patch 8.0.1055: bufline test hangs on MS-Windows commit https://github.com/vim/vim/commit/11aa62f8f949bb590b4d7792a334885fba5e4137 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Sep 4 22:56:01 2017 +0200 patch 8.0.1055: bufline test hangs on MS-Windows Problem: Bufline test hangs on MS-Windows. Solution: Avoid message for writing file. Source shared.vim when running test individually.

" Simplistic way to make spaces and Tabs visible

" This can be added to an already active syntax.

syn match Space " "
syn match Tab "\t"
if &background == "dark"
  hi def Space ctermbg=darkred guibg=#500000
  hi def Tab ctermbg=darkgreen guibg=#003000
else
  hi def Space ctermbg=lightred guibg=#ffd0d0
  hi def Tab ctermbg=lightgreen guibg=#d0ffd0
endif