patch 8.2.4114: Vim9: type checking for a funcref does not work for method Commit: https://github.com/vim/vim/commit/c84287d6d8dd055bb6e30605465a23a8addb6fde Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 16 18:06:21 2022 +0000 patch 8.2.4114: Vim9: type checking for a funcref does not work for method Problem: Vim9: type checking for a funcref does not work for when it is used in a method. Solution: Pass the base to where the type is checked.

" 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>)