Function passthroughServeModeCdn

build-system/server/app.js:49–63

* Respond with content received from a URL when SERVE_MODE is "cdn". * @param {express.Response} res * @param {string} cdnUrl * @return {Promise }

(res, cdnUrl)

 * @return {Promise<boolean>}
 */
async function passthroughServeModeCdn(res, cdnUrl) {
  if (SERVE_MODE !== 'cdn') {
    return false;
  }
  try {
    const response = await fetch(cdnUrl);
    res.status(response.status);
    res.send(await response.text());
  } catch (e) {
    log(red('ERROR:'), e);
    res.status(500);
    res.end();
  }
  return true;
}

const app = express();
const TEST_SERVER_PORT = argv.port || 8000;