IOTConnect-Web/node_modules/js-sdsl/dist/cjs/container/TreeContainer/Base/index.js.map

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{ TreeNode, TreeNodeEnableIndex } from './TreeNode';\nimport { Container } from \"../../ContainerBase\";\nimport $checkWithinAccessParams from \"../../../utils/checkParams.macro\";\nimport { throwIteratorAccessError } from \"../../../utils/throwError\";\nclass TreeContainer extends Container {\n    /**\n     * @internal\n     */\n    constructor(cmp = function (x, y) {\n        if (x < y)\n            return -1;\n        if (x > y)\n            return 1;\n        return 0;\n    }, enableIndex = false) {\n        super();\n        /**\n         * @internal\n         */\n        this._root = undefined;\n        this._cmp = cmp;\n        if (enableIndex) {\n            this._TreeNodeClass = TreeNodeEnableIndex;\n            this._set = function (key, value, hint) {\n                const curNode = this._preSet(key, value, hint);\n                if (curNode) {\n                    let p = curNode._parent;\n                    while (p !== this._header) {\n                        p._subTreeSize += 1;\n                        p = p._parent;\n                    }\n                    const nodeList = this._insertNodeSelfBalance(curNode);\n                    if (nodeList) {\n                        const { parentNode, grandParent, curNode } = nodeList;\n                        parentNode._recount();\n                        grandParent._recount();\n                        curNode._recount();\n                    }\n                }\n                return this._length;\n            };\n            this._eraseNode = function (curNode) {\n                let p = this._preEraseNode(curNode);\n                while (p !== this._header) {\n                    p._subTreeSize -= 1;\n                    p = p._parent;\n                }\n            };\n        }\n        else {\n            this._TreeNodeClass = TreeNode;\n            this._set = function (key, value, hint) {\n                const curNode = this._preSet(key, value, hint);\n                if (curNode)\n                    this._insertNodeSelfBalance(curNode);\n                return this._length;\n            };\n            this._eraseNode = this._preEraseNode;\n        }\n        this._header = new this._TreeNodeClass();\n    }\n    /**\n     * @internal\n     */\n    _lowerBound(curNode, key) {\n        let resNode = this._header;\n        while (curNode) {\n            const cmpResult = this._cmp(curNode._key, key);\n            if (cmpResult < 0) {\n                curNode = curNode._right;\n            }\n            else if (cmpResult > 0) {\n                resNode = curNode;\n                curNode = curNode._left;\n            }\n            else\n                return curNode;\n        }\n        return resNode;\n    }\n    /**\n     * @internal\n     */\n    _upperBound(curNode, key) {\n        let resNode = this._header;\n        while (curNode) {\n            const cmpResult = this._cmp(curNode._key, key);\n            if (cmpResult <= 0) {\n                curNode = curNode._right;\n            }\n            else {\n                resNode = curNode;\n                curNode = curNode._left;\n            }\n        }\n        return resNode;\n    }\n    /**\n     * @internal\n     */\n    _reverseLowerBound(curNode, key) {\n        let resNode = this._header;\n        while (curNode) {\n            const cmpResult = this._cmp(curNode._key, key);\n            if (cmpResult < 0) {\n                resNode = curNode;\n                curNode = curNode._right;\n            }\n            else if (cmpResult > 0) {\n                curNode = curNode._left;\n            }\n            else\n                return curNode;\n        }\n        return resNode;\n    }\n    /**\n     * @internal\n     */\n    _reverseUpperBound(curNode, key) {\n        let resNode = this._header;\n        while (curNode) {\n            const cmpResult = this._cmp(curNode._key, key);\n            if (cmpResult < 0) {\n                resNode = curNode;\n                curNode = curNode._right;\n            }\n            else {\n                curNode = curNode._left;\n            }\n        }\n        return resNode;\n    }\n    /**\n     * @internal\n     */\n    _eraseNodeSelfBalance(curNode) {\n        while (true) {\n            const parentNode = curNode._parent;\n            if (parentNode === this._header)\n                return;\n            if (curNode._color === 1 /* TreeNodeColor.RED */) {\n                curNode._color = 0 /* TreeNodeColor.BLACK */;\n                return;\n            }\n            if (curNode === parentNode._left) {\n                const brother = parentNode._right;\n                if (brother._color === 1 /* TreeNodeColor.RED */) {\n                    brother._color = 0 /* TreeNodeColor.BLACK */;\n                    parentNode._color = 1 /* TreeNodeColor.RED */;\n                    if (parentNode === this._root) {\n                        this._root = parentNode._rotateLeft();\n                    }\n                    else\n                        parentNode._rotateLeft();\n                }\n                else {\n                    if (brother._right && brother._right._color === 1 /* TreeNodeColor.RED */) {\n                        brother._color = parentNode._color;\n                        parentNode._color = 0 /* TreeNodeColor.BLACK */;\n                        brother._right._color = 0 /* TreeNodeColor.BLACK */;\n                        if (parentNode === this._root) {\n                            this._root = parentNode._rotateLeft();\n                        }\n                        else\n                            parentNode._rotateLeft();\n                        return;\n                    }\n                    else if (brother._left && brother._left._color === 1 /* TreeNodeColor.RED */) {\n                        brother._color = 1 /* TreeNodeColor.RED */;\n                        brother._left._color = 0 /* TreeNodeColor.BLACK */;\n                        brother._rotateRight();\n                    }\n                    else {\n                        brother._color = 1 /* TreeNodeColor.RED */;\n                        curNode = parentNode;\n                    }\n                }\n            }\n            else {\n                const brother = parentNode._left;\n                if (brother._color === 1 /* TreeNodeColor.RED */) {\n                    brother._color = 0 /* TreeNodeColor.BLACK */;\n                    parentNode._color = 1 /* TreeNodeColor.RED */;\n                    if (parentNode === this._root) {\n                        this._root = parentNode._rotateRight();\n                    }\n                    else\n                        parentNode._rotateRight();\n                }\n                else {\n                    if (brother._left && brother._left._color === 1 /* TreeNodeColor.RED */) {\n                        brother._color = parentNode._color;\n                        parentNode._color = 0 /* TreeNodeColor.BLACK */;\n                        brother._left._color = 0 /* TreeNodeColor.BLACK */;\n                        if (parentNode === this._root) {\n                            this._root = parentNode._rotateRight();\n                        }\n                        else\n                            parentNode._rotateRight();\n                        return;\n                    }\n                    else if (brother._right && brother._right._color === 1 /* TreeNodeColor.RED */) {\n                        brother._color = 1 /* TreeNodeColor.RED */;\n                        brother._right._color = 0 /* TreeNodeColor.BLACK */;\n                        brother._rotateLeft();\n                    }\n                    else {\n                        brother._color = 1 /* TreeNodeColor.RED */;\n                        curNode = parentNode;\n                    }\n                }\n            }\n        }\n    }\n    /**\n     * @internal\n     */\n    _preEraseNode(curNode) {\n        if (this._length === 1) {\n            this.clear();\n            return this._header;\n        }\n        let swapNode = curNode;\n        while (swapNode._left || swapNode._right) {\n            if (swapNode._right) {\n                swapNode = swapNode._right;\n                while (swapNode._left)\n                    swapNode = swapNode._left;\n            }\n            else {\n                swapNode = swapNode._left;\n            }\n            [curNode._key, swapNode._key] = [swapNode._key, curNode._key];\n            [curNode._value, swapNode._value] = [swapNode._value, curNode._value];\n            curNode = swapNode;\n        }\n        if (this._header._left === swapNode) {\n            this._header._left = swapNode._parent;\n        }\n        else if (this._header._right === swapNode) {\n            this._header._right = swapNode._parent;\n        }\n        this._eraseNodeSelfBalance(swapNode);\n        const _parent = swapNode._parent;\n        if (swapNode === _parent._left) {\n            _parent._left = undefined;\n        }\n        else\n            _parent._right = undefined;\n        this._length -= 1;\n        this._root._color = 0 /* TreeNodeColor.BLACK */;\n        return _parent;\n    }\n    /**\n     * @internal\n     */\n    _inOrderTraversal(curNode, callback) {\n        if (curNode === undefined)\n            return false;\n        const ifReturn = this._inOrderTraversal(curNode._left, callback);\n        if (ifReturn)\n            return true;\n        if (callback(curNode))\n            return true;\n        return this._inOrderTraversal(curNode._right, callback);\n    }\n    /**\n     * @internal\n     */\n    _insertNodeSelfBalance(curNode) {\n        while (true) {\n            const parentNode = curNode._parent;\n            if (parentNode._color === 0 /* TreeNodeColor.BLACK */)\n                return;\n            const grandParent = parentNode._parent;\n            if (parentNode === grandParent._left) {\n                const uncle = grandParent._right;\n                if (uncle && uncle._color === 1 /* TreeNodeColor.RED */) {\n                    uncle._color = parentNode._color = 0 /* TreeNodeColor.BLACK */;\n                    if (grandParent === this._root)\n                        return;\n                    grandParent._color = 1 /* TreeNodeColor.RED */;\n                    curNode = grandParent;\n                    continue;\n                }\n                else if (curNode === parentNode._right) {\n                    curNode._color = 0 /* TreeNodeColor.BLACK */;\n                    if (curNode._left)\n                        curNode._left._parent = parentNode;\n                    if (curNode._right)\n                        curNode._right._parent = grandParent;\n                    parentNode._right = curNode._left;\n                    grandParent._left = curNode._right;\n                    curNode._left = parentNode;\n                    curNode._right = grandParent;\n                    if (grandParent === this._root) {\n                        