return {
	{
		"hrsh7th/nvim-cmp",
		---@param opts cmp.ConfigSchema
		opts = function(_, opts)
			local has_words_before = function()
				unpack = unpack or table.unpack
				local line, col = unpack(vim.api.nvim_win_get_cursor(0))
				return col ~= 0
					and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match("%s") == nil
			end

			local cmp = require("cmp")

			opts.mapping = vim.tbl_extend("force", opts.mapping, {
				["<Tab>"] = cmp.mapping(function(fallback)
					if cmp.visible() then
						-- You could replace select_next_item() with confirm({ select = true }) to get VS Code autocompletion behavior
						cmp.select_next_item()
					elseif vim.snippet.active({ direction = 1 }) then
						vim.schedule(function()
							vim.snippet.jump(1)
						end)
					elseif has_words_before() then
						cmp.complete()
					else
						fallback()
					end
				end, { "i", "s" }),
				["<S-Tab>"] = cmp.mapping(function(fallback)
					if cmp.visible() then
						cmp.select_prev_item()
					elseif vim.snippet.active({ direction = -1 }) then
						vim.schedule(function()
							vim.snippet.jump(-1)
						end)
					else
						fallback()
					end
				end, { "i", "s" }),
			})
		end,
	},
}