Switch to new Lua-based config & treesitter in nvim

tycho/nvim/init.lua

@@ -0,0 +1,45 @@
+require('plugins')
+
+-- comma as leader
+vim.g.mapleader = ","
+
+-- load legacy options
+vim.cmd([[
+	so ~/.config/nvim/legacy.vim
+]])
+
+require('completion')
+require('lsp-setup')
+
+-- nvim-treesitter
+require('nvim-treesitter.configs').setup {
+    ensure_installed = {
+        "c", "lua", "vim", "help", "query",
+        "gitattributes", "gitcommit", "gitignore",
+        "json", "markdown", "yaml", "toml",
+        "make", "nix", "bash",
+        "php", "html", "css",
+        "python", "rust", 
+    },
+    highlight = {
+        enable = true,
+    },
+}
+
+-- lualine theme
+require('lualine').setup {
+    options = {
+        theme = 'gruvbox',
+        -- no separators between lualine elements
+        section_separators = '',
+        component_separators = ''
+    }
+}
+
+vim.opt.termguicolors = true
+require("bufferline").setup{}
+
+-- settings for neovide
+if vim.g.neovide then
+    vim.o.guifont = "Iosevka Term Medium:h12"
+end

tycho/nvim/legacy.vim

@@ -3,61 +3,61 @@
 " syntax on
 
 " enable autocompletion of ale
-let g:ale_completion_enabled = 1
+"let g:ale_completion_enabled = 1
 " disable latex linting from ale as i've got my own plugin for that
-let g:ale_linters = {'rust': ['analyzer'], 'tex': []}
-let g:ale_fixers = {'c': ['clang-format']}
+"let g:ale_linters = {'rust': ['analyzer'], 'tex': []}
+"let g:ale_fixers = {'c': ['clang-format']}
 
 
-" Initialize plugin system
-call plug#begin(stdpath('data') . '/plugged')
+"" Initialize plugin system
+"call plug#begin(stdpath('data') . '/plugged')
 
-" Make sure you use single quotes
+"" Make sure you use single quotes
 
-" Shorthand notation; fetches https://github.com/morhetz/gruvbox
-" Plug 'morhetz/gruvbox'
-Plug 'drewtempelmeyer/palenight.vim'
+"" Shorthand notation; fetches https://github.com/morhetz/gruvbox
+"" Plug 'morhetz/gruvbox'
+"Plug 'drewtempelmeyer/palenight.vim'
 
-" Any valid git URL is allowed
-Plug 'https://github.com/scrooloose/nerdcommenter.git'
+"" Any valid git URL is allowed
+"Plug 'https://github.com/scrooloose/nerdcommenter.git'
 
-" On-demand loading for languages
-Plug 'rust-lang/rust.vim', { 'for': 'rust' }
-Plug 'cespare/vim-toml', { 'for': 'toml' }
-Plug 'keith/swift.vim', { 'for': 'swift' }
-" Plug 'neovimhaskell/haskell-vim', { 'for': 'haskell' }
+"" On-demand loading for languages
+"Plug 'rust-lang/rust.vim', { 'for': 'rust' }
+"Plug 'cespare/vim-toml', { 'for': 'toml' }
+"Plug 'keith/swift.vim', { 'for': 'swift' }
+"" Plug 'neovimhaskell/haskell-vim', { 'for': 'haskell' }
 
-Plug 'vim-syntastic/syntastic'
-Plug 'vim-airline/vim-airline'
-Plug 'tpope/vim-fugitive'
-Plug 'airblade/vim-gitgutter'
-Plug 'justinmk/vim-sneak'
-Plug 'lervag/vimtex'
-Plug 'editorconfig/editorconfig-vim'
-Plug 'LnL7/vim-nix'
-Plug 'xevz/vim-squirrel'
-Plug 'preservim/nerdtree'
+"Plug 'vim-syntastic/syntastic'
+"Plug 'vim-airline/vim-airline'
+"Plug 'tpope/vim-fugitive'
+"Plug 'airblade/vim-gitgutter'
+"Plug 'justinmk/vim-sneak'
+"Plug 'lervag/vimtex'
+"Plug 'editorconfig/editorconfig-vim'
+"Plug 'LnL7/vim-nix'
+"Plug 'xevz/vim-squirrel'
+"Plug 'preservim/nerdtree'
 
