"use strict"; var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault"); Object.defineProperty(exports, "__esModule", { value: true }); exports.createObjectNode = void 0; var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty")); var _customs = require("../../utils/customs.js"); var _factory = require("../../utils/factory.js"); var _is = require("../../utils/is.js"); var _object = require("../../utils/object.js"); var _string = require("../../utils/string.js"); const name = 'ObjectNode'; const dependencies = ['Node']; const createObjectNode = exports.createObjectNode = /* #__PURE__ */(0, _factory.factory)(name, dependencies, _ref => { let { Node } = _ref; class ObjectNode extends Node { /** * @constructor ObjectNode * @extends {Node} * Holds an object with keys/values * @param {Object.} [properties] object with key/value pairs */ constructor(properties) { super(); this.properties = properties || {}; // validate input if (properties) { if (!(typeof properties === 'object') || !Object.keys(properties).every(function (key) { return (0, _is.isNode)(properties[key]); })) { throw new TypeError('Object containing Nodes expected'); } } } get type() { return name; } get isObjectNode() { return true; } /** * Compile a node into a JavaScript function. * This basically pre-calculates as much as possible and only leaves open * calculations which depend on a dynamic scope with variables. * @param {Object} math Math.js namespace with functions and constants. * @param {Object} argNames An object with argument names as key and `true` * as value. Used in the SymbolNode to optimize * for arguments from user assigned functions * (see FunctionAssignmentNode) or special symbols * like `end` (see IndexNode). * @return {function} Returns a function which can be called like: * evalNode(scope: Object, args: Object, context: *) */ _compile(math, argNames) { const evalEntries = {}; for (const key in this.properties) { if ((0, _object.hasOwnProperty)(this.properties, key)) { // we stringify/parse the key here to resolve unicode characters, // so you cannot create a key like {"co\\u006Estructor": null} const stringifiedKey = (0, _string.stringify)(key); const parsedKey = JSON.parse(stringifiedKey); const prop = (0, _customs.getSafeProperty)(this.properties, key); evalEntries[parsedKey] = prop._compile(math, argNames); } } return function evalObjectNode(scope, args, context) { const obj = {}; for (const key in evalEntries) { if ((0, _object.hasOwnProperty)(evalEntries, key)) { obj[key] = evalEntries[key](scope, args, context); } } return obj; }; } /** * Execute a callback for each of the child nodes of this node * @param {function(child: Node, path: string, parent: Node)} callback */ forEach(callback) { for (const key in this.properties) { if ((0, _object.hasOwnProperty)(this.properties, key)) { callback(this.properties[key], 'properties[' + (0, _string.stringify)(key) + ']', this); } } } /** * Create a new ObjectNode whose children are the results of calling * the provided callback function for each child of the original node. * @param {function(child: Node, path: string, parent: Node): Node} callback * @returns {ObjectNode} Returns a transformed copy of the node */ map(callback) { const properties = {}; for (const key in this.properties) { if ((0, _object.hasOwnProperty)(this.properties, key)) { properties[key] = this._ifNode(callback(this.properties[key], 'properties[' + (0, _string.stringify)(key) + ']', this)); } } return new ObjectNode(properties); } /** * Create a clone of this node, a shallow copy * @return {ObjectNode} */ clone() { const properties = {}; for (const key in this.properties) { if ((0, _object.hasOwnProperty)(this.properties, key)) { properties[key] = this.properties[key]; } } return new ObjectNode(properties); } /** * Get string representation * @param {Object} options * @return {string} str * @override */ _toString(options) { const entries = []; for (const key in this.properties) { if ((0, _object.hasOwnProperty)(this.properties, key)) { entries.push((0, _string.stringify)(key) + ': ' + this.properties[key].toString(options)); } } return '{' + entries.join(', ') + '}'; } /** * Get a JSON representation of the node * @returns {Object} */ toJSON() { return { mathjs: name, properties: this.properties }; } /** * Instantiate an OperatorNode from its JSON representation * @param {Object} json An object structured like * `{"mathjs": "ObjectNode", "properties": {...}}`, * where mathjs is optional * @returns {ObjectNode} */ static fromJSON(json) { return new ObjectNode(json.properties); } /** * Get HTML representation * @param {Object} options * @return {string} str * @override */ _toHTML(options) { const entries = []; for (const key in this.properties) { if ((0, _object.hasOwnProperty)(this.properties, key)) { entries.push('' + (0, _string.escape)(key) + '' + '' + ':' + this.properties[key].toHTML(options)); } } return '{' + entries.join(',') + '}'; } /** * Get LaTeX representation * @param {Object} options * @return {string} str */ _toTex(options) { const entries = []; for (const key in this.properties) { if ((0, _object.hasOwnProperty)(this.properties, key)) { entries.push('\\mathbf{' + key + ':} & ' + this.properties[key].toTex(options) + '\\\\'); } } const tex = '\\left\\{\\begin{array}{ll}' + entries.join('\n') + '\\end{array}\\right\\}'; return tex; } } (0, _defineProperty2.default)(ObjectNode, "name", name); return ObjectNode; }, { isClass: true, isNode: true });