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t=this.left?this.left.height:0,e=this.right?this.right.height:0;return t-e},r.prototype.checkBalanceFactors=function(){if(Math.abs(this.balanceFactor())>1)throw"Tree is unbalanced at node "+this.key;this.left&&this.left.checkBalanceFactors(),this.right&&this.right.checkBalanceFactors()},r.prototype.checkIsAVLT=function(){r.super_.prototype.checkIsBST.call(this),this.checkHeightCorrect(),this.checkBalanceFactors()},n.prototype.checkIsAVLT=function(){this.tree.checkIsAVLT()},r.prototype.rightRotation=function(){var t,e,n,r,i=this,o=this.left;return o?(t=o.right,i.parent?(o.parent=i.parent,i.parent.left===i?i.parent.left=o:i.parent.right=o):o.parent=null,o.right=i,i.parent=o,i.left=t,t&&(t.parent=i),e=o.left?o.left.height:0,n=t?t.height:0,r=i.right?i.right.height:0,i.height=Math.max(n,r)+1,o.height=Math.max(e,i.height)+1,o):this},r.prototype.leftRotation=function(){var t,e,n,r,i=this,o=this.right;return o?(t=o.left,i.parent?(o.parent=i.parent,i.parent.left===i?i.parent.left=o:i.parent.right=o):o.parent=null,o.left=i,i.parent=o,i.right=t,t&&(t.parent=i),e=i.left?i.left.height:0,n=t?t.height:0,r=o.right?o.right.height:0,i.height=Math.max(e,n)+1,o.height=Math.max(r,i.height)+1,o):this},r.prototype.rightTooSmall=function(){return this.balanceFactor()<=1?this:(this.left.balanceFactor()<0&&this.left.leftRotation(),this.rightRotation())},r.prototype.leftTooSmall=function(){return this.balanceFactor()>=-1?this:(this.right.balanceFactor()>0&&this.right.rightRotation(),this.leftRotation())},r.prototype.rebalanceAlongPath=function(t){var e,n,r=this;if(!this.hasOwnProperty("key"))return delete this.height,this;for(n=t.length-1;n>=0;n-=1)t[n].height=1+Math.max(t[n].left?t[n].left.height:0,t[n].right?t[n].right.height:0),t[n].balanceFactor()>1&&(e=t[n].rightTooSmall(),0===n&&(r=e)),t[n].balanceFactor()<-1&&(e=t[n].leftTooSmall(),0===n&&(r=e));return r},r.prototype.insert=function(t,e){var n=[],r=this;if(!this.hasOwnProperty("key"))return this.key=t,this.data.push(e),this.height=1,this;for(;;){if(0===r.compareKeys(r.key,t)){if(r.unique)throw{message:"Can't insert key "+t+", it violates the unique constraint",key:t,errorType:"uniqueViolated"};return r.data.push(e),this}if(n.push(r),r.compareKeys(t,r.key)<0){if(!r.left){n.push(r.createLeftChild({key:t,value:e}));break}r=r.left}else{if(!r.right){n.push(r.createRightChild({key:t,value:e}));break}r=r.right}}return this.rebalanceAlongPath(n)},n.prototype.insert=function(t,e){var n=this.tree.insert(t,e);n&&(this.tree=n)},r.prototype.delete=function(t,e){var n,r=[],i=this,o=[];if(!this.hasOwnProperty("key"))return this;for(;;){if(0===i.compareKeys(t,i.key))break;if(o.push(i),i.compareKeys(t,i.key)<0){if(!i.left)return this;i=i.left}else{if(!i.right)return this;i=i.right}}if(i.data.length>1&&e)return i.data.forEach(function(t){i.checkValueEquality(t,e)||r.push(t)}),i.data=r,this;if(!i.left&&!i.right)return i===this?(delete 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n(t){t=t||{},this.left=null,this.right=null,this.parent=void 0!==t.parent?t.parent:null,t.hasOwnProperty("key")&&(this.key=t.key),this.data=t.hasOwnProperty("value")?