patch 8.2.4106: going over the end of the w_lines array Commit: https://github.com/vim/vim/commit/fa1a45705995f16ee7e69434c772107a3ddeeebd Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 16 11:42:20 2022 +0000 patch 8.2.4106: going over the end of the w_lines array Problem: Going over the end of the w_lines array. Solution: Break out of the loop when "idx" is too big. (issue https://github.com/vim/vim/issues/9540)

" Provide 'PrintVer' command to print the interface versions.

func s:print_ver(lang, ...)
  if has(a:lang)
    exec a:lang join(a:000)
  else
    echo 'N/A'
  endif
  echo ''
endfunc

command -nargs=+ PrintVer call <SID>print_ver(<f-args>)