=cheetahPlaceHolder
syntax cluster htmlString add=cheetahPlaceHolder

let b:current_syntax = "htmlcheetah"