code: function _createStreamPointer(self, stream, serializer) {
    let id = uuid();
    let readable = typeof stream.read === 'function';
    let type = readable ? 'readable' : 'writable';
    let pointer = `boscar:${type}:${id}`;
  
    self.streams.set(id, stream);
  
    if (readable) {
      _bindReadable(pointer, stream, serializer);
    }
  
    return pointer;
  }
docs: Converts a stream object into a pointer string and sets up stream tracking
  @param {object} self - Object with a `streams` property
  @param {object} stream
  @param {object} serializer
  @returns {string}