patch 8.2.2799: Vim9: type casts don't fully work at the script level Commit: https://github.com/vim/vim/commit/459fbdbf9216bc7b4721fc192e08b35039036caa Author: Bram Moolenaar <Bram@vim.org> Date: Wed Apr 21 17:57:26 2021 +0200 patch 8.2.2799: Vim9: type casts don't fully work at the script level Problem: Vim9: type casts don't fully work at the script level. Solution: Implement the missing piece.

" 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