feat: Set options

nix/neovim-overlay.nix

@@ -31,9 +31,10 @@ with final.pkgs.lib; let
   ];
 
   extraPackages = with pkgs; [
+    ripgrep
     # language servers, etc.
     lua-language-server
-    nixd # nix LSP
+    nixd
   ];
 in {
   # This is the neovim derivation returned by the overlay.

nvim/init.lua

@@ -1,6 +1,8 @@
-
 -- Native plugins
 vim.cmd.filetype('plugin', 'indent', 'on')
 
 -- let sqlite.lua (which some plugins depend on) know where to find sqlite
 vim.g.sqlite_clib_path = require('luv').os_getenv('LIBSQLITE')
+
+require('options')
+require('keymaps')

nvim/lua/keymaps.lua

@@ -0,0 +1,4 @@
+local g = vim.g
+
+g.mapleader = ' '
+g.maplocalleader = '\\'

nvim/lua/lib/lazyvim/ui.lua

@@ -0,0 +1,25 @@
+--https://github.com/LazyVim/LazyVim/blob/main/lua/lazyvim/util/ui.lua
+
+---@class lib.lazyvim.ui
+local M = {}
+
+-- Optimized treesitter foldexpr for Neovim >= 0.10.0
+function M.foldexpr()
+  local buf = vim.api.nvim_get_current_buf()
+  if vim.b[buf].ts_folds == nil then
+    -- as long as we don't have a filetype, don't bother checking if treesitter
+    -- is available (it won't be)
+    if vim.bo[buf].filetype == '' then
+      return '0'
+    end
+    if vim.bo[buf].filetype:find('dashboard') then
+      vim.b[buf].ts_folds = false
+    else
+      vim.b[buf].ts_folds = pcall(vim.treesitter.get_parser, buf)
+    end
+  end
+
+  return vim.b[buf].ts_folds and vim.treesitter.foldexpr() or '0'
+end
+
+return M

nvim/lua/options.lua

@@ -0,0 +1,138 @@
+local g = vim.g
+local opt = vim.opt
+
+-- Root dir detection options.
+-- Each entry can be:
+-- * the name of a detector function like `lsp` or `cwd`
+-- * a pattern or array of patterns like `.git` or `lua`
+-- * a function with signature `function(buf) -> string|string[]`
+g.root_spec = { 'lsp', { '.git', 'lua' }, 'cwd' }
+
+-- Only set clipboard if not in SSH, to make sure the OSC 52 integration works
+-- automatically. Requires Neovim >= 0.10.0.
+-- `unnamedplus` is the system clipboard.
+opt.clipboard = vim.env.SSH_TTY and '' or 'unnamedplus'
+
+-- Relative line numbers.
+opt.number = true
+opt.relativenumber = true
+
+-- Set <Tab> to 2 spaces.
+opt.expandtab = true
+opt.shiftwidth = 2
+opt.tabstop = 2
+
+-- Smart/auto indenting.
+opt.shiftround = true
+opt.smartindent = true
+opt.breakindent = true
+
+-- Show matches in real time while searching.
+opt.hlsearch = true
+opt.incsearch = true
+
+-- Disable text wrap.
+opt.wrap = false
+
+-- Better splitting.
+opt.splitbelow = true
+opt.splitright = true
+
+-- Enable mouse mode.
+opt.mouse = 'a'
+
+-- Smart handling of case when searching.
+opt.ignorecase = true
+opt.smartcase = true
+
+-- Use Ripgrep for searching.
+opt.grepprg = 'rg --vimgrep'
+opt.grepformat = '%f:%l:%c:%m'
+
+-- More frequent swap file saving.
+opt.updatetime = 200
+
+-- Completion options.
+opt.completeopt = { 'menu', 'menuone', 'noselect', 'noinsert' }
+
+-- Persistant & bigger undo history.
+opt.undofile = true
+opt.undolevels = 10000
+
+-- Enable 24-bit colors.
+opt.termguicolors = true
+
+-- Always show the signcolumn to keep the text from jumping.
+opt.signcolumn = 'yes'
+
+-- Highlight the current line.
+opt.cursorline = true
+
+-- Fold settings.
+opt.foldcolumn = '1'
+opt.foldlevel = 99
+opt.foldenable = true
+opt.foldmethod = 'expr'
+opt.foldexpr = "v:lua.require'lib.lazyvim.ui'.foldtext()"
+opt.foldtext = ''
+
+-- Always keep 4 lines above/below cursor.
+opt.scrolloff = 4
+
+-- Max width.
+opt.textwidth = 80
+opt.colorcolumn = '+1'
+
+-- Show some invisible chars.
+opt.list = true
+opt.listchars = { tab = '->', trail = '·' }
+
+-- Only show a single statusline instead of one for each window.
+opt.laststatus = 3
+
+-- Preview subsitutions as you type.
+opt.inccommand = 'split'
+
+-- Ask to save changes before exiting modified buffer.
+opt.confirm = true
+
+-- I don't understand this but LazyVim sets it and it seems like a good idea.
+opt.jumpoptions = 'view'
+
+-- Enable a little transparency for pop-ups.
+opt.pumblend = 10
+
+-- Disable default line/col numbers in statusline.
+opt.ruler = false
+
+-- What to save when calling :mksession.
+opt.sessionoptions = {
+  'buffers',
+  'curdir',
+  'tabpages',
+  'winsize',
+  'help',
+  'globals',
+  'skiprtp',
+  'folds',
+}
+
+-- Scrolling.
+opt.smoothscroll = true
+opt.sidescroll = 1
+opt.sidescrolloff = 8
+
+-- Spelling suggestions language.
+opt.spelllang = { 'en' }
+
+-- Allow cursor to move where there is no text in visual block mode.
+opt.virtualedit = 'block'
+
+-- Command mode completion mode.
+opt.wildmode = { 'longest:full', 'full' }
+
+-- Min window width when splitting.
+opt.winminwidth = 5
+
+-- Disable some messages.
+opt.shortmess:append({ W = true, I = true, c = true, C = true })