code: function(sortClause) {
  
      if (!this._alreadyInitiallyExpandedCriteria) {
        this._wlQueryInfo.criteria = expandWhereShorthand(this._wlQueryInfo.criteria);
        this._alreadyInitiallyExpandedCriteria = true;
      }//>-
  
      this._wlQueryInfo.criteria.sort = sortClause;
  
      return this;
    }
docs: Add a `sort` clause to the criteria object
  
  @param {Ref} sortClause
  @returns {Query}