From 20954190a8ef4e277af710f960c4663635188b91 Mon Sep 17 00:00:00 2001
From: "Kenneth Benzie (Benie)" <benie@infektor.net>
Date: Sat, 2 Mar 2024 11:29:43 +0000
Subject: [PATCH] Initial experiments with Lua config

---
 .gitignore                  |  1 +
 init.lua                    | 31 +++++++++++++++++
 lua/mappings.lua            | 23 +++++++++++++
 lua/plugins/colorscheme.lua | 11 +++++++
 lua/plugins/completions.lua | 46 ++++++++++++++++++++++++++
 lua/plugins/statusline.lua  |  9 +++++
 lua/plugins/treesitter.lua  | 66 +++++++++++++++++++++++++++++++++++++
 lua/settings.lua            | 21 ++++++++++++
 8 files changed, 208 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 init.lua
 create mode 100644 lua/mappings.lua
 create mode 100644 lua/plugins/colorscheme.lua
 create mode 100644 lua/plugins/completions.lua
 create mode 100644 lua/plugins/statusline.lua
 create mode 100644 lua/plugins/treesitter.lua
 create mode 100644 lua/settings.lua

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..e033bc6
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+lazy-lock.json
diff --git a/init.lua b/init.lua
new file mode 100644
index 0000000..189cc68
--- /dev/null
+++ b/init.lua
@@ -0,0 +1,31 @@
+require('settings')
+require('mappings')
+
+local lazypath = vim.fn.stdpath("data") .. "/lazy/lazy.nvim"
+if not vim.loop.fs_stat(lazypath) then
+  vim.fn.system({
+    "git",
+    "clone",
+    "--filter=blob:none",
+    "https://github.com/folke/lazy.nvim.git",
+    "--branch=stable", -- latest stable release
+    lazypath,
+  })
+end
+vim.opt.rtp:prepend(lazypath)
+
+require('lazy').setup({
+  import = 'plugins',
+  change_detection = {
+    enabled = false,
+  },
+})
+-- {
+--   { 'nvim-telescope/telescope.nvim', dependencies = { 'nvim-lua/plenary.nvim' } },
+--   { 'neovim/nvim-lspconfig' },
+-- })
+
+-- require('telescope').setup()
+-- require('lspconfig').clangd.setup()
+-- require('lspconfig').cmake.setup()
+-- require('lspconfig').lua_ls.setup()
diff --git a/lua/mappings.lua b/lua/mappings.lua
new file mode 100644
index 0000000..c522303
--- /dev/null
+++ b/lua/mappings.lua
@@ -0,0 +1,23 @@
+vim.g.mapleader = ' '
+
+-- Quick write
+vim.keymap.set('n', '<leader>w', ':w!<CR>', {noremap = true})
+
+-- Treat long lines as line containing breaks
+vim.keymap.set('n', 'j', 'gj', {noremap = true})
+vim.keymap.set('n', 'k', 'gk', {noremap = true})
+
+vim.keymap.set('n', '<leader>tn', ':tabnew<Space>', {noremap = true})
+vim.keymap.set('n', '<leader>tc', ':tabclose<CR>', {noremap = true})
+vim.keymap.set('n', '<leader>to', ':tabonly<CR>', {noremap = true})
+vim.keymap.set('n', '<leader>tm', ':tabmove<Space>', {noremap = true})
+
+-- Quickly access spelling menu
+vim.keymap.set('i', '<C-s>', '<C-g>u<C-X>s', {noremap = true})
+vim.keymap.set('n', '<C-s>', 'i<C-g>u<C-X>s', {noremap = true})
+
+-- Clear search highlights
+vim.keymap.set('n', '<leader><Space>', ':nohlsearch<CR>', {noremap = true})
+
+-- Disable 'Q' from opening Ex mode
+vim.keymap.set('n', 'Q', '<nop>', {noremap = true})
diff --git a/lua/plugins/colorscheme.lua b/lua/plugins/colorscheme.lua
new file mode 100644
index 0000000..32f1c89
--- /dev/null
+++ b/lua/plugins/colorscheme.lua
@@ -0,0 +1,11 @@
+return {
+  'rose-pine/neovim', name = 'rose-pine',
+  config = function()
+    require('rose-pine').setup({
+      styles = {
+        transparency = true,
+      },
+    })
+    vim.cmd('colorscheme rose-pine')
+  end
+}
diff --git a/lua/plugins/completions.lua b/lua/plugins/completions.lua
new file mode 100644
index 0000000..bf756da
--- /dev/null
+++ b/lua/plugins/completions.lua
@@ -0,0 +1,46 @@
