patch 8.1.0219: expanding ## fails to escape backtick commit https://github.com/vim/vim/commit/2c8c681bfcd5138a0ec8ce018216dc2dc69a11a0 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jul 28 17:07:52 2018 +0200 patch 8.1.0219: expanding ## fails to escape backtick Problem: Expanding ## fails to escape backtick. Solution: Escape a backtick in a file name. (closes https://github.com/vim/vim/issues/3257)

" 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