gistfile1.lua

local keybuf = ""
function process(key)
	keybuf = keybuf .. key
	if is_prefix(keybuf) then
		-- do nothing
	elseif is_complete(keybuf) then
		local func = lookup(keybuf)
		keybuf = ""
		func()
	else
		keybuf = "" -- or type out?
		screen:keypress(key)
	end
end