patch 9.0.0151: a "below" aligned text property does not work with 'nowrap' Commit: https://github.com/vim/vim/commit/4d91d347e65a5621621ea1e3c97dce2c677ed71d Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 6 13:48:20 2022 +0100 patch 9.0.0151: a "below" aligned text property does not work with 'nowrap' Problem: A "below" aligned text property does not work with 'nowrap'. Solution: Start a new screen line to display the virtual text. (closes #10851)

" 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