this._root = curNode;\n                        this._header._parent = curNode;\n                    }\n                    else {\n                        const GP = grandParent._parent;\n                        if (GP._left === grandParent) {\n                            GP._left = curNode;\n                        }\n                        else\n                            GP._right = curNode;\n                    }\n                    curNode._parent = grandParent._parent;\n                    parentNode._parent = curNode;\n                    grandParent._parent = curNode;\n                    grandParent._color = 1 /* TreeNodeColor.RED */;\n                    return { parentNode, grandParent, curNode };\n                }\n                else {\n                    parentNode._color = 0 /* TreeNodeColor.BLACK */;\n                    if (grandParent === this._root) {\n                        this._root = grandParent._rotateRight();\n                    }\n                    else\n                        grandParent._rotateRight();\n                    grandParent._color = 1 /* TreeNodeColor.RED */;\n                }\n            }\n            else {\n                const uncle = grandParent._left;\n                if (uncle && uncle._color === 1 /* TreeNodeColor.RED */) {\n                    uncle._color = parentNode._color = 0 /* TreeNodeColor.BLACK */;\n                    if (grandParent === this._root)\n                        return;\n                    grandParent._color = 1 /* TreeNodeColor.RED */;\n                    curNode = grandParent;\n                    continue;\n                }\n                else if (curNode === parentNode._left) {\n                    curNode._color = 0 /* TreeNodeColor.BLACK */;\n                    if (curNode._left)\n                        curNode._left._parent = grandParent;\n                    if (curNode._right)\n                        curNode._right._parent = parentNode;\n                    grandParent._right = curNode._left;\n                    parentNode._left = curNode._right;\n                    curNode._left = grandParent;\n                    curNode._right = parentNode;\n                    if (grandParent === this._root) {\n                        this._root = curNode;\n                        this._header._parent = curNode;\n                    }\n                    else {\n                        const GP = grandParent._parent;\n                        if (GP._left === grandParent) {\n                            GP._left = curNode;\n                        }\n                        else\n                            GP._right = curNode;\n                    }\n                    curNode._parent = grandParent._parent;\n                    parentNode._parent = curNode;\n                    grandParent._parent = curNode;\n                    grandParent._color = 1 /* TreeNodeColor.RED */;\n                    return { parentNode, grandParent, curNode };\n                }\n                else {\n                    parentNode._color = 0 /* TreeNodeColor.BLACK */;\n                    if (grandParent === this._root) {\n                        this._root = grandParent._rotateLeft();\n                    }\n                    else\n                        grandParent._rotateLeft();\n                    grandParent._color = 1 /* TreeNodeColor.RED */;\n                }\n            }\n            return;\n        }\n    }\n    /**\n     * @internal\n     */\n    _preSet(key, value, hint) {\n        if (this._root === undefined) {\n            this._length += 1;\n            this._root = new this._TreeNodeClass(key, value);\n            this._root._color = 0 /* TreeNodeColor.BLACK */;\n            this._root._parent = this._header;\n            this._header._parent = this._root;\n            this._header._left = this._root;\n            this._header._right = this._root;\n            return;\n        }\n        let curNode;\n        const minNode = this._header._left;\n        const compareToMin = this._cmp(minNode._key, key);\n        if (compareToMin === 0) {\n            minNode._value = value;\n            return;\n        }\n        else if (compareToMin > 0) {\n            minNode._left = new this._TreeNodeClass(key, value);\n            minNode._left._parent = minNode;\n            curNode = minNode._left;\n            this._header._left = curNode;\n        }\n        else {\n            const maxNode = this._header._right;\n            const compareToMax = this._cmp(maxNode._key, key);\n            if (compareToMax === 0) {\n                maxNode._value = value;\n                return;\n            }\n            else if (compareToMax < 0) {\n                maxNode._right = new this._TreeNodeClass(key, value);\n                maxNode._right._parent = maxNode;\n                curNode = maxNode._right;\n                this._header._right = curNode;\n            }\n            else {\n                if (hint !== undefined) {\n                    const iterNode = hint._node;\n                    if (iterNode !