Function sendError

test/browser/server.js:33–36

(res, status)

 * even if a header or body somehow contained markup it would not be rendered
 * as HTML by the receiving browser. */
function sendError(res, status) {
  res.writeHead(status, { 'Content-Type': 'text/plain; charset=utf-8' });
  res.end(String(status));
}

/* True iff `child` is the same as, or resides inside, `parent`.
 * Uses path.relative semantics which CodeQL recognizes as a path-containment