patch 8.2.4970: "eval 123" gives an error, "eval 'abc'" does not Commit: https://github.com/vim/vim/commit/0d03263fd731986c0eee1a08e0f1b19f1bc3a7ad Author: Bram Moolenaar <Bram@vim.org> Date: Tue May 17 12:45:15 2022 +0100 patch 8.2.4970: "eval 123" gives an error, "eval 'abc'" does not Problem: "eval 123" gives an error, "eval 'abc'" does not. Solution: Also give an error when evaluating only a string. (closes https://github.com/vim/vim/issues/10434)

" 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>)