patch 8.1.2053: SafeStateAgain not triggered if callback uses feedkeys() Commit: https://github.com/vim/vim/commit/d103ee78432f9036d243b18dd5aac1263d3b7dc9 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Sep 18 21:15:31 2019 +0200 patch 8.1.2053: SafeStateAgain not triggered if callback uses feedkeys() Problem: SafeStateAgain not triggered if callback uses feedkeys(). Solution: Check for safe state in the input loop. Make log messages easier to find. Add 'S' flag to state().

" 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