Convert display to word(matcherKey) for ddu.vim
NOTE: It must be applied before matchers.
https://github.com/vim-denops/denops.vim
https://github.com/Shougo/ddu.vim
call ddu#custom#patch_global(#{
\ sourceOptions: #{
\ _: #{
\ matchers: [
\ 'converter_display_word', 'matcher_substring',
\ ],
\ },
\ }
\ })