== this._header) {\n                        const iterCmpRes = this._cmp(iterNode._key, key);\n                        if (iterCmpRes === 0) {\n                            iterNode._value = value;\n                            return;\n                        }\n                        else /* istanbul ignore else */ if (iterCmpRes > 0) {\n                            const preNode = iterNode._pre();\n                            const preCmpRes = this._cmp(preNode._key, key);\n                            if (preCmpRes === 0) {\n                                preNode._value = value;\n                                return;\n                            }\n                            else if (preCmpRes < 0) {\n                                curNode = new this._TreeNodeClass(key, value);\n                                if (preNode._right === undefined) {\n                                    preNode._right = curNode;\n                                    curNode._parent = preNode;\n                                }\n                                else {\n                                    iterNode._left = curNode;\n                                    curNode._parent = iterNode;\n                                }\n                            }\n                        }\n                    }\n                }\n                if (curNode === undefined) {\n                    curNode = this._root;\n                    while (true) {\n                        const cmpResult = this._cmp(curNode._key, key);\n                        if (cmpResult > 0) {\n                            if (curNode._left === undefined) {\n                                curNode._left = new this._TreeNodeClass(key, value);\n                                curNode._left._parent = curNode;\n                                curNode = curNode._left;\n                                break;\n                            }\n                            curNode = curNode._left;\n                        }\n                        else if (cmpResult < 0) {\n                            if (curNode._right === undefined) {\n                                curNode._right = new this._TreeNodeClass(key, value);\n                                curNode._right._parent = curNode;\n                                curNode = curNode._right;\n                                break;\n                            }\n                            curNode = curNode._right;\n                        }\n                        else {\n                            curNode._value = value;\n                            return;\n                        }\n                    }\n                }\n            }\n        }\n        this._length += 1;\n        return curNode;\n    }\n    /**\n     * @internal\n     */\n    _findElementNode(curNode, key) {\n        while (curNode) {\n            const cmpResult = this._cmp(curNode._key, key);\n            if (cmpResult < 0) {\n                curNode = curNode._right;\n            }\n            else if (cmpResult > 0) {\n                curNode = curNode._left;\n            }\n            else\n                return curNode;\n        }\n        return curNode || this._header;\n    }\n    clear() {\n        this._length = 0;\n        this._root = undefined;\n        this._header._parent = undefined;\n        this._header._left = this._header._right = undefined;\n    }\n    /**\n     * @description Update node's key by iterator.\n     * @param iter - The iterator you want to change.\n     * @param key - The key you want to update.\n     * @returns Whether the modification is successful.\n     * @example\n     * const st = new orderedSet([1, 2, 5]);\n     * const iter = st.find(2);\n     * st.updateKeyByIterator(iter, 3); // then st will become [1, 3, 5]\n     */\n    updateKeyByIterator(iter, key) {\n        const node = iter._node;\n        if (node === this._header) {\n            throwIteratorAccessError();\n        }\n        if (this._length === 1) {\n            node._key = key;\n            return true;\n        }\n        if (node === this._header._left) {\n            if (this._cmp(node._next()._key, key) > 0) {\n                node._key = key;\n                return true;\n            }\n            return false;\n        }\n        if (node === this._header._right) {\n            if (this._cmp(node._pre()._key, key) < 0) {\n                node._key = key;\n                return true;\n            }\n            return false;\n        }\n        const preKey = node._pre()._key;\n        if (this._cmp(preKey, key) >= 0)\n            return false;\n        const nextKey = node._next()._key;\n        if (this._cmp(nextKey, key) <= 0)\n            return false;\n        node._key = key;\n        return true;\n    }\n    eraseElementByPos(pos) {\n        if (pos < 0 || pos > this._length - 1) {\n            throw new RangeError();\n        }\n        let index = 0;\n        const self = this;\n        this._inOrderTraversal(this._root, function (curNode) {\n            if (pos === index) {\n                self._eraseNode(curNode);\n                return true;\n            }\n            index += 1;\n            return false;\n        });\n        return this._length;\n    }\n    /**\n     * @description Remove the element of the specified key.\n     * @param key - The key you want to remove.\n     * @returns Whether erase successfully.\n     */\n    eraseElementByKey(key) {\n        if (this._length === 0)\n            return false;\n        const curNode = this._findElementNode(this._root, key);\n        if (curNode === this._header)\n            return false;\n        this._eraseNode(curNode);\n        return true;\n    }\n    eraseElementByIterator(iter) {\n        const node = iter._node;\n        if (node === this._header) {\n            throwIteratorAccessError();\n        }\n        const hasNoRight = node._right === undefined;\n        const isNormal = iter.iteratorType === 0 /* IteratorType.NORMAL */;\n        // For the normal iterator, the `next` node will be swapped to `this` node when has right.