pojokcodeid.nvim-lazy/lua/custom/plugins/nvimufo.lua

return {
	"kevinhwang91/nvim-ufo",
	dependencies = {
		"kevinhwang91/promise-async",
		{
			"luukvbaal/statuscol.nvim",
			config = function()
				local builtin = require("statuscol.builtin")
				require("statuscol").setup({
					relculright = true,
					segments = {
						{ text = { builtin.foldfunc }, click = "v:lua.ScFa" },
						{ text = { "%s" }, click = "v:lua.ScSa" },
						{ text = { builtin.lnumfunc, " " }, click = "v:lua.ScLa" },
					},
				})
			end,
		},
	},
	event = "BufReadPost",
	config = function()
		vim.o.foldcolumn = "1" -- '0' is not bad
		vim.o.foldlevel = 99 -- Using ufo provider need a large value, feel free to decrease the value
		vim.o.foldlevelstart = 99
		vim.o.foldenable = true
		vim.o.fillchars = [[eob: ,fold: ,foldopen:,foldsep: ,foldclose:]]

		-- these are "extra", change them as you like
		vim.keymap.set("n", "zR", require("ufo").openAllFolds)
		vim.keymap.set("n", "zM", require("ufo").closeAllFolds)
		vim.cmd("highlight FoldColumn guifg=" .. vim.fn.synIDattr(vim.fn.synIDtrans(vim.fn.hlID("Comment")), "fg"))
		-- Option 3: treesitter as a main provider instead
		-- Only depend on `nvim-treesitter/queries/filetype/folds.scm`,
		-- performance and stability are better than `foldmethod=nvim_treesitter#foldexpr()`
		require("ufo").setup({
			provider_selector = function(bufnr, filetype, buftype)
				return { "treesitter", "indent" }
			end,
		})
	end,
}