Function openZip

apps/vis/server/src/lib/zip-import.ts:120–130

(buffer: Buffer)

}

function openZip(buffer: Buffer): Promise<ZipFile> {
  return new Promise<ZipFile>((resolvePromise, reject) => {
    fromBuffer(buffer, { lazyEntries: true }, (err, zipfile) => {
      if (err !== null || zipfile === undefined) {
        reject(new ZipImportError(`not a valid zip file: ${err?.message ?? 'unknown'}`));
        return;
      }
      resolvePromise(zipfile);
    });
  });
}