patch 8.2.1577: Vim9: hasmapto()/mapcheck()/maparg() do nottake "true" arg Commit: https://github.com/vim/vim/commit/04d594b9c14299ed50da0774fb8d3a10fbc4076f Author: Bram Moolenaar <Bram@vim.org> Date: Wed Sep 2 22:25:35 2020 +0200 patch 8.2.1577: Vim9: hasmapto()/mapcheck()/maparg() do nottake "true" arg Problem: Vim9: hasmapto(), mapcheck() and maparg() do not take "true" as argument. Solution: Use tv_get_bool(). (closes #6822, closes #6824)

" 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