init.lua

-- Enable improved vim loader (experimental)
vim.loader.enable()

vim.g.mapleader = ' '
vim.g.maplocalleader = ' '

-- Used by some plugins to determine of Nerd Font is installed
vim.g.have_nerd_font = true

-- Configure line numbers
vim.o.number = true
vim.o.relativenumber = true

-- Enable mouse mode
vim.o.mouse = 'a'

-- Don't show the mode, since it's already in the status line
vim.o.showmode = false

-- Enable break indent
vim.o.breakindent = true

-- Enable auto- & smartindent
vim.o.autoindent = true
vim.o.smartindent = true

-- Sync clipboard between OS and Neovim.
vim.schedule(function()
  vim.o.clipboard = 'unnamedplus'
end)

-- Save undo history
vim.o.undofile = true
--
-- Improve searching
vim.o.ignorecase = true
vim.o.smartcase = true

-- Keep signcolumn on
vim.o.signcolumn = 'yes'

-- Decrease update time
vim.o.updatetime = 250

-- Decrease mapped sequence wait time
vim.o.timeoutlen = 300

-- Configure how new splits should be opened
vim.o.splitright = true
vim.o.splitbelow = true

-- Configure how whitespace is displayed
vim.o.list = true
vim.opt.listchars = { tab = '» ', trail = '·', nbsp = '␣', precedes = '◀', extends = '▶' }

-- Expand tabs as spaces
vim.opt.expandtab = true
vim.opt.shiftwidth = 2
vim.opt.tabstop = 2

-- Preview substitutions live
vim.o.inccommand = 'split'

-- Show which line cursor is on
vim.o.cursorline = true

-- Minimal lines above and below cursor
vim.o.scrolloff = 10

-- Show confirm dialog on some actions
vim.o.confirm = true

-- Ricing
vim.o.termguicolors = true
vim.o.winblend = 15
vim.o.pumblend = 15
vim.o.cmdheight = 0

-- Clear highlights on search when pressing <Esc> in normal mode
vim.keymap.set('n', '<Esc>', '<cmd>nohlsearch<CR>')

-- Diagnostics to quickfix list
vim.keymap.set('n', '<leader>q', vim.diagnostic.setloclist, { desc = 'Open diagnostic [Q]uickfix list' })

-- Exit terminal mode with 2x ESC
vim.keymap.set('t', '<Esc><Esc>', '<C-\\><C-n>', { desc = 'Exit terminal mode' })

-- Bind j/k to gj/gk when no count was specified (better movement on wrapped lines)
local g_with_key = function(key)
  local gkey = 'g' .. key
  return function()
    if vim.v.count == 0 then
      return gkey
    else
      return key
    end
  end
end
vim.keymap.set({ 'n', 'v' }, 'j', g_with_key('j'), { expr = true })
vim.keymap.set({ 'n', 'v' }, 'k', g_with_key('k'), { expr = true })

-- Remap q to Q and Q to <M-q>, to prevent accidental triggering of macro mode
vim.keymap.set('n', 'q', '<nop>', { noremap = true })
vim.keymap.set('n', 'Q', 'q', { noremap = true, desc = 'Record macro' })
vim.keymap.set('n', '<M-q>', 'Q', { noremap = true, desc = 'Replay last register' })

-- [[ Autocmds ]]
require('autocmds.highlight-yank')
require('autocmds.restore-cursor')
require('autocmds.shada-cleanup')

-- [[ User-commands ]]
require('user-commands.vimpack_shortcuts')