patch 9.0.1719: if_lua: crash for for Lua functions invoked via Vim callbacks Commit: https://github.com/vim/vim/commit/8a35033782de4e1f43fba15543fc8fb458944194 Author: Jesse Pavel <jpavel@alum.mit.edu> Date: Sun Aug 13 22:05:45 2023 -0400 patch 9.0.1719: if_lua: crash for for Lua functions invoked via Vim callbacks Problem: if_lua: crash for Lua functions invoked via Vim callbacks Solution: Use Lua registry rather than upvalues for udata cache closes: #12785 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: Jesse Pavel <jpavel@alum.mit.edu>

" 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>)