patch 8.2.1950: Vim9: crash when compiling function fails when getting type Commit: https://github.com/vim/vim/commit/9c13f76275047a4d6302c077fb40bc9c397ff027 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Nov 4 12:00:53 2020 +0100 patch 8.2.1950: Vim9: crash when compiling function fails when getting type Problem: Vim9: crash when compiling function fails when getting type. Solution: Handle NULL type. (closes https://github.com/vim/vim/issues/7253)

" 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