function findWhatever(data) {
  return search.create(...) // or load(...)
    .run()
    .getRange()
    .map(result => ({
      itemId: result.getValue(...),
      itemType: result.getValue(...),
      ...
    }));
}

// wherever I need the search results
findWhatever(data).forEach(result => {
  log.debug({title: "itemId=", details: result.itemId});
  log.debug({title: "itemType=", details: result.itemType});
  ...
});