\n        if (isNormal) {\n            // So we should move it to next when it's right is null.\n            if (hasNoRight)\n                iter.next();\n        }\n        else {\n            // For the reverse iterator, only when it doesn't have right and has left the `next` node will be swapped.\n            // So when it has right, or it is a leaf node we should move it to `next`.\n            if (!hasNoRight || node._left === undefined)\n                iter.next();\n        }\n        this._eraseNode(node);\n        return iter;\n    }\n    forEach(callback) {\n        let index = 0;\n        for (const element of this)\n            callback(element, index++, this);\n    }\n    getElementByPos(pos) {\n        if (pos < 0 || pos > this._length - 1) {\n            throw new RangeError();\n        }\n        let res;\n        let index = 0;\n        for (const element of this) {\n            if (index === pos) {\n                res = element;\n                break;\n            }\n            index += 1;\n        }\n        return res;\n    }\n    /**\n     * @description Get the height of the tree.\n     * @returns Number about the height of the RB-tree.\n     */\n    getHeight() {\n        if (this._length === 0)\n            return 0;\n        const traversal = function (curNode) {\n            if (!curNode)\n                return 0;\n            return Math.max(traversal(curNode._left), traversal(curNode._right)) + 1;\n        };\n        return traversal(this._root);\n    }\n}\nexport default TreeContainer;\n","import type TreeIterator from './TreeIterator';\nimport { TreeNode, TreeNodeColor, TreeNodeEnableIndex } from './TreeNode';\nimport { Container, IteratorType } from '@/container/ContainerBase';\nimport $checkWithinAccessParams from '@/utils/checkParams.macro';\nimport { throwIteratorAccessError } from '@/utils/throwError';\n\nabstract class TreeContainer<K, V> extends Container<K | [K, V]> {\n  /**\n   * @internal\n   */\n  protected _root: TreeNode<K, V> | undefined = undefined;\n  /**\n   * @internal\n   */\n  protected _header: TreeNode<K, V>;\n  /**\n   * @internal\n   */\n  protected readonly _cmp: (x: K, y: K) => number;\n  /**\n   * @internal\n   */\n  protected readonly _TreeNodeClass: typeof TreeNode | typeof TreeNodeEnableIndex;\n  /**\n   * @internal\n   */\n  protected readonly _eraseNode: (curNode: TreeNode<K, V>) => void;\n  /**\n   * @internal\n   */\n  protected _set: (key: K, value: V, hint?: TreeIterator<K, V>) => number;\n  /**\n   * @internal\n   */\n  protected constructor(\n    cmp: (x: K, y: K) => number =\n    function (x: K, y: K) {\n      if (x < y) return -1;\n      if (x > y) return 1;\n      return 0;\n    },\n    enableIndex = false\n  ) {\n    super();\n    this._cmp = cmp;\n    if (enableIndex) {\n      this._TreeNodeClass = TreeNodeEnableIndex;\n      this._set = function (key, value, hint) {\n        const curNode = this._preSet(key, value, hint);\n        if (curNode) {\n          let p = curNode._parent as TreeNodeEnableIndex<K, V>;\n          while (p !== this._header) {\n            p._subTreeSize += 1;\n            p = p._parent as TreeNodeEnableIndex<K, V>;\n          }\n          const nodeList = this._insertNodeSelfBalance(curNode);\n          if (nodeList) {\n            const {\n              parentNode,\n              grandParent,\n              curNode\n            } = nodeList as unknown as Record<string, TreeNodeEnableIndex<K, V>>;\n            parentNode._recount();\n            grandParent._recount();\n            curNode._recount();\n          }\n        }\n        return this._length;\n      };\n      this._eraseNode = function (curNode) {\n        let p = this._preEraseNode(curNode) as TreeNodeEnableIndex<K, V>;\n        while (p !== this._header) {\n          p._subTreeSize -= 1;\n          p = p._parent as TreeNodeEnableIndex<K, V>;\n        }\n      };\n    } else {\n      this._TreeNodeClass = TreeNode;\n      this._set = function (key, value, hint) {\n        const curNode = this._preSet(key, value, hint);\n        if (curNode) this._insertNodeSelfBalance(curNode);\n        return this._length;\n      };\n      this._eraseNode = this._preEraseNode;\n    }\n    this._header = new this._TreeNodeClass();\n  }\n  /**\n   * @internal\n   */\n  protected _lowerBound(curNode: TreeNode<K, V> | undefined, key: K) {\n    let resNode = this._header;\n    while (curNode) {\n      const cmpResult = this._cmp(curNode._key!, key);\n      if (cmpResult < 0) {\n        curNode = curNode._right;\n      } else if (cmpResult > 0) {\n        resNode = curNode;\n        curNode = curNode._left;\n      } else return curNode;\n    }\n    return resNode;\n  }\n  /**\n   * @internal\n   */\n  protected _upperBound(curNode: TreeNode<K, V> | undefined, key: K) {\n    let resNode = this._header;\n    while (curNode) {\n      const cmpResult = this._cmp(curNode._key!, key);\n      if (cmpResult <= 0) {\n        curNode = curNode._right;\n      } else {\n        resNode = curNode;\n        curNode = curNode._left;\n      }\n    }\n    return resNode;\n  }\n  /**\n   * @internal\n   */\n  protected _reverseLowerBound(curNode: TreeNode<K, V> | undefined, key: K) {\n    let resNode = this._header;\n    while (curNode) {\n      const cmpResult = this._cmp(curNode._key!, key);\n      if (cmpResult < 0) {\n        resNode = curNode;\n        curNode = curNode._right;\n      } else if (cmpResult > 0) {\n        curNode = curNode._left;\n      } else return curNode;\n    }\n    return resNode;\n  }\n  /**\n   * @internal\n   */\n  protected _reverseUpperBound(curNode: TreeNode<K, V> | undefined, key: K) {\n    let resNode = this._header;\n    while (curNode) {\n      const cmpResult = this._cmp(curNode._key!, key);\n      if (cmpResult < 0) {\n        resNode = curNode;\n        curNode = curNode._right;\n      } else {\n        curNode = curNode._left;\n      }\n    }\n    return resNode;\n  }\n  /**\n   * @internal\n   */\n  protected _eraseNodeSelfBalance(curNode: TreeNode<K, V>) {\n    while (true) {\n      const parentNode = curNode._parent!;\n      if (parentNode === this._header) return;\n      if (curNode._color === TreeNodeColor.RED) {\n        curNode._color = TreeNodeColor.BLACK;\n        return;\n      }\n      if (curNode === parentNode._left) {\n        const brother = parentNode._right!;\n        if (brother._color === TreeNodeColor.RED) {\n          brother._color = TreeNodeColor.BLACK;\n          parentNode._color = TreeNodeColor.RED;\n          if (parentNode === this._root) {\n            this._root = parentNode._rotateLeft();\n          } else parentNode._rotateLeft();\n        } else {\n          if (brother._right && brother._right._color === TreeNodeColor.RED) {\n            brother._color = parentNode._color;\n            parentNode._color = TreeNodeColor.BLACK;\n            brother._right._color = TreeNodeColor.BLACK;\n            if (parentNode === this._root) {\n              this._root = parentNode._rotateLeft();\n            } else parentNode._rotateLeft();\n            return;\n          } else if (brother._left && brother._left._color === TreeNodeColor.RED) {\n            brother._color = TreeNodeColor.RED;\n            brother._left._color = TreeNodeColor.BLACK;\n            brother._rotateRight();\n          } else {\n            brother._color = TreeNodeColor.RED;\n            curNode = parentNode;\n          }\n        }\n      } else {\n        const brother = parentNode._left!;\n        if (brother._color === TreeNodeColor.RED) {\n          brother._color = TreeNodeColor.BLACK;\n          parentNode._color = TreeNodeColor.RED;\n          if (parentNode === this._root) {\n            this._root = parentNode._rotateRight();\n          } else parentNode._rotateRight();\n        } else {\n          if (brother._left && brother._left._color === TreeNodeColor.RED) {\n            brother._color = parentNode._color;\n            parentNode._color = TreeNodeColor.BLACK;\n            brother._left._color = TreeNodeColor.BLACK;\n            if (parentNode === this._root) {\n              this._root = parentNode._rotateRight();\n            } else parentNode._rotateRight();\n            return;\n          } else if (brother._right && brother._right._color === TreeNodeColor.RED) {\n            brother._color = TreeNodeColor.RED;\n            brother._right._color = TreeNodeColor.BLACK;\n            brother._rotateLeft();\n          } else {\n            brother._color = TreeNodeColor.RED;\n            curNode = parentNode;\n          }\n        }\n      }\n    }\n  }\n  /**\n   * @internal\n   */\n  protected _preEraseNode(curNode: TreeNode<K, V>) {\n    if (this._length === 1) {\n      this.clear();\n      return this._header;\n    }\n    let swapNode = curNode;\n    while (swapNode._left || swapNode._right) {\n      if (swapNode._right) {\n        swapNode = swapNode._right;\n        while (swapNode._left) swapNode = swapNode._left;\n      } else {\n        swapNode = swapNode._left!;\n      }\n      [curNode._key, swapNode._key] = [swapNode._key, curNode._key];\n      [curNode._value, swapNode._value] = [swapNode._value, curNode._value];\n      curNode = swapNode;\n    }\n    if (this._header._left === swapNode) {\n      this._header._left = swapNode._parent;\n    } else if (this._header._right === swapNode) {\n      this._header._right = swapNode._parent;\n    }\n    this._eraseNodeSelfBalance(swapNode);\n    const _parent = swapNode._parent!;\n    if (swapNode === _parent._left) {\n      _parent._left = undefined;\n    } else _parent._right = undefined;\n    this._length -= 1;\n    this._root!._color = TreeNodeColor.BLACK;\n    return _parent;\n  }\n  /**\n   * @internal\n   */\n  protected _inOrderTraversal(\n    curNode: TreeNode<K, V> | undefined,\n    callback: (curNode: TreeNode<K, V>) => boolean\n  ): boolean {\n    if (curNode === undefined) return false;\n    const ifReturn = this._inOrderTraversal(curNode._left, callback);\n    if (ifReturn) return true;\n    if (callback(curNode)) return true;\n    return this._inOrderTraversal(curNode._right, callback);\n  }\n  /**\n   * @internal\n   */\n  protected _insertNodeSelfBalance(curNode: TreeNode<K, V>) {\n    while (true) {\n      const parentNode = curNode._parent!;\n      if (parentNode._color === TreeNodeColor.BLACK) return;\n      const grandParent = parentNode._parent!;\n      if (parentNode === grandParent._left) {\n        const uncle = grandParent._right;\n        if (uncle && uncle._color === TreeNodeColor.RED) {\n          uncle._color = parentNode._color = TreeNodeColor.BLACK;\n          if (grandParent === this._root) return;\n          grandParent._color = TreeNodeColor.RED;\n          curNode = grandParent;\n          continue;\n        } else if (curNode === parentNode._right) {\n          curNode._color = TreeNodeColor.BLACK;\n          if (curNode._left) curNode._left._parent = parentNode;\n          if (curNode._right) curNode._right._parent = grandParent;\n          parentNode._right = curNode._left;\n          grandParent._left = curNode._right;\n          curNode._left = parentNode;\n          curNode._right = grandParent;\n          if (grandParent === this._root) {\n            this._root = curNode;\n            this._header._parent = curNode;\n          } else {\n            const GP = grandParent._parent!;\n            if (GP._left === grandParent) {\n              GP._left = curNode;\n            } else GP._right = curNode;\n          }\n          curNode._parent = grandParent._parent;\n          parentNode._parent = curNode;\n          grandParent._parent = curNode;\n          grandParent._color = TreeNodeColor.RED;\n          return { parentNode, grandParent, curNode };\n        } else {\n          parentNode._color = TreeNodeColor.BLACK;\n          if (grandParent === this._root) {\n            this._root = grandParent._rotateRight();\n          } else grandParent._rotateRight();\n          grandParent._color = TreeNodeColor.RED;\n        }\n      } else {\n        const uncle = grandParent._left;\n        if (uncle && uncle._color === TreeNodeColor.RED) {\n          uncle._color = parentNode._color = TreeNodeColor.BLACK;\n          if (grandParent === this._root) return;\n          grandParent._color = TreeNodeColor.RED;\n          curNode = grandParent;\n          continue;\n        } else if (curNode === parentNode._left) {\n          curNode._color = TreeNodeColor.BLACK;\n          if (curNode._left) curNode._left._parent = grandParent;\n          if (curNode._right) curNode._right._parent = parentNode;\n          grandParent._right = curNode._left;\n          parentNode._left = curNode._right;\n          curNode._left = grandParent;\n          curNode._right = parentNode;\n          if (grandParent === this._root) {\n            this._root = curNode;\n            this._header._parent = curNode;\n          } else {\n            const GP = grandParent._parent!;\n            if (GP._left === grandParent) {\n              GP._left = curNode;\n            } else GP._right = curNode;\n          }\n          curNode._parent = grandParent._parent;\n          parentNode._parent = curNode;\n          grandParent._parent = curNode;\n          grandParent._color = TreeNodeColor.RED;\n          return { parentNode, grandParent, curNode };\n        } else {\n          parentNode._color = TreeNodeColor.BLACK;\n          if (grandParent === this._root) {\n            this._root = grandParent._rotateLeft();\n          } else grandParent._rotateLeft();\n          grandParent._color = TreeNodeColor.RED;\n        }\n      }\n      return;\n    }\n  }\n  /**\n   * @internal\n   */\n  protected _preSet(key: K, value?: V, hint?: TreeIterator<K, V>) {\n    if (this._root === undefined) {\n      this._length += 1;\n      this._root = new this._TreeNodeClass(key, value);\n      this._root._color = TreeNodeColor.BLACK;\n      this._root._parent = this._header;\n      this._header._parent = this._root;\n      this._header._left = this._root;\n      this._header._right = this._root;\n      return;\n    }\n    let curNode;\n    const minNode = this._header._left!;\n    const compareToMin = this._cmp(minNode._key!, key);\n    if (compareToMin === 0) {\n      minNode._value = value;\n      return;\n    } else if (compareToMin > 0) {\n      minNode._left = new this._TreeNodeClass(key, value);\n      minNode._left._parent = minNode;\n      curNode = minNode._left;\n      this._header._left = curNode;\n    } else {\n      const maxNode = this._header._right!;\n      const compareToMax = this._cmp(maxNode._key!, key);\n      if (compareToMax === 0) {\n        maxNode._value = value;\n        return;\n      } else if (compareToMax < 0) {\n        maxNode._right = new this._TreeNodeClass(key, value);\n        maxNode._right._parent = maxNode;\n        curNode = maxNode._right;\n        this._header._right = curNode;\n      } else {\n        if (hint !== undefined) {\n          const iterNode = hint._node;\n          if (iterNode !== this._header) {\n            const iterCmpRes = this._cmp(iterNode._key!, key);\n            if (iterCmpRes === 0) {\n              iterNode._value = value;\n              return;\n            } else /* istanbul ignore else */ if (iterCmpRes > 0) {\n              const preNode = iterNode._pre();\n              const preCmpRes = this._cmp(preNode._key!, key);\n              if (preCmpRes === 0) {\n                preNode._value = value;\n                return;\n              } else if (preCmpRes < 0) {\n                curNode = new this._TreeNodeClass(key, value);\n                if (preNode._right === undefined) {\n                  preNode._right = curNode;\n                  curNode._parent = preNode;\n                } else {\n                  iterNode._left = curNode;\n                  curNode._parent = iterNode;\n                }\n              }\n            }\n          }\n        }\n        if (curNode === undefined) {\n          curNode = this._root;\n          while (true) {\n            const cmpResult = this._cmp(curNode._key!, key);\n            if (cmpResult > 0) {\n              if (curNode._left === undefined) {\n                curNode._left = new this._TreeNodeClass(key, value);\n                curNode._left._parent = curNode;\n                curNode = curNode._left;\n                break;\n              }\n              curNode = curNode._left;\n            } else if (cmpResult < 0) {\n              if (curNode._right === undefined) {\n                curNode._right = new this._TreeNodeClass(key, value);\n                curNode._right._parent = curNode;\n                curNode = curNode._right;\n                break;\n              }\n              curNode = curNode._right;\n            } else {\n              curNode._value = value;\n              return;\n            }\n          }\n        }\n      }\n    }\n    this._length += 1;\n    return curNode;\n  }\n  /**\n   * @internal\n   */\n  protected _findElementNode(curNode: TreeNode<K, V> | undefined, key: K) {\n    while (curNode) {\n      const cmpResult = this._cmp(curNode._key!, key);\n      if (cmpResult < 0) {\n        curNode = curNode._right;\n      } else if (cmpResult > 0) {\n        curNode = curNode._left;\n      } else return curNode;\n    }\n    return curNode || this._header;\n  }\n  clear() {\n    this._length = 0;\n    this._root = undefined;\n    this._header._parent = undefined;\n    this._header._left = this._header._right = undefined;\n  }\n  /**\n   * @description Update node's key by iterator.