patch 9.0.0836: wrong error when using extend() with funcref Commit: https://github.com/vim/vim/commit/91c75d18d9cdc32df57e648640de7476fbcb4d76 Author: zeertzjq <zeertzjq@outlook.com> Date: Sat Nov 5 20:21:58 2022 +0000 patch 9.0.0836: wrong error when using extend() with funcref Problem: Wrong error when using extend() with funcref. Solution: Better check the variable type. (closes https://github.com/vim/vim/issues/11468, closes https://github.com/vim/vim/issues/11455)

" This script makes a tags file for help text.
"
" Usage: vim -eX -u doctags.vim

try
  helptags ++t .
  echo 'help tags updated'
catch
  echo v:exception
  echo 'help tags failed update'
endtry
echo ''
qa!