-- relative line numbers
vim.opt.number = true
vim.opt.relativenumber = true

-- 4 space tabs
vim.opt.tabstop = 4
vim.opt.softtabstop = 0
vim.opt.shiftwidth = 4
vim.opt.smarttab = true
vim.opt.expandtab = true

-- smart indenting
vim.opt.autoindent = true
vim.opt.smartindent = true

-- no line wrap
vim.opt.wrap = false

-- search highlighting
vim.opt.hlsearch = false
vim.opt.incsearch = true

-- keep 9 lines on top/bottom
vim.opt.scrolloff = 9

-- 80, 120 char col
vim.opt.colorcolumn = { "80", "120" }

-- show whitespace
vim.opt.list = true

-- ^A, ^X behaviour
vim.opt.nrformats = "unsigned,alpha,hex,bin"