patch 8.1.1884: cannot use mouse scroll wheel in popup in Insert mode commit https://github.com/vim/vim/commit/f0bc15c769b60f472d411b3ef98d57db510113c1 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Aug 18 19:23:45 2019 +0200 patch 8.1.1884: cannot use mouse scroll wheel in popup in Insert mode Problem: Cannot use mouse scroll wheel in popup in Insert mode. Mouse clicks in popup close the popup menu. Solution: Check if the mouse is in a popup window. Do not let mouse events close the popup menu. (closes #4544)

" Script to check if all the locales used in spell files are available.

grep /sys env LANG/ */main.aap
let not_supported = []
for item in getqflist()
  let lang = substitute(item.text, '.*LANG=\(\S\+\).*', '\1', '')
  try
    exe 'lang ' . lang
  catch /E197/
    call add(not_supported, lang)
  endtry
endfor

if len(not_supported) > 0
  echo "Unsupported languages:"
  for l in not_supported
    echo l
  endfor
else
  echo "Everything appears to be OK"
endif