gistfile1.txt

" VimL source.
Plug 'Shougo/neco-vim'
Plug 'https://github.com/neoclide/coc-neco'

" CSS source.
Plug 'neoclide/coc-css', {'do': 'yarn install --frozen-lockfile --force'}

" JSON source.
Plug 'neoclide/coc-json', {'do': 'yarn install --frozen-lockfile --force'}

" JavaScript and TypeScript source.
Plug 'neoclide/coc-tsserver', {'do': 'yarn install --frozen-lockfile --force'}

" ESLint source.
Plug 'neoclide/coc-eslint', {'do': 'yarn install --frozen-lockfile --force'}

" Prettier source.
Plug 'neoclide/coc-prettier', {'do': 'yarn install --frozen-lockfile --force'}

" IntelliSense engine.
Plug 'neoclide/coc.nvim', {'do': { -> coc#util#install() }}
" :CocInstall coc-eslint coc-prettier coc-html coc-yaml

" Confirm completion.
inoremap <expr> <CR> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"

" Navigate diagnostics.
nmap <silent> [l <Plug>(coc-diagnostic-prev)
nmap <silent> ]l <Plug>(coc-diagnostic-next)

nmap <silent> gd <Plug>(coc-definition)
nmap <silent> gy <Plug>(coc-type-definition)
nmap <silent> gi <Plug>(coc-implementation)
nmap <silent> gr <Plug>(coc-references)

function! s:show_documentation()
  if &filetype == 'vim'
    execute 'h '.expand('<cword>')
  else
    call CocAction('doHover')
  endif
endfunction

nnoremap <silent> gk :call <SID>show_documentation()<CR>

command! -nargs=0 Prettier :CocCommand prettier.formatFile

call coc#config('coc.preferences', {
      \ 'diagnostic.errorSign': 'E',
      \ 'diagnostic.warningSign': 'W',
      \ 'diagnostic.infoSign': 'I',
      \ 'diagnostic.hintSign': 'H',
      \ })

call coc#config('tsserver', {
      \ 'enableJavascript': 0,
      \ })

call coc#config('eslint', {
      \ 'enable': 1,
      \ 'packageManager': 'yarn',
      \ 'filetypes': ['javascript', 'javascriptreact', 'javascript.jsx', 'javascript.flow.jsx', 'typescript'],
      \ })

call coc#config('languageserver.flow', {
      \ 'command': './node_modules/.bin/flow',
      \ 'args': ['lsp'],
      \ 'filetypes': ['javascript.flow.jsx'],
      \ 'initializationOptions': {},
      \ 'requireRootPattern': 1,
      \ 'settings': {},
      \ 'rootPatterns': ['.flowconfig']
      \ })