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+-- Install packer
+local install_path = vim.fn.stdpath 'data' .. '/site/pack/packer/start/packer.nvim'
+local is_bootstrap = false
+if vim.fn.empty(vim.fn.glob(install_path)) > 0 then
+ is_bootstrap = true
+ vim.fn.execute('!git clone https://github.com/wbthomason/packer.nvim ' .. install_path)
+ vim.cmd [[packadd packer.nvim]]
+end
+
+-- stylua: ignore start
+require('packer').startup(function(use)
+ use 'wbthomason/packer.nvim' -- Package manager
+ use 'tpope/vim-fugitive' -- Git commands in nvim
+ use 'tpope/vim-rhubarb' -- Fugitive-companion to interact with github
+ use { 'lewis6991/gitsigns.nvim', requires = { 'nvim-lua/plenary.nvim' } } -- Add git related info in the signs columns and popups
+ use 'numToStr/Comment.nvim' -- "gc" to comment visual regions/lines
+ use 'nvim-treesitter/nvim-treesitter' -- Highlight, edit, and navigate code
+ use 'nvim-treesitter/nvim-treesitter-textobjects' -- Additional textobjects for treesitter
+ use 'neovim/nvim-lspconfig' -- Collection of configurations for built-in LSP client
+ use 'williamboman/nvim-lsp-installer' -- Automatically install language servers to stdpath
+ use { 'hrsh7th/nvim-cmp', requires = { 'hrsh7th/cmp-nvim-lsp' } } -- Autocompletion
+ use { 'L3MON4D3/LuaSnip', requires = { 'saadparwaiz1/cmp_luasnip' } } -- Snippet Engine and Snippet Expansion
+ use 'mjlbach/onedark.nvim' -- Theme inspired by Atom
+ use 'nvim-lualine/lualine.nvim' -- Fancier statusline
+ use 'lukas-reineke/indent-blankline.nvim' -- Add indentation guides even on blank lines
+ use 'tpope/vim-sleuth' -- Detect tabstop and shiftwidth automatically
+ use { 'nvim-telescope/telescope.nvim', requires = { 'nvim-lua/plenary.nvim' } } -- Fuzzy Finder (files, lsp, etc)
+
+ -- Fuzzy Finder Algorithm which requires local dependencies to be built. Only load if `make` is available
+ use { 'nvim-telescope/telescope-fzf-native.nvim', run = 'make', cond = vim.fn.executable "make" == 1 }
+
+ if is_bootstrap then
+ require('packer').sync()
+ end
+end)
+-- stylua: ignore end
+
+-- When we are bootstrapping a configuration, it doesn't
+-- make sense to execute the rest of the init.lua.
+--
+-- You'll need to restart nvim, and then it will work.
+if is_bootstrap then
+ print '=================================='
+ print ' Plugins are being installed'
+ print ' Wait until Packer completes,'
+ print ' then restart nvim'
+ print '=================================='
+ return
+end
+
+-- Automatically source and re-compile packer whenever you save this init.lua
+local packer_group = vim.api.nvim_create_augroup('Packer', { clear = true })
+vim.api.nvim_create_autocmd('BufWritePost', {
+ command = 'source <afile> | PackerCompile',
+ group = packer_group,
+ pattern = vim.fn.expand '$MYVIMRC',
+})
+
+-- [[ Setting options ]]
+-- See `:help vim.o`
+
+-- Set highlight on search
+vim.o.hlsearch = false
+
+-- Make line numbers default
+vim.wo.number = true
+
+-- Enable mouse mode
+vim.o.mouse = 'a'
+
+-- Enable break indent
+vim.o.breakindent = true
+
+-- Save undo history
+vim.o.undofile = true
+
+-- Case insensitive searching UNLESS /C or capital in search
+vim.o.ignorecase = true
+vim.o.smartcase = true
+
+-- Decrease update time
+vim.o.updatetime = 250
+vim.wo.signcolumn = 'yes'
+
+-- Set colorscheme
+vim.o.termguicolors = true
+vim.cmd [[colorscheme onedark]]
+
+-- Set completeopt to have a better completion experience
+vim.o.completeopt = 'menuone,noselect'
+
+-- [[ Basic Keymaps ]]
