code: function () {
        var i;
        i = this._openPrints.indexOf(this._openBrackets);
  
        // if print indicators where found
        if (i >= 0) {
          // close it
          this._tokens.push({
            type : "closePrintIndicator"
          });
          // remove the print from the stack
          this._openPrints.splice(i, 1);
        }
      }
docs: Remove the printIndicator buffer if no open brackets were found.