}, formatIndent: function() {
                var t3;
                return ((t3 = this.responder) != null ? t3.canIncreaseNestingLevel() : void 0) ? this.withTargetDOMRange(function() {
                  var t4;
                  return (t4 = this.responder) != null ? t4.increaseNestingLevel() : void 0;