Function extractHighWaterMark

lib/internal/webstreams/util.js:65–72

(value, defaultHWM)

};

function extractHighWaterMark(value, defaultHWM) {
  if (value === undefined) return defaultHWM;
  const coercedValue = +value;
  if (NumberIsNaN(coercedValue) ||
      coercedValue < 0)
    throw new ERR_INVALID_ARG_VALUE.RangeError('strategy.highWaterMark', value);
  return coercedValue;
}

// The default size algorithm is never exposed to user code, so a single
// shared function avoids one closure allocation per stream.