Add node modules and compiled JavaScript from main (#57)

Co-authored-by: Oliver King <oking3@uncc.edu>

node_modules/jsdom/lib/api.js

@@ -0,0 +1,335 @@
+"use strict";
+const path = require("path");
+const fs = require("fs").promises;
+const vm = require("vm");
+const toughCookie = require("tough-cookie");
+const sniffHTMLEncoding = require("html-encoding-sniffer");
+const whatwgURL = require("whatwg-url");
+const whatwgEncoding = require("whatwg-encoding");
+const { URL } = require("whatwg-url");
+const MIMEType = require("whatwg-mimetype");
+const idlUtils = require("./jsdom/living/generated/utils.js");
+const VirtualConsole = require("./jsdom/virtual-console.js");
+const { createWindow } = require("./jsdom/browser/Window.js");
+const { parseIntoDocument } = require("./jsdom/browser/parser");
+const { fragmentSerialization } = require("./jsdom/living/domparsing/serialization.js");
+const ResourceLoader = require("./jsdom/browser/resources/resource-loader.js");
+const NoOpResourceLoader = require("./jsdom/browser/resources/no-op-resource-loader.js");
+
+class CookieJar extends toughCookie.CookieJar {
+  constructor(store, options) {
+    // jsdom cookie jars must be loose by default
+    super(store, Object.assign({ looseMode: true }, options));
+  }
+}
+
+const window = Symbol("window");
+let sharedFragmentDocument = null;
+
+class JSDOM {
+  constructor(input, options = {}) {
+    const mimeType = new MIMEType(options.contentType === undefined ? "text/html" : options.contentType);
+    const { html, encoding } = normalizeHTML(input, mimeType);
+
+    options = transformOptions(options, encoding, mimeType);
+
+    this[window] = createWindow(options.windowOptions);
+
+    const documentImpl = idlUtils.implForWrapper(this[window]._document);
+
+    options.beforeParse(this[window]._globalProxy);
+
+    parseIntoDocument(html, documentImpl);
+
+    documentImpl.close();
+  }
+
+  get window() {
+    // It's important to grab the global proxy, instead of just the result of `createWindow(...)`, since otherwise
+    // things like `window.eval` don't exist.
+    return this[window]._globalProxy;
+  }
+
+  get virtualConsole() {
+    return this[window]._virtualConsole;
+  }
+
+  get cookieJar() {
+    // TODO NEWAPI move _cookieJar to window probably
+    return idlUtils.implForWrapper(this[window]._document)._cookieJar;
+  }
+
+  serialize() {
+    return fragmentSerialization(idlUtils.implForWrapper(this[window]._document), { requireWellFormed: false });
+  }
+
+  nodeLocation(node) {
+    if (!idlUtils.implForWrapper(this[window]._document)._parseOptions.sourceCodeLocationInfo) {
+      throw new Error("Location information was not saved for this jsdom. Use includeNodeLocations during creation.");
+    }
+
+    return idlUtils.implForWrapper(node).sourceCodeLocation;
+  }
+
+  getInternalVMContext() {
+    if (!vm.isContext(this[window])) {
+      throw new TypeError("This jsdom was not configured to allow script running. " +
+        "Use the runScripts option during creation.");
+    }
+
+    return this[window];
+  }
+
+  reconfigure(settings) {
+    if ("windowTop" in settings) {
+      this[window]._top = settings.windowTop;
+    }
+
+    if ("url" in settings) {
+      const document = idlUtils.implForWrapper(this[window]._document);
+
+      const url = whatwgURL.parseURL(settings.url);
+      if (url === null) {
+        throw new TypeError(`Could not parse "${settings.url}" as a URL`);
+      }
+
+      document._URL = url;
+      document._origin = whatwgURL.serializeURLOrigin(document._URL);
+    }
+  }
+
+  static fragment(string = "") {
+    if (!sharedFragmentDocument) {
+      sharedFragmentDocument = (new JSDOM()).window.document;
+    }
+
+    const template = sharedFragmentDocument.createElement("template");
+    template.innerHTML = string;
+    return template.content;
+  }
+
+  static fromURL(url, options = {}) {
+    return Promise.resolve().then(() => {
+      // Remove the hash while sending this through the research loader fetch().
+      // It gets added back a few lines down when constructing the JSDOM object.