+-- Set <space> as the leader key
+-- See `:help mapleader`
+-- NOTE: Must happen before plugins are required (otherwise wrong leader will be used)
+vim.g.mapleader = ' '
+vim.g.maplocalleader = ' '
+
+-- Keymaps for better default experience
+-- See `:help vim.keymap.set()`
+vim.keymap.set({ 'n', 'v' }, '<Space>', '<Nop>', { silent = true })
+
+-- Remap for dealing with word wrap
+vim.keymap.set('n', 'k', "v:count == 0 ? 'gk' : 'k'", { expr = true, silent = true })
+vim.keymap.set('n', 'j', "v:count == 0 ? 'gj' : 'j'", { expr = true, silent = true })
+
+-- [[ Highlight on yank ]]
+-- See `:help vim.highlight.on_yank()`
+local highlight_group = vim.api.nvim_create_augroup('YankHighlight', { clear = true })
+vim.api.nvim_create_autocmd('TextYankPost', {
+ callback = function()
+ vim.highlight.on_yank()
+ end,
+ group = highlight_group,
+ pattern = '*',
+})
+
+-- Set lualine as statusline
+-- See `:help lualine.txt`
+require('lualine').setup {
+ options = {
+ icons_enabled = false,
+ theme = 'onedark',
+ component_separators = '|',
+ section_separators = '',
+ },
+}
+
+-- Enable Comment.nvim
+require('Comment').setup()
+
+-- Enable `lukas-reineke/indent-blankline.nvim`
+-- See `:help indent_blankline.txt`
+require('indent_blankline').setup {
+ char = '┊',
+ show_trailing_blankline_indent = false,
+}
+
+-- Gitsigns
+-- See `:help gitsigns.txt`
+require('gitsigns').setup {
+ signs = {
+ add = { text = '+' },
+ change = { text = '~' },
+ delete = { text = '_' },
+ topdelete = { text = '‾' },
+ changedelete = { text = '~' },
+ },
+}
+
+-- [[ Configure Telescope ]]
+-- See `:help telesceope` and `:help telescope.setup()`
+require('telescope').setup {
+ defaults = {
+ mappings = {
+ i = {
+ ['<C-u>'] = false,
+ ['<C-d>'] = false,
+ },
+ },
+ },
+}
+
+-- Enable telescope fzf native, if installed
+pcall(require('telescope').load_extension, 'fzf')
+
+-- See `:help telescope.builtin`
+vim.keymap.set('n', '<leader>?', require('telescope.builtin').oldfiles, { desc = '[?] Find recently opened files' })
+vim.keymap.set('n', '<leader><space>', require('telescope.builtin').buffers, { desc = '[ ] Find existing buffers' })
+vim.keymap.set('n', '<leader>/', function()
+ -- You can pass additional configuration to telescope to change theme, layout, etc.
+ require('telescope.builtin').current_buffer_fuzzy_find(require('telescope.themes').get_dropdown {
+ winblend = 10,
+ previewer = false,
+ })
+end, { desc = '[/] Fuzzily search in current buffer]' })
+
+vim.keymap.set('n', '<leader>sf', require('telescope.builtin').find_files, { desc = '[S]earch [F]iles' })
+vim.keymap.set('n', '<leader>sh', require('telescope.builtin').help_tags, { desc = '[S]earch [H]elp' })
+vim.keymap.set('n', '<leader>sw', require('telescope.builtin').grep_string, { desc = '[S]earch current [W]ord' })
+vim.keymap.set('n', '<leader>sg', require('telescope.builtin').live_grep, { desc = '[S]earch by [G]rep' })
+vim.keymap.set('n', '<leader>sd', require('telescope.builtin').diagnostics, { desc = '[S]earch [D]iagnostics' })
+
+-- [[ Configure Treesitter ]]
+-- See `:help nvim-treesitter`
+require('nvim-treesitter.configs').setup {
+ -- Add languages to be installed here that you want installed for treesitter
+ ensure_installed = { 'lua', 'typescript', 'rust', 'go', 'python' },
+
+ highlight = { enable = true },
+ indent = { enable = true },
+ incremental_selection = {
+ enable = true,
+ keymaps = {
+ init_selection = '<c-space>',
+ node_incremental = '<c-space>',
+ -- TODO: I'm not sure for this one.