-" Plugin outside ~/.vim/plugged with post-update hook
-Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
-Plug 'junegunn/fzf.vim'
+"" Plugin outside ~/.vim/plugged with post-update hook
+"Plug 'junegunn/fzf', { 'do': { -> fzf#install() } }
+"Plug 'junegunn/fzf.vim'
 
-" ale language server client
-Plug 'dense-analysis/ale'
+"" ale language server client
+"Plug 'dense-analysis/ale'
 
-" Initialize plugin system
-call plug#end()
+"" Initialize plugin system
+"call plug#end()
 
 " open fzf files in new tab instead of new buffer
 "command! -bang -nargs=? -complete=dir Files
     "\ call fzf#vim#files(<q-args>, {'sink': 'tabedit', 'options': ['--info=inline', '--preview', '~/.vim/plugged/fzf.vim/bin/preview.sh {}']}, <bang>0)
 
-set laststatus=2
-let g:airline#extensions#tabline#enabled = 1
+"set laststatus=2
+"let g:airline#extensions#tabline#enabled = 1
 "let g:airline_powerline_fonts = 1
 
 " window switching by #
-let g:airline_section_c = '[%{winnr()}] %t'
+"let g:airline_section_c = '[%{winnr()}] %t'
 nnoremap <space>1 1<C-w>w
 nnoremap <space>2 2<C-w>w
 nnoremap <space>3 3<C-w>w
@@ -74,9 +74,6 @@ nnoremap <space>0 10<C-w>w
 
 set backspace=indent,eol,start
 
-" map the leader key to ,
-let mapleader=","
-
 let $FZF_DEFAULT_COMMAND = 'rg --files --hidden'
 
 " Cycling through windows and tabs
@@ -110,8 +107,8 @@ set hidden
 " tex configuration
 let g:tex_flavor='latex'
 " Optics
-colorscheme palenight "gruvbox
-set background=dark    " Setting dark mode
+"colorscheme palenight "gruvbox
+"set background=dark    " Setting dark mode
 
 set number
 set relativenumber

tycho/nvim/lua/completion.lua

@@ -0,0 +1,67 @@
+-- Set up nvim-cmp.
+local cmp = require'cmp'
+
+cmp.setup({
+  snippet = {
+    expand = function(args)
+      vim.fn["vsnip#anonymous"](args.body) -- For `vsnip` users.
+    end,
+  },
+  window = {
+    -- completion = cmp.config.window.bordered(),
+    -- documentation = cmp.config.window.bordered(),
+  },
+  mapping = cmp.mapping.preset.insert({
+	['<C-b>'] = cmp.mapping(cmp.mapping.scroll_docs(-4), { 'i', 'c' }),
+    ['<C-f>'] = cmp.mapping(cmp.mapping.scroll_docs(4), { 'i', 'c' }),
+    ['<Tab>'] = cmp.mapping(cmp.mapping.select_next_item(), { 'i', 'c' }),
+    ['<S-Tab>'] = cmp.mapping(cmp.mapping.select_prev_item(), { 'i', 'c' }),
+    ['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }),
+    ['<C-y>'] = cmp.config.disable, -- Specify `cmp.config.disable` if you want to remove the default `<C-y>` mapping.
+    ['<C-e>'] = cmp.mapping({
+        i = cmp.mapping.abort(),
+        c = cmp.mapping.close(),
+      }),
+    ['<CR>'] = cmp.mapping.confirm({ select = false }), -- Accept currently elected item. Set `select` to `false` to only confirm explicitly selected items.
+  }),
+  sources = cmp.config.sources({
+    { name = 'nvim_lsp' },
+    { name = 'vsnip' }, -- For vsnip users.
+  }, {
+    { name = 'buffer' },
+  })
+})
+
+-- Set configuration for specific filetype.
+cmp.setup.filetype('gitcommit', {
+  sources = cmp.config.sources({
+    { name = 'cmp_git' }, -- You can specify the `cmp_git` source if you were installed it.
+  }, {
+    { name = 'buffer' },
+  })
+})
+
+-- Use buffer source for `/` and `?` (if you enabled `native_menu`, this won't work anymore).
+cmp.setup.cmdline({ '/', '?' }, {
+  mapping = cmp.mapping.preset.cmdline(),
+  sources = {
+    { name = 'buffer' }
+  }
+})
+
+-- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
+cmp.setup.cmdline(':', {
+  mapping = cmp.mapping.preset.cmdline(),
+  sources = cmp.config.sources({
+    { name = 'path' }
+  }, {
+    { name = 'cmdline' }
+  })
+})
+
+-- Set up lspconfig.
+--local capabilities = require('cmp_nvim_lsp').default_capabilities()
+-- Replace <YOUR_LSP_SERVER> with each lsp server you've enabled.
+--require('lspconfig')['<YOUR_LSP_SERVER>'].setup {
+  --capabilities = capabilities
+--}

