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" },
	-- 				-- },
	-- 				setopt = true,
	-- 				relculright = true,
	-- 				segments = {
	-- 					{ text = { "%s" }, click = "v:lua.ScSa" },
	-- 					{
	-- 						text = { builtin.foldfunc },
	-- 						condition = { builtin.not_empty, true, builtin.not_empty },
	-- 						click = "v:lua.ScFa",
	-- 					},
	-- 					{ text = { builtin.lnumfunc, " " }, click = "v:lua.ScLa" },
	-- 				},
	-- 			})
	-- 		end,
	-- 	},
	-- },
	-- lazy = true,
	-- -- event = "BufReadPost",
	-- event = "BufWinEnter",
	-- 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:]]
	-- 	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,
	-- 		open_fold_hl_timeout = 150,
	--
	-- 		preview = {
	-- 			win_config = {
	-- 				border = { "", "─", "", "", "", "─", "", "" },
	-- 				-- winhighlight = 'Normal:Normal',
	-- 				-- winhighlight = 'IncSearch:Folded',
	-- 				winhighlight = "Normal:UfoPreviewNormal,FloatBorder:UfoPreviewBorder,CursorLine:UfoPreviewCursorLine",
	-- 				winblend = 0,
	-- 			},
	-- 			mappings = {
	-- 				scrollU = "<C-u>",
	-- 				scrollD = "<C-d>",
	-- 				jumpTop = "[",
	-- 				jumpBot = "]",
	-- 			},
	-- 		},
	-- 		provider_selector = function(_, filetype)
	-- 			return { "treesitter", "indent" }
	-- 		end,
	-- 		fold_virt_text_handler = function(virt_text, lnum, end_lnum, width, truncate)
	-- 			local result = {}
	-- 			local _end = end_lnum - 1
	-- 			local final_text = vim.trim(vim.api.nvim_buf_get_text(0, _end, 0, _end, -1, {})[1])
	-- 			local suffix = final_text:format(end_lnum - lnum)
	-- 			local suffix_width = vim.fn.strdisplaywidth(suffix)
	-- 			local target_width = width - suffix_width
	-- 			local cur_width = 0
	-- 			for _, chunk in ipairs(virt_text) do
	-- 				local chunk_text = chunk[1]
	-- 				local chunk_width = vim.fn.strdisplaywidth(chunk_text)
	-- 				if target_width > cur_width + chunk_width then
	-- 					table.insert(result, chunk)
	-- 				else
	-- 					chunk_text = truncate(chunk_text, target_width - cur_width)
	-- 					local hl_group = chunk[2]
	-- 					table.insert(result, { chunk_text, hl_group })
	-- 					chunk_width = vim.fn.strdisplaywidth(chunk_text)
	-- 					-- str width returned from truncate() may less than 2nd argument, need padding
	-- 					if cur_width + chunk_width < target_width then
	-- 						suffix = suffix .. (" "):rep(target_width - cur_width - chunk_width)
	-- 					end
	-- 					break
	-- 				end
	-- 				cur_width = cur_width + chunk_width
	-- 			end
	-- 			table.insert(result, { " ⋯ ", "NonText" })
	-- 			table.insert(result, { suffix, "TSPunctBracket" })
	-- 			return result
	-- 		end,
	-- 	})
	-- end,
}