patch 8.2.0465: Vim9: dead code and wrong return type Commit: https://github.com/vim/vim/commit/599c89c82fe3c85378e8077b4e589f0ee4218da2 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 28 14:53:20 2020 +0100 patch 8.2.0465: Vim9: dead code and wrong return type Problem: Vim9: dead code and wrong return type. Solution: Remove dead code. Fix return type. Add more tests.

" 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>)