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Diffstat (limited to 'init.lua')
| -rw-r--r-- | init.lua | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/init.lua b/init.lua new file mode 100644 index 0000000..98bd81d --- /dev/null +++ b/init.lua @@ -0,0 +1,383 @@ +-- 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 |