tycho/nvim/lua/lsp-setup.lua

@@ -0,0 +1,71 @@
+-- Mappings.
+-- See `:help vim.diagnostic.*` for documentation on any of the below functions
+local opts = { noremap=true, silent=true }
+vim.api.nvim_set_keymap('n', ',e', '<cmd>lua vim.diagnostic.open_float()<CR>', opts)
+vim.api.nvim_set_keymap('n', 'ge', '<cmd>lua vim.diagnostic.goto_prev()<CR>', opts)
+vim.api.nvim_set_keymap('n', 'gE', '<cmd>lua vim.diagnostic.goto_next()<CR>', opts)
+vim.api.nvim_set_keymap('n', ',q', '<cmd>lua vim.diagnostic.setloclist()<CR>', opts)
+
+-- Use an on_attach function to only map the following keys
+-- after the language server attaches to the current buffer
+local on_attach = function(client, bufnr)
+  -- Enable completion triggered by <c-x><c-o>
+  vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc')
+
+  -- Mappings.
+  -- See `:help vim.lsp.*` for documentation on any of the below functions
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', 'gD', '<cmd>lua vim.lsp.buf.declaration()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', 'gd', '<cmd>lua vim.lsp.buf.definition()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', 'K', '<cmd>lua vim.lsp.buf.hover()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', 's', '<cmd>lua vim.lsp.buf.signature_help()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'i', ',s', '<cmd>lua vim.lsp.buf.signature_help()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', ',wa', '<cmd>lua vim.lsp.buf.add_workspace_folder()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', ',wr', '<cmd>lua vim.lsp.buf.remove_workspace_folder()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', ',wl', '<cmd>lua print(vim.inspect(vim.lsp.buf.list_workspace_folders()))<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', ',D', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', ',rn', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', ',qf', '<cmd>lua vim.lsp.buf.code_action()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', 'gr', '<cmd>lua vim.lsp.buf.references()<CR>', opts)
+  vim.api.nvim_buf_set_keymap(bufnr, 'n', ',F', '<cmd>lua vim.lsp.buf.format { async = true }<CR>', opts)
+end
+
+-- Use a loop to conveniently call 'setup' on multiple servers and
+-- map buffer local keybindings when the language server attaches
+local servers = { 'clangd', 'rust_analyzer', 'nil_ls' }
+for _, lsp in pairs(servers) do
+  require('lspconfig')[lsp].setup {
+    on_attach = on_attach,
+    flags = {
+      -- This will be the default in neovim 0.7+
+      debounce_text_changes = 150,
+    }
+  }
+end
+
+require('lspconfig').clangd.setup{
+  on_attach = on_attach,
+  cmd = {
+    "clangd",
+    "--background-index",
+    "--pch-storage=memory",
+    "--clang-tidy",
+    "--suggest-missing-includes",
+    "--all-scopes-completion",
+    "--pretty",
+    "--header-insertion=never",
+    "-j=4",
+    "--inlay-hints",
+    "--header-insertion-decorators",
+  },
+  filetypes = {"c", "cpp", "objc", "objcpp"},
+  -- root_dir = utils.root_pattern("compile_commands.json", "compile_flags.txt", ".git")
+  init_option = { fallbackFlags = {  "-std=c++2a"  } }
+}
+
+local capabilities = require('cmp_nvim_lsp').default_capabilities()
+
+require('lspconfig').pyright.setup {
+  on_attach = on_attach,
+  capabilities = capabilities
+}

