Function decodeResponseMap

js/bundle/src/decoder.ts:210–235

(cbor: Uint8Array)

}

function decodeResponseMap(cbor: Uint8Array): {
  status: number;
  headers: Headers;
} {
  const decoded = cborg.decode(cbor, { useMaps: true });
  if (!(decoded instanceof Map)) {
    throw new Error('Wrong header map structure');
  }
  let status: number | null = null;
  const headers: Headers = {};
  for (let [key, val] of decoded.entries()) {
    key = bytestringToString(key);
    val = bytestringToString(val);
    if (key === ':status') {
      status = Number(val);
    } else if (key.startsWith(':')) {
      throw new Error('Unknown psuedo header ' + key);
    } else {
      headers[key] = val;
    }
  }
  if (!status) {
    throw new Error('No :status in response header map');
  }
  return { status, headers };
}

// Type assertions and conversions for CBOR-decoded objects.