let g:coc_global_extensions = ['coc-highlight', 'coc-snippets', 'coc-tsserver', 'coc-css', 'coc-html', 'coc-json', 'coc-emmet']

" Config
nnoremap <silent><F6> :vsplit<CR><Bar>:CocConfig<CR>

let g:coc_snippet_next = '<TAB>'
let g:coc_snippet_prev = '<S-TAB>'

inoremap <silent><expr> <TAB>
	  \ pumvisible() ? "\<C-n>" :
	  \ coc#expandableOrJumpable() ?
	  \ "\<C-r>=coc#rpc#request('doKeymap', ['snippets-expand-jump',''])\<CR>" :
	  \ <SID>check_back_space() ? "\<TAB>" :
	  \ coc#refresh()

function! s:check_back_space() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction

inoremap <silent><expr> <C-space> coc#refresh()

if exists('*complete_info')
  inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"
else
  inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
endif

" GoTo code navigation.
nnoremap <silent> gd <Plug>(coc-definition)
nnoremap <silent> gr <Plug>(coc-references)

" Use D to show documentation in preview window.
nnoremap <silent> D :call <SID>show_documentation()<CR>

function! s:show_documentation()
  if (index(['vim','help'], &filetype) >= 0)
    execute 'h '.expand('<cword>')
  else
    call CocAction('doHover')
  endif
endfunction

" Symbol renaming.
nnoremap <leader>rn <Plug>(coc-rename)