tycho/nvim/lua/plugins.lua

@@ -0,0 +1,54 @@
+return require('packer').startup(function(use)
+  -- Packer can manage itself
+  use 'wbthomason/packer.nvim'
+
+  -- theme
+  -- use {'morhetz/gruvbox', config = function() vim.cmd.colorscheme("gruvbox") end }
+  use {'luisiacc/gruvbox-baby', config = function() vim.cmd.colorscheme("gruvbox-baby") end }
+  -- use 'drewtempelmeyer/palenight.vim'
+  use {
+    'nvim-lualine/lualine.nvim',
+    requires = { 'nvim-tree/nvim-web-devicons', opt = true }
+  }
+  use {'akinsho/bufferline.nvim', tag = "*", requires = 'nvim-tree/nvim-web-devicons'}
+
+  use 'scrooloose/nerdcommenter'
+  use 'sbdchd/neoformat'
+
+  -- fuzzy file finder
+  use { 'junegunn/fzf', run = function() vim.fn['fzf#install'](0) end }
+  use 'junegunn/fzf.vim'
+
+  -- -- On-demand loading for languages
+  use 'rust-lang/rust.vim'
+  -- use 'cespare/vim-toml
+  -- use 'keith/swift.vim'
+  -- use 'neovimhaskell/haskell-vim'
+
+  -- Post-install/update hook with neovim command
+  use { 'nvim-treesitter/nvim-treesitter', run = ':TSUpdate' }
+  
+  -- LSP plugins
+  use 'neovim/nvim-lspconfig'
+  use 'hrsh7th/cmp-nvim-lsp'
+  use 'hrsh7th/cmp-buffer'
+  use 'hrsh7th/cmp-path'
+  use 'hrsh7th/cmp-cmdline'
+  use 'hrsh7th/nvim-cmp'
+  -- snippet engine
+  use 'hrsh7th/vim-vsnip'
+
+  use 'tpope/vim-fugitive'
+  -- use 'vim-syntastic/syntastic'
+  -- use 'vim-airline/vim-airline'
+  -- use 'airblade/vim-gitgutter'
+  -- use 'justinmk/vim-sneak'
+  -- use 'lervag/vimtex'
+  -- use 'editorconfig/editorconfig-vim'
+  -- use 'LnL7/vim-nix'
+  -- use 'xevz/vim-squirrel'
+  -- use 'preservim/nerdtree'
+  -- 
+  -- -- ale language server client
+  -- use 'dense-analysis/ale'
+end)

tycho/terminal/alacritty.yml

@@ -105,7 +105,7 @@ font:
     #   - (macOS) Menlo
     #   - (Linux) monospace
     #   - (Windows) Consolas
-    family: "Iosevka Term Medium"
+    family: "IosevkaTerm NFM Medium"
     #family: "Hack Nerd Font"
     #family: "Menlo"
 
@@ -341,7 +341,8 @@ working_directory: None
 enable_experimental_conpty_backend: false
 
 # Send ESC (\x1b) before characters when alt is pressed.
-alt_send_esc: true
+#alt_send_esc: true
+# window.option_as_alt is the new option for this!
 
 debug:
   # Display the time it takes to redraw each frame.