Function handle

javascript/src/data.js:1342–1343

(response)

  }
  const call = new ee.apiclient.Call(opt_callback);
  const handle = (response) =>
      call.handle(response.then(ee.rpc_convert.operationToProcessingResponse));
  switch (taskType) {
    case ee.data.ExportType.IMAGE:
      const imageRequest = ee.data.prepareExportImageRequest_(params, metadata);