+ scope_incremental = '<c-s>',
+ node_decremental = '<c-backspace>',
+ },
+ },
+ textobjects = {
+ select = {
+ enable = true,
+ lookahead = true, -- Automatically jump forward to textobj, similar to targets.vim
+ keymaps = {
+ -- You can use the capture groups defined in textobjects.scm
+ ['af'] = '@function.outer',
+ ['if'] = '@function.inner',
+ ['ac'] = '@class.outer',
+ ['ic'] = '@class.inner',
+ },
+ },
+ move = {
+ enable = true,
+ set_jumps = true, -- whether to set jumps in the jumplist
+ goto_next_start = {
+ [']m'] = '@function.outer',
+ [']]'] = '@class.outer',
+ },
+ goto_next_end = {
+ [']M'] = '@function.outer',
+ [']['] = '@class.outer',
+ },
+ goto_previous_start = {
+ ['[m'] = '@function.outer',
+ ['[['] = '@class.outer',
+ },
+ goto_previous_end = {
+ ['[M'] = '@function.outer',
+ ['[]'] = '@class.outer',
+ },
+ },
+ swap = {
+ enable = true,
+ swap_next = {
+ ['<leader>a'] = '@parameter.inner',
+ },
+ swap_previous = {
+ ['<leader>A'] = '@parameter.inner',
+ },
+ },
+ },
+}
+
+-- Diagnostic keymaps
+vim.keymap.set('n', '[d', vim.diagnostic.goto_prev)
+vim.keymap.set('n', ']d', vim.diagnostic.goto_next)
+vim.keymap.set('n', '<leader>e', vim.diagnostic.open_float)
+vim.keymap.set('n', '<leader>q', vim.diagnostic.setloclist)
+
+-- LSP settings.
+-- This function gets run when an LSP connects to a particular buffer.
+local on_attach = function(_, bufnr)
+ -- NOTE: Remember that lua is a real programming language, and as such it is possible
+ -- to define small helper and utility functions so you don't have to repeat yourself
+ -- many times.
+ --
+ -- In this case, we create a function that lets us more easily define mappings specific
+ -- for LSP related items. It sets the mode, buffer and description for us each time.