[t.value]:[],this.unique=t.unique||!1,this.compareKeys=t.compareKeys||i.defaultCompareKeysFunction,this.checkValueEquality=t.checkValueEquality||i.defaultCheckValueEquality}function r(t,e){var n;for(n=0;n<e.length;n+=1)t.push(e[n])}var i=t("./customUtils");n.prototype.getMaxKeyDescendant=function(){return this.right?this.right.getMaxKeyDescendant():this},n.prototype.getMaxKey=function(){return this.getMaxKeyDescendant().key},n.prototype.getMinKeyDescendant=function(){return this.left?this.left.getMinKeyDescendant():this},n.prototype.getMinKey=function(){return this.getMinKeyDescendant().key},n.prototype.checkAllNodesFullfillCondition=function(t){this.hasOwnProperty("key")&&(t(this.key,this.data),this.left&&this.left.checkAllNodesFullfillCondition(t),this.right&&this.right.checkAllNodesFullfillCondition(t))},n.prototype.checkNodeOrdering=function(){var t=this;this.hasOwnProperty("key")&&(this.left&&(this.left.checkAllNodesFullfillCondition(function(e){if(t.compareKeys(e,t.key)>=0)throw"Tree with root "+t.key+" is not a binary search tree"}),this.left.checkNodeOrdering()),this.right&&(this.right.checkAllNodesFullfillCondition(function(e){if(t.compareKeys(e,t.key)<=0)throw"Tree with root "+t.key+" is not a binary search tree"}),this.right.checkNodeOrdering()))},n.prototype.checkInternalPointers=function(){if(this.left){if(this.left.parent!==this)throw"Parent pointer broken for key "+this.key;this.left.checkInternalPointers()}if(this.right){if(this.right.parent!==this)throw"Parent pointer broken for key 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constraint",key:t,errorType:"uniqueViolated"};return this.data.push(e),void 0}this.compareKeys(t,this.key)<0?this.left?this.left.insert(t,e):this.createLeftChild({key:t,value:e}):this.right?this.right.insert(t,e):this.createRightChild({key:t,value:e})},n.prototype.search=function(t){return this.hasOwnProperty("key")?0===this.compareKeys(this.key,t)?this.data:this.compareKeys(t,this.key)<0?this.left?this.left.search(t):[]:this.right?this.right.search(t):[]:[]},n.prototype.getLowerBoundMatcher=function(t){var e=this;return t.hasOwnProperty("$gt")||t.hasOwnProperty("$gte")?t.hasOwnProperty("$gt")&&t.hasOwnProperty("$gte")?0===e.compareKeys(t.$gte,t.$gt)?function(n){return e.compareKeys(n,t.$gt)>0}:e.compareKeys(t.$gte,t.$gt)>0?function(n){return e.compareKeys(n,t.$gte)>=0}:function(n){return e.compareKeys(n,t.$gt)>0}:t.hasOwnProperty("$gt")?function(n){return e.compareKeys(n,t.$gt)>0}:function(n){return 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this.left||this.right?!1:this.parent?(this.parent.left===this?this.parent.left=null:this.parent.right=null,!0):(delete this.key,this.data=[],!0)},n.prototype.deleteIfOnlyOneChild=function(){var t;return this.left&&!this.right&&(t=this.left),!this.left&&this.right&&(t=this.right),t?this.parent?(this.parent.left===this?(this.parent.left=t,t.parent=this.parent):(this.parent.right=t,t.parent=this.parent),!0):(this.key=t.key,this.data=t.data,this.left=null,t.left&&(this.left=t.left,t.left.parent=this),this.right=null,t.right&&(this.right=t.right,t.right.parent=this),!0):!1},n.prototype.delete=function(t,e){var n,r=[],i=this;if(this.hasOwnProperty("key")){if(this.compareKeys(t,this.key)<0)return this.left&&this.left.delete(t,e),void 0;if(this.compareKeys(t,this.key)>0)return this.right&&this.right.delete(t,e),void 0;if(0!==!this.compareKeys(t,this.key))return this.data.length>1&&e?(this.data.forEach(function(t){i.checkValueEquality(t,e)||r.push(t)}),i.data=r,void 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