+      const parsedURL = new URL(url);
+      const originalHash = parsedURL.hash;
+      parsedURL.hash = "";
+      url = parsedURL.href;
+
+      options = normalizeFromURLOptions(options);
+
+      const resourceLoader = resourcesToResourceLoader(options.resources);
+      const resourceLoaderForInitialRequest = resourceLoader.constructor === NoOpResourceLoader ?
+        new ResourceLoader() :
+        resourceLoader;
+
+      const req = resourceLoaderForInitialRequest.fetch(url, {
+        accept: "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
+        cookieJar: options.cookieJar,
+        referrer: options.referrer
+      });
+
+      return req.then(body => {
+        const res = req.response;
+
+        options = Object.assign(options, {
+          url: req.href + originalHash,
+          contentType: res.headers["content-type"],
+          referrer: req.getHeader("referer")
+        });
+
+        return new JSDOM(body, options);
+      });
+    });
+  }
+
+  static async fromFile(filename, options = {}) {
+    options = normalizeFromFileOptions(filename, options);
+    const buffer = await fs.readFile(filename);
+
+    return new JSDOM(buffer, options);
+  }
+}
+
+function normalizeFromURLOptions(options) {
+  // Checks on options that are invalid for `fromURL`
+  if (options.url !== undefined) {
+    throw new TypeError("Cannot supply a url option when using fromURL");
+  }
+  if (options.contentType !== undefined) {
+    throw new TypeError("Cannot supply a contentType option when using fromURL");
+  }
+
+  // Normalization of options which must be done before the rest of the fromURL code can use them, because they are
+  // given to request()
+  const normalized = Object.assign({}, options);
+
+  if (options.referrer !== undefined) {
+    normalized.referrer = (new URL(options.referrer)).href;
+  }
+
+  if (options.cookieJar === undefined) {
+    normalized.cookieJar = new CookieJar();
+  }
+
+  return normalized;
+
+  // All other options don't need to be processed yet, and can be taken care of in the normal course of things when
+  // `fromURL` calls `new JSDOM(html, options)`.
+}
+
+function normalizeFromFileOptions(filename, options) {
+  const normalized = Object.assign({}, options);
+
+  if (normalized.contentType === undefined) {
+    const extname = path.extname(filename);
+    if (extname === ".xhtml" || extname === ".xht" || extname === ".xml") {
+      normalized.contentType = "application/xhtml+xml";
+    }
+  }
+
+  if (normalized.url === undefined) {
+    normalized.url = new URL("file:" + path.resolve(filename));
+  }
+
+  return normalized;
+}
+
+function transformOptions(options, encoding, mimeType) {
+  const transformed = {
+    windowOptions: {
+      // Defaults
+      url: "about:blank",
+      referrer: "",
+      contentType: "text/html",
+      parsingMode: "html",
+      parseOptions: {
+        sourceCodeLocationInfo: false,
+        scriptingEnabled: false
+      },
+      runScripts: undefined,
+      encoding,
+      pretendToBeVisual: false,
+      storageQuota: 5000000,
+
+      // Defaults filled in later
+      resourceLoader: undefined,
+      virtualConsole: undefined,
+      cookieJar: undefined
+    },
+
+    // Defaults
+    beforeParse() { }
+  };
+
+  // options.contentType was parsed into mimeType by the caller.
+  if (!mimeType.isHTML() && !mimeType.isXML()) {
+    throw new RangeError(`The given content type of "${options.contentType}" was not a HTML or XML content type`);
+  }
+
+  transformed.windowOptions.contentType = mimeType.essence;
+  transformed.windowOptions.parsingMode = mimeType.isHTML() ? "html" : "xml";
+
+  if (options.url !== undefined) {
+    transformed.windowOptions.url = (new URL(options.url)).href;
+  }
+
+  if (options.referrer !== undefined) {
+    transformed.windowOptions.referrer = (new URL(options.referrer)).href;
+  }
+
+  if (options.includeNodeLocations) {
+    if (transformed.windowOptions.parsingMode === "xml") {
+      throw new TypeError("Cannot set includeNodeLocations to true with an XML content type");
+    }
+
+    transformed.windowOptions.parseOptions = { sourceCodeLocationInfo: true };
+  }
+
+  transformed.windowOptions.cookieJar = options.cookieJar === undefined ?
