patch 9.0.0796: mapping test fails in some situations Commit: https://github.com/vim/vim/commit/060b8384888ce91b1bc194101091d0f9f85d0490 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Oct 19 14:48:14 2022 +0100 patch 9.0.0796: mapping test fails in some situations Problem: Mapping test fails in some situations. Solution: Find the line with the verbose information.

" 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