code: function unzipWorker(unzipTask, workerCb) {
    var zipfile = unzipTask.zipfile;
    var entry = unzipTask.entry;
    var workingDir = unzipTask.workingDir;
    if (/\/$/.test(entry.fileName)) {
      // directory file names end with '/'
      makeExportDirectory({
        entry: entry,
        zipfile: zipfile,
        workingDir: workingDir
      }, workerCb);
    } else {
      // file entry
      streamFileEntry({
        zipfile: zipfile,
        entry: entry,
        workingDir: workingDir
      }, workerCb);
    }
  }
docs: unzipWorker - Async Queue worker to pipe the unzipped file to a folder.
  
  @param  {object} unzipTask description
  @param  {function} workerCb  description