lixQueryAsync.js

Lix.getBucket('mobile.abtest1', 'memberId:23', function(err, bucket) {
  if(bucket === 'A') {
    // do A
    AsyncCallForA(req, handleAFn)
  } else if(bucket === 'B') {
    // do B
    AsyncCallForB(req, handleBFn)
  }
}