\n   * @param iter - The iterator you want to change.\n   * @param key - The key you want to update.\n   * @returns Whether the modification is successful.\n   * @example\n   * const st = new orderedSet([1, 2, 5]);\n   * const iter = st.find(2);\n   * st.updateKeyByIterator(iter, 3); // then st will become [1, 3, 5]\n   */\n  updateKeyByIterator(iter: TreeIterator<K, V>, key: K): boolean {\n    const node = iter._node;\n    if (node === this._header) {\n      throwIteratorAccessError();\n    }\n    if (this._length === 1) {\n      node._key = key;\n      return true;\n    }\n    if (node === this._header._left) {\n      if (this._cmp(node._next()._key!, key) > 0) {\n        node._key = key;\n        return true;\n      }\n      return false;\n    }\n    if (node === this._header._right) {\n      if (this._cmp(node._pre()._key!, key) < 0) {\n        node._key = key;\n        return true;\n      }\n      return false;\n    }\n    const preKey = node._pre()._key!;\n    if (this._cmp(preKey, key) >= 0) return false;\n    const nextKey = node._next()._key!;\n    if (this._cmp(nextKey, key) <= 0) return false;\n    node._key = key;\n    return true;\n  }\n  eraseElementByPos(pos: number) {\n    $checkWithinAccessParams!(pos, 0, this._length - 1);\n    let index = 0;\n    const self = this;\n    this._inOrderTraversal(\n      this._root,\n      function (curNode) {\n        if (pos === index) {\n          self._eraseNode(curNode);\n          return true;\n        }\n        index += 1;\n        return false;\n      });\n    return this._length;\n  }\n  /**\n   * @description Remove the element of the specified key.\n   * @param key - The key you want to remove.\n   * @returns Whether erase successfully.\n   */\n  eraseElementByKey(key: K) {\n    if (this._length === 0) return false;\n    const curNode = this._findElementNode(this._root, key);\n    if (curNode === this._header) return false;\n    this._eraseNode(curNode);\n    return true;\n  }\n  eraseElementByIterator(iter: TreeIterator<K, V>) {\n    const node = iter._node;\n    if (node === this._header) {\n      throwIteratorAccessError();\n    }\n    const hasNoRight = node._right === undefined;\n    const isNormal = iter.iteratorType === IteratorType.NORMAL;\n    // For the normal iterator, the `next` node will be swapped to `this` node when has right.\n    if (isNormal) {\n      // So we should move it to next when it's right is null.\n      if (hasNoRight) iter.next();\n    } else {\n      // For the reverse iterator, only when it doesn't have right and has left the `next` node will be swapped.\n      // So when it has right, or it is a leaf node we should move it to `next`.\n      if (!hasNoRight || node._left === undefined) iter.next();\n    }\n    this._eraseNode(node);\n    return iter;\n  }\n  forEach(callback: (element: K | [K, V], index: number, tree: TreeContainer<K, V>) => void) {\n    let index = 0;\n    for (const element of this) callback(element, index++, this);\n  }\n  getElementByPos(pos: number) {\n    $checkWithinAccessParams!(pos, 0, this._length - 1);\n    let res;\n    let index = 0;\n    for (const element of this) {\n      if (index === pos) {\n        res = element;\n        break;\n      }\n      index += 1;\n    }\n    return <K | [K, V]>res;\n  }\n  /**\n   * @description Get the height of the tree.\n   * @returns Number about the height of the RB-tree.\n   */\n  getHeight() {\n    if (this._length === 0) return 0;\n    const traversal =\n      function (curNode: TreeNode<K, V> | undefined): number {\n        if (!curNode) return 0;\n        return Math.max(traversal(curNode._left), traversal(curNode._right)) + 1;\n      };\n    return traversal(this._root);\n  }\n  /**\n   * @param key - The given key you want to compare.\n   * @returns An iterator to the first element less than the given key.\n   */\n  abstract reverseUpperBound(key: K): TreeIterator<K, V>;\n  /**\n   * @description Union the other tree to self.\n   * @param other - The other tree container you want to merge.\n   * @returns The size of the tree after union.\n   */\n  abstract union(other: TreeContainer<K, V>): number;\n  /**\n   * @param key - The given key you want to compare.\n   * @returns An iterator to the first element not greater than the given key.\n   */\n  abstract reverseLowerBound(key: K): TreeIterator<K, V>;\n  /**\n   * @param key - The given key you want to compare.\n   * @returns An iterator to the first element not less than the given key.\n   */\n  abstract lowerBound(key: K): TreeIterator<K, V>;\n  /**\n   * @param key - The given key you want to compare.\n   * @returns An iterator to the first element greater than the given key.\n   */\n  abstract upperBound(key: K): TreeIterator<K, V>;\n}\n\nexport default TreeContainer;\n"]}