Quantity.lua


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16

local Quantity


local metatable = {
	__tostring = function (self)
		return ("Quantity{%d, %q}"):format(self.amount, self.material)
	end,
}


function Quantity (obj)
	return setmetatable({amount=obj.amount or obj[1], material=obj.material or obj[2]}, metatable)
end


return Quantity