moving data around.js

function findBeer(words) {
  //...code...  
  getResults(word, function(err, result){
    // now you can access things!
    console.log(err, result);
  });
}

function getResults(word, callback) {
  
  // ...code...

  request({uri:db}, function (err, resp, b) {

    if (err) throw err;
    if (resp.statusCode !== 200) throw new Error("Could not get document. " + b );
    response = JSON.parse(b);
    
    // important part!
    callback(null, "this was a test"); 
    // unless there's no chance of an error, it's generally best to 
    // pass the error as first arg, and results as the rest of the arguments.

  });
}