patch 8.1.2214: too much is redrawn when 'cursorline' is set Commit: https://github.com/vim/vim/commit/11a58af66fa5c442f0a22c5d59beabf187ed4e89 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Oct 24 22:32:31 2019 +0200 patch 8.1.2214: too much is redrawn when 'cursorline' is set Problem: Too much is redrawn when 'cursorline' is set. Solution: Don't do a complete redraw. (closes https://github.com/vim/vim/issues/5079)

" 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