Filename completion source for asyncomplete.vim
Plug 'prabirshrestha/asyncomplete.vim'
Plug 'prabirshrestha/asyncomplete-file.vim'
au User asyncomplete_setup call asyncomplete#register_source(asyncomplete#sources#file#get_source_options({
\ 'name': 'file',
\ 'allowlist': ['*'],
\ 'priority': 10,
\ 'completor': function('asyncomplete#sources#file#completor')
\ }))