patch 8.1.1988: :startinsert! does not work the same way as "A" Commit: https://github.com/vim/vim/commit/8d3b51084a5bdcd2ee9e31bc03cba0d16c43d428 Author: Bram Moolenaar <Bram@vim.org> Date: Thu Sep 5 21:29:01 2019 +0200 patch 8.1.1988: :startinsert! does not work the same way as "A" Problem: :startinsert! does not work the same way as "A". Solution: Use the same code to move the cursor. (closes https://github.com/vim/vim/issues/4896)

" 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