Nvim Go configuration

go.vim

"-- vim-go specific configuration

" run :GoBuild or :GoTestCompile based on the go file
function! s:build_go_files()
  let l:file = expand('%')
  if l:file =~# '^\f\+_test\.go$'
    call go#test#Test(0, 1)
  elseif l:file =~# '^\f\+\.go$'
    call go#cmd#Build(0)
  endif
endfunction

autocmd FileType go nmap <leader>b :<C-u>call <SID>build_go_files()<CR>
autocmd FileType go nmap <Leader>c <Plug>(go-coverage-toggle)
autocmd FileType go nmap <leader>t <Plug>(go-test)

autocmd Filetype go command! -bang A call go#alternate#Switch(<bang>0, 'edit')
autocmd Filetype go command! -bang AV call go#alternate#Switch(<bang>0, 'vsplit')
autocmd Filetype go command! -bang AS call go#alternate#Switch(<bang>0, 'split')
autocmd Filetype go command! -bang AT call go#alternate#Switch(<bang>0, 'tabe')

autocmd FileType go setlocal foldmethod=expr foldexpr=getline(v:lnum)=~'^\s*'.&commentstring[0]

let g:go_list_type = "quickfix"    " error lists are of type quickfix
let g:go_fmt_command = "goimports" " automatically format and rewrite imports
let g:go_auto_sameids = 1          " highlight matching identifiers

"-- vim-go specific configuration (END)

"-- coc.nvim specific configuration

set hidden
set cmdheight=2
set updatetime=300
set shortmess+=c
if has("patch-8.1.1564")
  set signcolumn=number
else
  set signcolumn=yes
endif

nmap <silent> gr <Plug>(coc-references)
nmap <silent> gi <Plug>(coc-implementation)
nmap <silent> rn <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>')
  else
    call CocAction('doHover')
  endif
endfunction

"-- coc.nvim specific configuration (END)