+ local nmap = function(keys, func, desc)
+ if desc then
+ desc = 'LSP: ' .. desc
+ end
+
+ vim.keymap.set('n', keys, func, { buffer = bufnr, desc = desc })
+ end
+
+ nmap('<leader>rn', vim.lsp.buf.rename, '[R]e[n]ame')
+ nmap('<leader>ca', vim.lsp.buf.code_action, '[C]ode [A]tion')
+
+ nmap('gd', vim.lsp.buf.definition, '[G]oto [D]efinition')
+ nmap('gi', vim.lsp.buf.implementation, '[G]oto [I]mplementation')
+ nmap('gr', require('telescope.builtin').lsp_references)
+ nmap('<leader>ds', require('telescope.builtin').lsp_document_symbols, '[D]ocument [S]ymbols')
+ nmap('<leader>ws', require('telescope.builtin').lsp_dynamic_workspace_symbols, '[W]orkspace [S]ymbols')
+
+ -- See `:help K` for why this keymap
+ nmap('K', vim.lsp.buf.hover, 'Hover Documentation')
+ nmap('<C-k>', vim.lsp.buf.signature_help, 'Signature Documentation')
+
+ -- Lesser used LSP functionality
+ nmap('gD', vim.lsp.buf.declaration, '[G]oto [D]eclaration')
+ nmap('<leader>D', vim.lsp.buf.type_definition, 'Type Definition')
+ nmap('<leader>wa', vim.lsp.buf.add_workspace_folder, '[W]orkspace [A]dd Folder')
+ nmap('<leader>wr', vim.lsp.buf.remove_workspace_folder, '[W]orkspace [R]emove Folder')
+ nmap('<leader>wl', function()
+ print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
+ end, '[W]orkspace [L]ist Folders')
+
+ -- Create a command `:Format` local to the LSP buffer
+ vim.api.nvim_buf_create_user_command(bufnr, 'Format', vim.lsp.buf.format or vim.lsp.buf.formatting, { desc = 'Format current buffer with LSP' })
+end
+
+-- nvim-cmp supports additional completion capabilities
+local capabilities = require('cmp_nvim_lsp').update_capabilities(vim.lsp.protocol.make_client_capabilities())
+
+-- Enable the following language servers
+local servers = { 'clangd', 'rust_analyzer', 'pyright', 'tsserver', 'sumneko_lua' }
+
+-- Ensure the servers above are installed
+require('nvim-lsp-installer').setup {
+ ensure_installed = servers,
+}
+
+for _, lsp in ipairs(servers) do
+ require('lspconfig')[lsp].setup {
+ on_attach = on_attach,
+ capabilities = capabilities,
+ }
+end
+
+-- Example custom configuration for lua
+--
+-- Make runtime files discoverable to the server
+local runtime_path = vim.split(package.path, ';')
+table.insert(runtime_path, 'lua/?.lua')
+table.insert(runtime_path, 'lua/?/init.lua')
+
+require('lspconfig').sumneko_lua.setup {
+ on_attach = on_attach,
+ capabilities = capabilities,
+ settings = {
+ Lua = {
+ runtime = {
+ -- Tell the language server which version of Lua you're using (most likely LuaJIT)
+ version = 'LuaJIT',
+ -- Setup your lua path
+ path = runtime_path,
+ },
+ diagnostics = {
+ globals = { 'vim' },
+ },
+ workspace = { library = vim.api.nvim_get_runtime_file('', true) },
+ },
+ },
+}
+
+-- nvim-cmp setup
+local cmp = require 'cmp'
+local luasnip = require 'luasnip'
+
+cmp.setup {
+ snippet = {
+ expand = function(args)
+ luasnip.lsp_expand(args.body)
+ end,
+ },
+ mapping = cmp.mapping.preset.insert {
+ ['<C-d>'] = cmp.mapping.scroll_docs(-4),
+ ['<C-f>'] = cmp.mapping.scroll_docs(4),
+ ['<C-Space>'] = cmp.mapping.complete(),
+ ['<CR>'] = cmp.mapping.confirm {
+ behavior = cmp.ConfirmBehavior.Replace,
+ select = true,
+ },
+ ['<Tab>'] = cmp.mapping(function(fallback)
+ if cmp.visible() then
+ cmp.select_next_item()
+ elseif luasnip.expand_or_jumpable() then
+ luasnip.expand_or_jump()
+ else
+ fallback()
+ end
+ end, { 'i', 's' }),
+ ['<S-Tab>'] = cmp.mapping(function(fallback)
+ if cmp.visible() then
+ cmp.select_prev_item()
+ elseif luasnip.jumpable(-1) then
+ luasnip.jump(-1)
+ else
+ fallback()
+ end
+ end, { 'i', 's' }),
+ },
+ sources = {
+ { name = 'nvim_lsp' },
+ { name = 'luasnip' },
+ },
+}
+
+-- The line beneath this is called `modeline`. See `:help modeline`
+-- vim: ts=2 sts=2 sw=2 et