patch 8.1.1683: dictionary with string keys is longer than needed commit https://github.com/vim/vim/commit/d5abb4c87727eecb71b0e8ffdda60fc9598272f3 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jul 13 22:46:10 2019 +0200 patch 8.1.1683: dictionary with string keys is longer than needed Problem: Dictionary with string keys is longer than needed. Solution: Use *{key: val} for literaly keys.

" 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