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"use strict"; var __classPrivateFieldGet = (this && this.__classPrivateFieldGet) || function (receiver, state, kind, f) { if (kind === "a" && !f) throw new TypeError("Private accessor was defined without a getter"); if (typeof state === "function" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError("Cannot read private member from an object whose class did not declare it"); return kind === "m" ? f : kind === "a" ? f.call(receiver) : f ? f.value : state.get(receiver); }; var _Queue_store, _Stack_store; Object.defineProperty(exports, "__esModule", { value: true }); exports.SEmptyIterables = exports.List = exports.Stack = exports.TreeNode = exports.Tree = exports.Dictionary = exports.Queue = void 0; const node_assert_1 = require("node:assert"); /** * A first in, first out class * @category Collections */ class Queue { constructor() { _Queue_store.set(this, []); } /** * * @param val Puts the given value into the class */ push(val) { __classPrivateFieldGet(this, _Queue_store, "f").push(val); } /** * * @returns The first value in the store */ pop() { return this.next(); } /** * * @returns The first value in the store */ next() { const result = __classPrivateFieldGet(this, _Queue_store, "f").shift(); return result; } /** * The number of values in the store * * @readonly * @type {number} */ get length() { return __classPrivateFieldGet(this, _Queue_store, "f").length; } } exports.Queue = Queue; _Queue_store = new WeakMap(); /** * A last in, first out class * * @class Stack * @typedef {Stack} * @template T * @category Collections */ class Stack { constructor() { _Stack_store.set(this, []); } /** * * @param v Puts the given value into the store */ push(v) { __classPrivateFieldGet(this, _Stack_store, "f").push(v); } /** * * @returns The last value that was pushed into the store */ pop() { const result = __classPrivateFieldGet(this, _Stack_store, "f").pop(); return result; } /** * The number of items in the store * * @readonly * @type {number} */ get length() { return __classPrivateFieldGet(this, _Stack_store, "f").length; } } exports.Stack = Stack; _Stack_store = new WeakMap(); /** * Dictionary * * @class Dictionary * @typedef {Dictionary} * @template K * @template V * @extends {Map<K, V>} * @category Collections */ class Dictionary extends Map { /** * Sets the specified value for the given key. * @param key * @param value */ AddOrSetValue(key, value) { this.Add(key, value); } /** * Sets the specified value for the given key. * @param key * @param value */ Add(key, value) { this.set(key, value); } /** * Clears the dictionary of all data */ Clear() { this.clear(); } /** * Gets the number of keys and values stored. * * @public * @readonly * @type {number} */ get Count() { const result = this.size; return result; } /** * Gets the number of keys and values stored. * * @public * @readonly * @type {number} */ get count() { return this.Count; } /** * Gets the keys and values stored in the Dictionary * * @public * @readonly * @type {{ [key: string]: V }} */ get Items() { const items = {}; this.forEach((value, key) => { items[key] = value; }); // in-place of returning items // the following will intercept non-existent indices and // throw an Error // Unfortunately, can't declare a class within a class // so, there's the repeated definition of { [key...]: V } return new Proxy(items, { // Intercept 'get' operation get: (map, key) => { let k = key.toString(); if (!this.has(k)) { throw new Error(`Key "${key}" not found.`); } return this.get(k); }, // Intercept 'set' operation set: (map, key, value) => { let k = key.toString(); this.set(k, value); return true; } }); } /** * Gets all items * * @public * @readonly * @type {{ [key: string]: V }} */ get items() { const result = this.Items; return result; } /** * Returns a boolean, which, if true, means value has valid information. * * @param {K} key * @returns {{ * found: boolean, * value: V | undefined * }} */ TryGetValue(key) { const value = this.get(key); const found = value !== undefined; const result = { found, value }; return result; } /** * Returns true if the dictionary has the specified key, false if not. * * @param {K} key * @returns {boolean} */ Contains(key) { const result = this.has(key); return result; } /** * Returns true if the dictionary contains the given value. * * @param {V} value * @returns {boolean} */ ContainsValue(value) { for (const v of this.values()) { if (value === v) { return true; } } return false; } /** * Adds the given key and value * * @param {K} key * @param {V} value * @returns {boolean} */ TryAdd(key, value) { this.set(key, value); return true; } /** * Removes the given key and its value. * * @param {K} key */ Remove(key) { this.delete(key); } } exports.Dictionary = Dictionary; ; /** * TreeNode * * @class TreeNode * @typedef {TreeNode} * @template T * @category Collections */ class TreeNode { constructor(value) { this.data = value; this.left = null; this.right = null; } static createTree(nodeValues) { let root = null; // ensure iterables have at least 1 value let count = 0; for (const nodeValue of nodeValues) { count++; break; } (0, node_assert_1.strict)(count > 0, SEmptyIterables); for (const nodeValue of nodeValues) { root = insertNode(root, nodeValue); } return root; } // should only be called when this is the root, otherwise, it'll return the wrong values /** * Returns the height of the tree. Call only when this is the root. * * @public * @readonly * @type {number} height of the tree */ get height() { return height(this); } } exports.Tree = TreeNode; exports.TreeNode = TreeNode; function insertNode(node, data) { if (node === null) return new TreeNode(data); if (data < node.data) { node.left = insertNode(node.left, data); } else { node.right = insertNode(node.right, data); } return node; } const SEmptyIterables = "Iterable do not have any elements!"; exports.SEmptyIterables = SEmptyIterables; function createTree(nodeValues) { let root = null; // ensure iterables have at least 1 value let count = 0; for (const nodeValue of nodeValues) { count++; break; } (0, node_assert_1.strict)(count > 0, SEmptyIterables); for (const nodeValue of nodeValues) { root = insertNode(root, nodeValue); } return root; } // see https://www.baeldung.com/cs/binary-tree-height function height(root) { if (root === null) { return -1; } const result = 1 + Math.max(height(root.left), height(root.right)); return result; } /** * List * * @class List * @typedef {List} * @template T * @category Collections */ class List { find(callback) { const result = this.items.find((value, index, obj) => { const result = (value == callback); return result; }); return result !== undefined; } constructor() { this.items = []; } /** * * @returns Size of the List */ size() { return this.items.length; } /** * Returns the length of this list * * @public * @readonly * @type {number} */ get length() { return this.items.length; } /** * Adds a value to the list * @param value The value to add to the list */ add(value) { this.items.push(value); } indexOf(value) { const result = this.items.indexOf(value); return result; } get(index) { return this.items[index]; } /** * Delete a specified value * * @type {*} */ delete(value) { const index = this.items.indexOf(value); if (index !== -1) { this.items.splice(index, 1); return true; } return false; } /** * Removes the specified value * @param value * @returns */ remove(value) { return this.delete(value); } // Implementing the iterator [Symbol.iterator]() { let index = 0; const items = this.items; return { next() { if (index < items.length) { return { value: items[index++], done: false }; } else { return { value: undefined, done: true }; } } }; } } exports.List = List; //# 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