patch 8.2.1736: failure to compile a pattern not tested much Commit: https://github.com/vim/vim/commit/531be47ac5522807b265c6287021a01c9b895ac9 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Sep 23 22:38:05 2020 +0200 patch 8.2.1736: failure to compile a pattern not tested much Problem: Failure to compile a pattern not tested much. Solution: Add tests where a pattern fails to compile. (Yegappan Lakshmanan, closes #7004)

" 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>)