+return {
+  'neovim/nvim-lspconfig',
+  dependencies = {
+    'williamboman/mason.nvim',
+    'williamboman/mason-lspconfig.nvim',
+
+    'neovim/nvim-lspconfig',
+    'hrsh7th/cmp-nvim-lsp',
+    'hrsh7th/cmp-buffer',
+    'hrsh7th/cmp-path',
+    'hrsh7th/cmp-cmdline',
+    'hrsh7th/nvim-cmp',
+
+    'folke/neodev.nvim',
+
+    -- TODO: https://github.com/j-hui/fidget.nvim
+    -- TODO: https://github.com/nvimtools/none-ls.nvim
+    -- TODO: https://github.com/mfussenegger/nvim-dap
+    -- TODO: https://github.com/rcarriga/nvim-dap-ui
+  },
+  config = function()
+    require('neodev').setup()
+
+    require('mason').setup()
+    require('mason-lspconfig').setup({
+      ensure_installed = {
+        'clangd',
+        'cmake',
+        'lua_ls',
+      },
+      automatic_installation = false,
+      handlers = {
+        function(server_name)
+          require('lspconfig')[server_name].setup({})
+        end,
+      },
+    })
+
+    require('cmp').setup({
+      sources = {
+        { name = 'nvim_lsp' },
+        -- TODO: snippets
+      },
+    })
+  end,
+}
diff --git a/lua/plugins/statusline.lua b/lua/plugins/statusline.lua
new file mode 100644
index 0000000..ee22db9
--- /dev/null
+++ b/lua/plugins/statusline.lua
@@ -0,0 +1,9 @@
+return {
+  'nvim-lualine/lualine.nvim',
+  dependencies = {
+    'nvim-tree/nvim-web-devicons',
+  },
+  -- config = function()
+  --   require('lualine').setup()
+  -- end
+}
diff --git a/lua/plugins/treesitter.lua b/lua/plugins/treesitter.lua
new file mode 100644
index 0000000..b75205a
--- /dev/null
+++ b/lua/plugins/treesitter.lua
@@ -0,0 +1,66 @@
+return {
+  "nvim-treesitter/nvim-treesitter",
+  build = ":TSUpdate",
+  config = function()
+    require('nvim-treesitter').setup()
+    local configs = require("nvim-treesitter.configs")
+    configs.setup({
+      ensure_installed = {
+        "asm",
+        "bash",
+        "c",
+        "cmake",
+        "cpp",
+        "css",
+        "csv",
+        "cuda",
+        "diff",
+        "disassembly",
+        "dockerfile",
+        "dot",
+        "doxygen",
+        "git_config",
+        "git_rebase",
+        "gitattributes",
+        "gitignore",
+        "glsl",
+        "gpg",
+        "hlsl",
+        "html",
+        "ini",
+        "javascript",
+        "jq",
+        "json",
+        "llvm",
+        "lua",
+        "make",
+        "meson",
+        "ninja",
+        "objc",
+        "objdump",
+        "printf",
+        "proto",
+        "python",
+        "query",
+        "regex",
+        "requirements",
+        "rst",
+        "ssh_config",
+        "strace",
+        "tmux",
+        "toml",
+        "vim",
+        "vimdoc",
+        "xml",
+        "yaml",
+      },
+      sync_install = false,
+      highlight = {
+        enable = true,
+      },
+      indent = {
+        enable = true,
+      },
+    })
+  end
+}
diff --git a/lua/settings.lua b/lua/settings.lua
new file mode 100644
index 0000000..c4adbdc
--- /dev/null
+++ b/lua/settings.lua
@@ -0,0 +1,21 @@
+vim.opt.number = true
+vim.opt.relativenumber = true
+vim.opt.signcolumn = 'yes'
+vim.opt.sidescrolloff = 5
+vim.opt.list = true
+vim.opt.listchars = 'nbsp:⦸,trail:·,tab:▹┄,extends:»,precedes:«'
+vim.opt.wrap = true
+vim.opt.linebreak = true
+vim.opt.showbreak = '↳ '
+vim.opt.showmode = false
+vim.opt.writebackup = false
+vim.opt.hlsearch = true
+vim.opt.incsearch = true
+vim.opt.fileignorecase = false
+vim.opt.hidden = true
+vim.opt.splitbelow = true
+vim.opt.splitright = true
+vim.opt.switchbuf = 'usetab'
+vim.opt.autowrite = true
+vim.opt.joinspaces = false
+vim.opt.mouse = 'a'