function Promise.prototype.finallyCall(L,h,...)local x,T=pack(...)return L:finally(function()return h(unpack(T,1,x))end)end
--[[
	Calls a callback on `finally` with specific arguments.
]]
function Promise.prototype:finallyCall(callback, ...)
	local length, values = pack(...)
	return self:finally(function()
		return callback(unpack(values, 1, length))
	end)
end
