1" la-ninpre init.vim "
  2
  3" misc: {{{
  4
  5if &shell =~# 'fish$'
  6    set shell=bash
  7endif
  8
  9" use space as leader key
 10let mapleader=" "
 11
 12" enter new era :D
 13set nocompatible
 14set encoding=utf-8
 15
 16" enable hybrid numbers
 17set nu rnu
 18
 19" mouse is bad, but sometimes is useful
 20set mouse=a
 21
 22" this is for better file searching
 23set path=.,**
 24set wildmenu
 25
 26" more intuitive splits
 27set splitbelow splitright
 28
 29" search options
 30set nohlsearch incsearch ignorecase smartcase showmatch
 31
 32" ruler
 33set rulerformat=%38(%{strftime('%F\ %H:%M')}%=%l/%L\ (%p%%)%=%c%=\ %)
 34
 35" expand tabs to spaces
 36set tabstop=4 softtabstop=4
 37set shiftwidth=4
 38set expandtab
 39
 40" use autoindents
 41set smartindent
 42
 43" replace default behaviour with undotree plugin
 44set noswapfile nobackup
 45set undodir=~/.local/share/nvim/undodir
 46set undofile
 47
 48" actually, i don't remember what is this...
 49set hidden
 50
 51" fix update time
 52set updatetime=50
 53
 54" remind yourself about 80 column rule
 55set colorcolumn=81
 56
 57" this could be used to show unprintable characters
 58set listchars=tab:>-,eol:$,space:•,trail:~
 59
 60" }}}
 61" plugins: {{{
 62
 63" pluggins are installed with vim plug
 64call plug#begin('~/.local/share/nvim/plugged')
 65"Plug 'ap/vim-css-color'
 66Plug 'cespare/vim-toml'
 67Plug 'dag/vim-fish'
 68Plug 'dense-analysis/ale'
 69Plug 'https://tildegit.org/sloum/gemini-vim-syntax'
 70Plug 'hrsh7th/nvim-cmp'
 71Plug 'hrsh7th/cmp-nvim-lsp'
 72Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
 73Plug 'junegunn/fzf.vim'
 74Plug 'junegunn/goyo.vim'
 75Plug 'junegunn/limelight.vim'
 76Plug 'karolbelina/uxntal.vim'
 77Plug 'L3MON4D3/LuaSnip'
 78Plug 'mattn/emmet-vim'
 79Plug 'mbbill/undotree'
 80Plug 'neovim/nvim-lspconfig'
 81Plug 'preservim/nerdcommenter'
 82Plug 'saadparwaiz1/cmp_luasnip'
 83Plug 'tpope/vim-surround'
 84call plug#end()
 85filetype plugin indent on
 86
 87" }}}
 88" colorscheme: {{{
 89" limelight
 90let g:limelight_conceal_ctermfg = 'gray'
 91let g:limelight_conceal_ctermfg = 240
 92hi ColorColumn ctermbg=grey
 93
 94" }}}
 95" mappings: {{{
 96
 97" easier navigation in splits
 98map <C-H> <C-W><C-H>
 99map <C-L> <C-W><C-L>
100map <C-J> <C-W><C-J>
101map <C-K> <C-W><C-K>
102
103" replace all occurencies of the word under the cursor
104nnoremap <leader>su :%s/\<<C-r><C-w>\>/
105
106" show or hide undo tree
107nnoremap <leader>u :UndotreeToggle<CR>
108
109" open helptags
110nnoremap <leader>h :Helptags<CR>
111
112" open file with fzf
113nnoremap <leader>o :Files<CR>
114
115" easy source init.vim
116nnoremap <leader><CR> :so ~/.config/nvim/init.vim<CR>
117" easy open init.vim
118nnoremap <leader>vc :e ~/.config/nvim/init.vim<CR>
119
120" show or hide unprintable characters
121nnoremap <leader>sl :set list<CR>
122nnoremap <leader>sn :set nolist<CR>
123
124" goyo
125nnoremap <leader>go :Goyo<CR>
126
127" actually magick!
128" this moves higlighted block up or down
129vnoremap J :m '>+1<CR>gv=gv
130vnoremap K :m '<-2<CR>gv=gv
131
132" alias for capturing group in command mode (for use with regexps)
133cmap ;( \(\)<Left><Left>
134
135" }}}
136" autocommands: {{{
137
138" disable undofiles for passwords (yikes!)
139au BufWritePre /dev/shm/pass.* setlocal noundofile
140
141" limelight on when goyo
142autocmd! User GoyoEnter Limelight
143autocmd! User GoyoLeave Limelight!
144
145" fix wrong nvim size when starting in alacritty
146autocmd VimEnter * :silent exec "!kill -s SIGWINCH $PPID"
147
148" enable insert mode when entering git commit message
149autocmd VimEnter */COMMIT_EDITMSG exec 'normal 1G' | startinsert
150
151" highlight yanked text (needs nvim 0.5.x)
152augroup highlight_yank
153    autocmd!
