Function handleKnownInternalErrors

lib/internal/webstreams/adapters.js:118–140

* @param {Error|null} cause * @returns {Error|null}

(cause)

 * @returns {Error|null}
 */
function handleKnownInternalErrors(cause) {
  const causeCode = cause?.code;
  switch (true) {
    case causeCode === 'ERR_STREAM_PREMATURE_CLOSE': {
      return new AbortError(undefined, { cause });
    }
    case ZLIB_FAILURES.has(causeCode):
    // Brotli decoder error codes are formatted as 'ERR_' +
    // BrotliDecoderErrorString(), where the latter returns strings like
    // '_ERROR_FORMAT_...', '_ERROR_ALLOC_...', '_ERROR_UNREACHABLE', etc.
    // The resulting JS error codes all start with 'ERR__ERROR_'.
    // Falls through
    case causeCode != null &&
      StringPrototypeStartsWith(causeCode, 'ERR__ERROR_'): {
      // eslint-disable-next-line no-restricted-syntax
      const error = new TypeError(undefined, { cause });
      setOwnProperty(error, 'code', causeCode);
      return error;
    }
    default:
      return cause;
  }
}

const noop = () => {};