var search = gcloud.search();
var index = search.index('gcloud-services');

var document = index.document('search');
document.addField('implemented').addAtomValue('almost');

index.createDocument(document, function(err, document, apiResponse) {});

var search = gcloud.search();
var index = search.index('gcloud-services');

var documentJson = {
  docId: 'search',
  fields: {
    values: [
      implemented: {
        stringValue: 'almost',
        stringFormat: 'ATOM'
      }
    ]
  }
};

index.createDocument(documentJson, function(err, document, apiResponse) {});

var search = gcloud.search();
var index = search.index('gcloud-services');

function onSearchResults(err, documents, nextQuery, apiResponse) {
  if (err) {
    console.error(err);
    return;
  }

  // documents[0].id = 'search';

  if (nextQuery) {
    index.search(nextQuery, onSearchResults);
  }
}

index.search('implemented:almost', onSearchResults);

var search = gcloud.search();
var index = search.index('gcloud-services');

index.search('implemented:almost')
  .on('error', console.error)
  .on('data', function(document) {
    // document.id = 'search';
  });