patch 8.0.1477: redraw flicker when moving the mouse outside of terminal window commit https://github.com/vim/vim/commit/d317b38a4dbcdbd4cf587cf78cc1f4289374214e Author: Bram Moolenaar <Bram@vim.org> Date: Thu Feb 8 22:33:31 2018 +0100 patch 8.0.1477: redraw flicker when moving the mouse outside of terminal window Problem: Redraw flicker when moving the mouse outside of terminal window. Solution: Instead of updating the cursor color and shape every time leaving and entering a terminal window, only update when different from the previously used cursor.

" 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"