154    autocmd TextYankPost * silent! lua require'vim.highlight'.on_yank({timeout = 40})
155augroup END
156
157" }}}
158" lsp: {{{
159lua <<EOF
160
161local capabilities = vim.lsp.protocol.make_client_capabilities()
162capabilities = require('cmp_nvim_lsp').update_capabilities(capabilities)
163
164local opts = { noremap=true, silent=true }
165vim.keymap.set('n', '<space>e', vim.diagnostic.open_float, opts)
166vim.keymap.set('n', '[d', vim.diagnostic.goto_prev, opts)
167vim.keymap.set('n', ']d', vim.diagnostic.goto_next, opts)
168vim.keymap.set('n', '<space>q', vim.diagnostic.setloclist, opts)
169
170-- Use an on_attach function to only map the following keys
171-- after the language server attaches to the current buffer
172local on_attach = function(client, bufnr)
173  -- Enable completion triggered by <c-x><c-o>
174  --vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')
175
176  -- Mappings.
177  -- See `:help vim.lsp.*` for documentation on any of the below functions
178  local bufopts = { noremap=true, silent=true, buffer=bufnr }
179  vim.keymap.set('n', 'gD', vim.lsp.buf.declaration, bufopts)
180  vim.keymap.set('n', 'gd', vim.lsp.buf.definition, bufopts)
181  vim.keymap.set('n', 'K', vim.lsp.buf.hover, bufopts)
182  vim.keymap.set('n', 'gi', vim.lsp.buf.implementation, bufopts)
183  vim.keymap.set('n', '<C-k>', vim.lsp.buf.signature_help, bufopts)
184  vim.keymap.set('n', '<space>wa', vim.lsp.buf.add_workspace_folder, bufopts)
185  vim.keymap.set('n', '<space>wr', vim.lsp.buf.remove_workspace_folder, bufopts)
186  vim.keymap.set('n', '<space>wl', function()
187    print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
188  end, bufopts)
189  vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition, bufopts)
190  vim.keymap.set('n', '<space>rn', vim.lsp.buf.rename, bufopts)
191  vim.keymap.set('n', '<space>ca', vim.lsp.buf.code_action, bufopts)
192  vim.keymap.set('n', 'gr', vim.lsp.buf.references, bufopts)
193  vim.keymap.set('n', '<space>f', vim.lsp.buf.formatting, bufopts)
194end
195
196lspconfig = require "lspconfig"
197util = require "lspconfig/util"
198
199lspconfig.clangd.setup {
200  on_attach = on_attach,
201  capabilities = capabilities
202}
203
204lspconfig.pyright.setup {
205  on_attach = on_attach,
206  capabilities = capabilities
207}
208
209lspconfig.gopls.setup {
210  cmd = {"gopls", "serve"},
211  filetypes = {"go", "gomod"},
212  root_dir = util.root_pattern("go.work", "go.mod", ".git"),
213  on_attach = on_attach,
214  capabilities = capabilities,
215  settings = {
216    gopls = {
217      analyses = {
218        unusedparams = true,
219      },
220      staticcheck = true,
221    },
222  },
223}
224lspconfig.hls.setup{
225  on_attach = on_attach,
226  root_dir = vim.loop.cwd,
227  capabilities = capabilities,
228  settings = {
229    rootMarkers = {"./git/"}
230  }
231}
232
233-- luasnip setup
234local luasnip = require 'luasnip'
235
236-- nvim-cmp setup
237local cmp = require 'cmp'
238cmp.setup {
239  snippet = {
240    expand = function(args)
241      luasnip.lsp_expand(args.body)
242    end,
243  },
244  mapping = cmp.mapping.preset.insert({
245    ['<C-d>'] = cmp.mapping.scroll_docs(-4),
246    ['<C-f>'] = cmp.mapping.scroll_docs(4),
247    ['<C-Space>'] = cmp.mapping.complete(),
248    ['<CR>'] = cmp.mapping.confirm {
249      behavior = cmp.ConfirmBehavior.Replace,
250      select = true,
251    },
252    ['<Tab>'] = cmp.mapping(function(fallback)
253      if cmp.visible() then
254        cmp.select_next_item()
255      elseif luasnip.expand_or_jumpable() then
256        luasnip.expand_or_jump()
257      else
258        fallback()
259      end
260    end, { 'i', 's' }),
261    ['<S-Tab>'] = cmp.mapping(function(fallback)
262      if cmp.visible() then
263        cmp.select_prev_item()
264      elseif luasnip.jumpable(-1) then
265        luasnip.jump(-1)
266      else
267        fallback()
268      end
269    end, { 'i', 's' }),
270  }),
271  sources = {
272    { name = 'nvim_lsp' },
273    { name = 'luasnip' },
274  },
275}
276EOF
277" }}}
278" vim: ft=vim fdm=marker: