Method isEmpty

lib/token.js:184–186

* A range is empty when start and end are the same token, except if * that is the minimum token, in which case the range covers the * whole ring. This is consistent with the behavior of CQL range * queries. * * @returns {boolean} Whether this range is empty.

()

   * @returns {boolean} Whether this range is empty.
   */
  isEmpty() {
    return this.start.equals(this.end) && !this.start.equals(this._tokenizer.minToken());
  }

  /**
   * A range wraps around the end of the ring when the start token