nixos-config/hosts/worf/neovim.nix

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{ pkgs, lib, inputs, config, ...}:
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{
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programs.neovim = {
enable = true;
defaultEditor = true;
viAlias = true;
vimAlias = true;
vimdiffAlias = true;
plugins = with pkgs.vimPlugins; [
lightline-vim
vim-lightline-coc
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vim-commentary
vim-fugitive
nerdtree
nerdtree-git-plugin
vim-devicons
nvim-lspconfig
copilot-vim
nvim-treesitter
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coc-css
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coc-go
coc-html
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coc-json
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coc-nvim
coc-pyright
vim-nix
];
extraConfig = ''
let mapleader = ','
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set number
set shiftwidth=2
set tabstop=2
set expandtab
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" Integrate status with lightline
let g:lightline = {
\ 'active': {
\ 'left': [[ 'coc_info', 'coc_hints', 'coc_errors', 'coc_warnings', 'coc_ok' ], [ 'coc_status' ]]
\ }
\ }
" register components:
call lightline#coc#register()
" GoTo code navigation.
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 ShowDocumentation()<CR>
function! ShowDocumentation()
if CocAction('hasProvider', 'hover')
call CocActionAsync('doHover')
else
call feedkeys('K', 'in')
endif
endfunction
" Enable syntax folding with coc
command! -nargs=* Fold :call CocAction('fold', <f-args>)
inoremap <silent><expr> <CR> coc#pum#visible() ? coc#pum#confirm()
\: "\<C-g>u\<CR>\<c-r>=coc#on_enter()\<CR>"
" Highlight the symbol and its references when holding the cursor.
autocmd CursorHold * silent call CocActionAsync('highlight')
" Symbol renaming.
nmap <leader>rn <Plug>(coc-rename)
" Use CTRL-S for selections ranges.
" Requires 'textDocument/selectionRange' support of language server.
nmap <silent> <C-s> <Plug>(coc-range-select)
xmap <silent> <C-s> <Plug>(coc-range-select)
" Step through diagnostics
nmap <silent> <g <Plug>(coc-diagnostic-prev)
nmap <silent> >g <Plug>(coc-diagnostic-next)
" Nerdtree-settings
" Toggle nerdtree on Ctrl+t
nmap <silent> <C-t> :NERDTreeToggle<CR>
autocmd VimEnter * NERDTree " Autostart nerdtree on vim startup
autocmd VimEnter * wincmd p " Unselect nerdtree window
" Close vim is Nerdtree is the only buffer left
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
" List and switch buffers on Ctrl+k
nnoremap <C-k> :set nomore <Bar> :ls <Bar> :set more <CR>:b<Space>
" Show trailing whitespace
highlight ExtraWhitespace ctermbg=red guibg=red
match ExtraWhitespace /\s\+$/
" Disable search highlights
map <Leader><Space> :noh<CR>
'';
};
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}