util/xpcall.lua

   1 local xpcall = xpcall;
   2
   3 if select(2, xpcall(function (x) return x end, function () end,  "test")) ~= "test" then
   4         xpcall = require"util.compat".xpcall;
   5 end
   6
   7 return {
   8         xpcall = xpcall;
   9 };