+                                       new CookieJar() :
+                                       options.cookieJar;
+
+  transformed.windowOptions.virtualConsole = options.virtualConsole === undefined ?
+                                            (new VirtualConsole()).sendTo(console) :
+                                            options.virtualConsole;
+
+  if (!(transformed.windowOptions.virtualConsole instanceof VirtualConsole)) {
+    throw new TypeError("virtualConsole must be an instance of VirtualConsole");
+  }
+
+  transformed.windowOptions.resourceLoader = resourcesToResourceLoader(options.resources);
+
+  if (options.runScripts !== undefined) {
+    transformed.windowOptions.runScripts = String(options.runScripts);
+    if (transformed.windowOptions.runScripts === "dangerously") {
+      transformed.windowOptions.parseOptions.scriptingEnabled = true;
+    } else if (transformed.windowOptions.runScripts !== "outside-only") {
+      throw new RangeError(`runScripts must be undefined, "dangerously", or "outside-only"`);
+    }
+  }
+
+  if (options.beforeParse !== undefined) {
+    transformed.beforeParse = options.beforeParse;
+  }
+
+  if (options.pretendToBeVisual !== undefined) {
+    transformed.windowOptions.pretendToBeVisual = Boolean(options.pretendToBeVisual);
+  }
+
+  if (options.storageQuota !== undefined) {
+    transformed.windowOptions.storageQuota = Number(options.storageQuota);
+  }
+
+  // concurrentNodeIterators??
+
+  return transformed;
+}
+
+function normalizeHTML(html = "", mimeType) {
+  let encoding = "UTF-8";
+
+  if (ArrayBuffer.isView(html)) {
+    html = Buffer.from(html.buffer, html.byteOffset, html.byteLength);
+  } else if (html instanceof ArrayBuffer) {
+    html = Buffer.from(html);
+  }
+
+  if (Buffer.isBuffer(html)) {
+    encoding = sniffHTMLEncoding(html, {
+      defaultEncoding: mimeType.isXML() ? "UTF-8" : "windows-1252",
+      transportLayerEncodingLabel: mimeType.parameters.get("charset")
+    });
+    html = whatwgEncoding.decode(html, encoding);
+  } else {
+    html = String(html);
+  }
+
+  return { html, encoding };
+}
+
+function resourcesToResourceLoader(resources) {
+  switch (resources) {
+    case undefined: {
+      return new NoOpResourceLoader();
+    }
+    case "usable": {
+      return new ResourceLoader();
+    }
+    default: {
+      if (!(resources instanceof ResourceLoader)) {
+        throw new TypeError("resources must be an instance of ResourceLoader");
+      }
+      return resources;
+    }
+  }
+}
+
+exports.JSDOM = JSDOM;
+
+exports.VirtualConsole = VirtualConsole;
+exports.CookieJar = CookieJar;
+exports.ResourceLoader = ResourceLoader;
+
+exports.toughCookie = toughCookie;

node_modules/jsdom/lib/jsdom/browser/Window.js

@@ -0,0 +1,793 @@
+"use strict";
+const vm = require("vm");
+const webIDLConversions = require("webidl-conversions");
+const { CSSStyleDeclaration } = require("cssstyle");
+const { Performance: RawPerformance } = require("w3c-hr-time");
+const notImplemented = require("./not-implemented");
+const { installInterfaces } = require("../living/interfaces");
+const { define, mixin } = require("../utils");
+const Element = require("../living/generated/Element");
+const EventTarget = require("../living/generated/EventTarget");
+const PageTransitionEvent = require("../living/generated/PageTransitionEvent");
+const namedPropertiesWindow = require("../living/named-properties-window");
+const postMessage = require("../living/post-message");
+const DOMException = require("domexception/webidl2js-wrapper");
+const { btoa, atob } = require("abab");
+const idlUtils = require("../living/generated/utils");
+const WebSocketImpl = require("../living/websockets/WebSocket-impl").implementation;
+const BarProp = require("../living/generated/BarProp");
+const documents = require("../living/documents.js");
+const External = require("../living/generated/External");
+const Navigator = require("../living/generated/Navigator");
+const Performance = require("../living/generated/Performance");
+const Screen = require("../living/generated/Screen");
+const Storage = require("../living/generated/Storage");
+const Selection = require("../living/generated/Selection");
+const reportException = require("../living/helpers/runtime-script-errors");
+const { fireAnEvent } = require("../living/helpers/events");
+const SessionHistory = require("../living/window/SessionHistory");
+const { forEachMatchingSheetRuleOfElement, getResolvedValue, propertiesWithResolvedValueImplemented,
+  SHADOW_DOM_PSEUDO_REGEXP } = require("../living/helpers/style-rules.js");
+const CustomElementRegistry = require("../living/generated/CustomElementRegistry");
+const jsGlobals = require("./js-globals.json");
+
+const GlobalEventHandlersImpl = require("../living/nodes/GlobalEventHandlers-impl").implementation;
+const WindowEventHandlersImpl = require("../living/nodes/WindowEventHandlers-impl").implementation;
+
+exports.createWindow = function (options) {
+  return new Window(options);
+};
+
+const jsGlobalEntriesToInstall = Object.entries(jsGlobals).filter(([name]) => name in global);
+
+// https://html.spec.whatwg.org/#the-window-object
+function setupWindow(windowInstance, { runScripts }) {
+  if (runScripts === "outside-only" || runScripts === "dangerously") {
+    contextifyWindow(windowInstance);
+
+    // Without this, these globals will only appear to scripts running inside the context using vm.runScript; they will
+    // not appear to scripts running from the outside, including to JSDOM implementation code.
