nix-config/programs/neovim/coc.vim
2021-04-11 23:31:11 -07:00

139 lines
4.8 KiB
VimL

" START Configuration for coc.nvim
" --------------------------------
" Better display for messages
set cmdheight=2
" You will have bad experience for diagnostic messages when it's default 4000.
set updatetime=300
" don't give |ins-completion-menu| messages.
set shortmess+=c
" always show signcolumns
set signcolumn=yes
" Use tab for trigger completion with characters ahead and navigate.
" Use command ':verbose imap <tab>' to make sure tab is not mapped by other plugin.
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
" Use <c-space> to trigger completion.
inoremap <silent><expr> <c-space> coc#refresh()
" Use <cr> to confirm completion, `<C-g>u` means break undo chain at current position.
" Coc only does snippet and additional edit on confirm.
inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
" Or use `complete_info` if your vim support it, like:
" inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"
" Use `[g` and `]g` to navigate diagnostics
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)
" Remap keys for gotos
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)
" Use K to show documentation in preview window
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
" Highlight symbol under cursor on CursorHold
autocmd CursorHold * silent call CocActionAsync('highlight')
" Remap for rename current word
nmap <leader>rn <Plug>(coc-rename)
" Remap for format selected region
xmap <leader>l <Plug>(coc-format-selected)
nmap <leader>l <Plug>(coc-format-selected)
augroup mygroup
autocmd!
" Setup formatexpr specified filetype(s).
autocmd FileType typescript,json,scala setl formatexpr=CocAction('formatSelected')
" Update signature help on jump placeholder
autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
augroup end
" Remap for do codeAction of selected region, ex: `<leader>aap` for current paragraph
xmap <leader>a <Plug>(coc-codeaction-selected)
nmap <leader>a <Plug>(coc-codeaction-selected)
" Remap for do codeAction of current line
nmap <leader>ac <Plug>(coc-codeaction)
" Fix autofix problem of current line
nmap <leader>qf <Plug>(coc-fix-current)
" Create mappings for function text object, requires document symbols feature of languageserver.
xmap if <Plug>(coc-funcobj-i)
xmap af <Plug>(coc-funcobj-a)
omap if <Plug>(coc-funcobj-i)
omap af <Plug>(coc-funcobj-a)
" Use <TAB> for select selections ranges, needs server support, like: coc-tsserver, coc-python
nmap <silent> <TAB> <Plug>(coc-range-select)
xmap <silent> <TAB> <Plug>(coc-range-select)
" Use `:Format` to format current buffer
command! -nargs=0 Format :call CocAction('format')
" Use `:Fold` to fold current buffer
command! -nargs=? Fold :call CocAction('fold', <f-args>)
" use `:OR` for organize import of current buffer
command! -nargs=0 OR :call CocAction('runCommand', 'editor.action.organizeImport')
" Using CocList
" Show all diagnostics
nnoremap <silent> <space>a :<C-u>CocList diagnostics<cr>
" Manage extensions
nnoremap <silent> <space>e :<C-u>CocList extensions<cr>
" Show commands
nnoremap <silent> <space>c :<C-u>CocList commands<cr>
" Find symbol of current document
nnoremap <silent> <space>o :<C-u>CocList outline<cr>
" Search workspace symbols
nnoremap <silent> <space>s :<C-u>CocList -I symbols<cr>
" Do default action for next item.
nnoremap <silent> <space>j :<C-u>CocNext<CR>
" Do default action for previous item.
nnoremap <silent> <space>k :<C-u>CocPrev<CR>
" Resume latest coc list
nnoremap <silent> <space>p :<C-u>CocListResume<CR>
" Notify coc.nvim that <enter> has been pressed.
" Currently used for the formatOnType feature.
inoremap <silent><expr> <cr> pumvisible() ? coc#_select_confirm()
\: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"
" Toggle panel with Tree Views
nnoremap <silent> <space>t :<C-u>CocCommand metals.tvp<CR>
" Toggle Tree View 'metalsBuild'
nnoremap <silent> <space>tb :<C-u>CocCommand metals.tvp metalsBuild<CR>
" Toggle Tree View 'metalsCompile'
nnoremap <silent> <space>tc :<C-u>CocCommand metals.tvp metalsCompile<CR>
" Reveal current current class (trait or object) in Tree View 'metalsBuild'
nnoremap <silent> <space>tf :<C-u>CocCommand metals.revealInTreeView metalsBuild<CR>
nmap <Leader>ws <Plug>(coc-metals-expand-decoration)