patch 8.2.0935: flattening a list with existing code is slow Commit: https://github.com/vim/vim/commit/077a1e670ad69ef4cefc22103ca6635bd269e764 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jun 8 20:50:43 2020 +0200 patch 8.2.0935: flattening a list with existing code is slow Problem: Flattening a list with existing code is slow. Solution: Add flatten(). (Mopp, closes https://github.com/vim/vim/issues/3676)

" 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!