+    for (const [globalName, globalPropDesc] of jsGlobalEntriesToInstall) {
+      const propDesc = { ...globalPropDesc, value: vm.runInContext(globalName, windowInstance) };
+      Object.defineProperty(windowInstance, globalName, propDesc);
+    }
+  } else {
+    // Without contextifying the window, none of the globals will exist. So, let's at least alias them from the Node.js
+    // context. See https://github.com/jsdom/jsdom/issues/2727 for more background and discussion.
+    for (const [globalName, globalPropDesc] of jsGlobalEntriesToInstall) {
+      const propDesc = { ...globalPropDesc, value: global[globalName] };
+      Object.defineProperty(windowInstance, globalName, propDesc);
+    }
+  }
+
+  installInterfaces(windowInstance, ["Window"]);
+
+  const EventTargetConstructor = windowInstance.EventTarget;
+
+  // eslint-disable-next-line func-name-matching, func-style, no-shadow
+  const windowConstructor = function Window() {
+    throw new TypeError("Illegal constructor");
+  };
+  Object.setPrototypeOf(windowConstructor, EventTargetConstructor);
+
+  Object.defineProperty(windowInstance, "Window", {
+    configurable: true,
+    writable: true,
+    value: windowConstructor
+  });
+
+  const windowPrototype = Object.create(EventTargetConstructor.prototype);
+  Object.defineProperties(windowPrototype, {
+    constructor: {
+      value: windowConstructor,
+      writable: true,
+      configurable: true
+    },
+    [Symbol.toStringTag]: {
+      value: "Window",
+      configurable: true
+    }
+  });
+
+  windowConstructor.prototype = windowPrototype;
+  Object.setPrototypeOf(windowInstance, windowPrototype);
+
+  EventTarget.setup(windowInstance, windowInstance);
+  mixin(windowInstance, WindowEventHandlersImpl.prototype);
+  mixin(windowInstance, GlobalEventHandlersImpl.prototype);
+  windowInstance._initGlobalEvents();
+
+  windowInstance._globalObject = windowInstance;
+}
+
+// NOTE: per https://heycam.github.io/webidl/#Global, all properties on the Window object must be own-properties.
+// That is why we assign everything inside of the constructor, instead of using a shared prototype.
+// You can verify this in e.g. Firefox or Internet Explorer, which do a good job with Web IDL compliance.
