Function isWebSocketUpgradeRequest

scripts/studio-host-provider.mjs:721–731

(request)

}

function isWebSocketUpgradeRequest(request) {
  const headers = new Headers(request.headers || {});
  return (
    headers.get("upgrade")?.toLowerCase() === "websocket" ||
    headers
      .get("connection")
      ?.toLowerCase()
      .split(",")
      .some((value) => value.trim() === "upgrade") === true
  );
}

function describeError(error) {
  if (error instanceof Error) {