keys = { sideeffect = {}, key = "" }
setmetatable(keys,
{
	__index = function (table, index)
		local modifier, key = index:match("^(.*)_"), index:match("[^_]*$")
		if modifier == nil then 
			if #key > 1 then
				key = "<" .. key .. ">"
			end
			table.key = table.key .. key
			return keys
		end
		modifier = modifier:upper()

		if     modifier == "SHIFT"   then table.key = table.key .. "<S-" .. key .. ">"
		elseif modifier == "CONTROL" then table.key = table.key .. "<C-" .. key .. ">"
		elseif modifier == "ALT"     then table.key = table.key .. "<M-" .. key .. ">"
		elseif modifier == "SUPER"   then table.key = table.key .. "<D-" .. key .. ">"
		elseif modifier ~= nil       then error("Unknown key modifier \"" .. modifier .. "\"!")
		end

		return keys
	end,
	__call = function (table, ...)
		return vim.keymap.set(table.sideeffect, table.key, ...)
	end
})
map = {}
setmetatable(map,
{
	__index = function (table, index)
		keys.sideeffect = {}
		keys.key = ""
		for i = 1, index:len() do
			rawset(keys.sideeffect, i, index:sub(i, i))
		end
		return keys
	end
})

--vim.keymap.set(mode.n.Alt_P, "gd")

map.n.Alt_p("gt")
map.n.Alt_o("gT")