patch 8.2.2580: Vim9: checking vararg type may be wrong Commit: https://github.com/vim/vim/commit/e3ffcd9902efc756178900d9bd972c74a09c3fcd Author: Bram Moolenaar <Bram@vim.org> Date: Mon Mar 8 21:47:13 2021 +0100 patch 8.2.2580: Vim9: checking vararg type may be wrong Problem: Vim9: checking vararg type is wrong when function is auto-loaded. Solution: Use the member type. (closes https://github.com/vim/vim/issues/7933)

" 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