.vimrc

syntax on
filetype plugin indent on
set autowrite
set encoding=utf-8
set cmdheight=2
" For standard vim, ctrl-v for paste, and ctrl-z to undo
:inoremap <C-v> <C-o>"*p
:imap <C-z> <C-o>u

" Command-r to run Go
:map <D-r> <Esc> :!go run .<CR>

" Command-. to stop running
:map <D-.> <press Ctrl-C> | execute 'redraw!'

" Command-Shift-, to open vimrc
:map <D-<> :e ~/.vimrc<CR>

" MacVim font settings
set gfn=Monaco:h16

" File shortcuts
command Zsh :e ~/.zshrc
command Main :cd ~/go/handshake | :e main.go

" Brackets closing
"inoremap {      {}<Left>
"inoremap {<CR>  {<CR>}<Esc>O
"inoremap {{     {
"inoremap {}     {}

" Switch window
nnoremap <D-j> <C-W><C-W>

" Backspace in visual
xnoremap <BS> d i <Left>

" go-vim
map <C-n> :cnext<CR>
map <C-m> :cprevious<CR>
nnoremap <leader>a :cclose<CR>

" Coc specific features
set updatetime=300

inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ coc#refresh()
inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"

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

nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)
nmap <leader>cr  <Plug>(coc-rename)

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

function! s:show_documentation()
  if (index(['vim','help'], &filetype) >= 0)
    execute 'h '.expand('<cword>')
  elseif (coc#rpc#ready())
    call CocActionAsync('doHover')
  else
    execute '!' . &keywordprg . " " . expand('<cword>')
  endif
endfunction

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)

if has("patch-8.1.1564")
  set signcolumn=number
else
  set signcolumn=yes
endif

" Colorscheme
let macvim_skip_colorscheme = 1
set tabstop=4
set softtabstop=0 noexpandtab
set shiftwidth=4

" vim-plug
call plug#begin('~/.vim/plugged')
Plug 'neoclide/coc.nvim', {'branch': 'release'}
"Plug 'arzg/vim-colors-xcode'
Plug 'morhetz/gruvbox'
Plug 'preservim/nerdcommenter'
Plug 'preservim/nerdtree'
Plug 'jiangmiao/auto-pairs'
call plug#end()

autocmd vimenter * ++nested colorscheme gruvbox