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util.ip: Cache return values of all methods in one place

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Kim Alvefur 2017-12-01 02:25:25 +01:00
parent b799561dca
commit a4aa61fdb1
1 changed files with 5 additions and 1 deletions
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6
util/ip.lua
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@ -12,7 +12,11 @@ local ip_methods = {};
local ip_mt = {
__index = function (ip, key)
return ip_methods[key](ip);
local method = ip_methods[key];
if not method then return nil; end
local ret = method(ip);
ip[key] = ret;
return ret;
end,
__tostring = function (ip) return ip.addr; end,
__eq = function (ipA, ipB) return ipA.addr == ipB.addr; end