nnoremap <C-t> :NERDTreeToggle<CR>

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

  nmap <silent> <F3>    <Plug>(coc-codeaction-line)
  xmap <silent> <F3>    <Plug>(coc-codeaction-selected)

  inoremap <expr> <cr> coc#pum#visible() ? coc#_select_confirm() : "\<CR>"

  inoremap <silent><expr> <TAB>
  \ coc#pum#visible() ? coc#pum#next(1):
  \ <SID>check_back_space() ? "\<Tab>" :
  \ coc#refresh()
  inoremap <expr><S-TAB> coc#pum#visible() ? coc#pum#prev(1) : "\<C-h>"
" }}}

" Copy to clipboard register and paste from clipboard register {{{
  " Taken from https://unix.stackexchange.com/a/23437
  nnoremap <C-y> "+y
  vnoremap <C-y> "+y
  nnoremap <C-p> "+gP
  vnoremap <C-p> "+gP
" }}}