patch 8.1.1082: "Conceal" match is mixed up with 'hlsearch' match. commit https://github.com/vim/vim/commit/ab62c19ea034d76632bbbf4265a9fc17e7508541 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Mar 30 16:39:05 2019 +0100 patch 8.1.1082: "Conceal" match is mixed up with 'hlsearch' match. Problem: "Conceal" match is mixed up with 'hlsearch' match. Solution: Check that a match is found, not a 'hlsearch' item. (Andy Massimino, closes #4073)

" 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