+function Window(options) {
+  setupWindow(this, { runScripts: options.runScripts });
+
+  const rawPerformance = new RawPerformance();
+  const windowInitialized = rawPerformance.now();
+
+  const window = this;
+
+  ///// PRIVATE DATA PROPERTIES
+
+  this._resourceLoader = options.resourceLoader;
+
+  // vm initialization is deferred until script processing is activated
+  this._globalProxy = this;
+  Object.defineProperty(idlUtils.implForWrapper(this), idlUtils.wrapperSymbol, { get: () => this._globalProxy });
+
+  // List options explicitly to be clear which are passed through
+  this._document = documents.createWrapper(window, {
+    parsingMode: options.parsingMode,
+    contentType: options.contentType,
+    encoding: options.encoding,
+    cookieJar: options.cookieJar,
+    url: options.url,
+    lastModified: options.lastModified,
+    referrer: options.referrer,
+    concurrentNodeIterators: options.concurrentNodeIterators,
+    parseOptions: options.parseOptions,
+    defaultView: this._globalProxy,
+    global: this
+  }, { alwaysUseDocumentClass: true });
+
+  if (vm.isContext(window)) {
+    const documentImpl = idlUtils.implForWrapper(window._document);
+    documentImpl._defaultView = window._globalProxy = vm.runInContext("this", window);
+  }
+
+  const documentOrigin = idlUtils.implForWrapper(this._document)._origin;
+  this._origin = documentOrigin;
+
+  // https://html.spec.whatwg.org/#session-history
+  this._sessionHistory = new SessionHistory({
+    document: idlUtils.implForWrapper(this._document),
+    url: idlUtils.implForWrapper(this._document)._URL,
+    stateObject: null
+  }, this);
+
+  this._virtualConsole = options.virtualConsole;
+
+  this._runScripts = options.runScripts;
+
+  // Set up the window as if it's a top level window.
+  // If it's not, then references will be corrected by frame/iframe code.
+  this._parent = this._top = this._globalProxy;
+  this._frameElement = null;
+
+  // This implements window.frames.length, since window.frames returns a
+  // self reference to the window object.  This value is incremented in the
+  // HTMLFrameElement implementation.
+  this._length = 0;
+
+  this._pretendToBeVisual = options.pretendToBeVisual;
+  this._storageQuota = options.storageQuota;
+
+  // Some properties (such as localStorage and sessionStorage) share data
+  // between windows in the same origin. This object is intended
+  // to contain such data.
+  if (options.commonForOrigin && options.commonForOrigin[documentOrigin]) {
+    this._commonForOrigin = options.commonForOrigin;
+  } else {
+    this._commonForOrigin = {
+      [documentOrigin]: {
+        localStorageArea: new Map(),
+        sessionStorageArea: new Map(),
+        windowsInSameOrigin: [this]
+      }
+    };
+  }
+
+  this._currentOriginData = this._commonForOrigin[documentOrigin];
+
+  ///// WEB STORAGE
+
+  this._localStorage = Storage.create(window, [], {
+    associatedWindow: this,
+    storageArea: this._currentOriginData.localStorageArea,
+    type: "localStorage",
+    url: this._document.documentURI,
+    storageQuota: this._storageQuota
+  });
+  this._sessionStorage = Storage.create(window, [], {
+    associatedWindow: this,
+    storageArea: this._currentOriginData.sessionStorageArea,
+    type: "sessionStorage",
+    url: this._document.documentURI,
+    storageQuota: this._storageQuota
+  });
+
+  ///// SELECTION
+
+  // https://w3c.github.io/selection-api/#dfn-selection
+  this._selection = Selection.createImpl(window);
+
+  // https://w3c.github.io/selection-api/#dom-window
+  this.getSelection = function () {
+    return window._selection;
+  };
+
+  ///// GETTERS
+
+  const locationbar = BarProp.create(window);
+  const menubar = BarProp.create(window);
+  const personalbar = BarProp.create(window);
+  const scrollbars = BarProp.create(window);
+  const statusbar = BarProp.create(window);
+  const toolbar = BarProp.create(window);
+  const external = External.create(window);
+  const navigator = Navigator.create(window, [], { userAgent: this._resourceLoader._userAgent });
+  const performance = Performance.create(window, [], { rawPerformance });
+  const screen = Screen.create(window);
+  const customElementRegistry = CustomElementRegistry.create(window);
+
+  define(this, {
+    get length() {
+      return window._length;
+    },
+    get window() {
+      return window._globalProxy;
+    },
+    get frameElement() {
+      return idlUtils.wrapperForImpl(window._frameElement);
+    },
+    get frames() {
+      return window._globalProxy;
+    },
+    get self() {
+      return window._globalProxy;
+    },
+    get parent() {
+      return window._parent;
+    },
+    get top() {
+      return window._top;
+    },
+    get document() {
+      return window._document;
+    },
+    get external() {
+      return external;
+    },
+    get location() {
+      return idlUtils.wrapperForImpl(idlUtils.implForWrapper(window._document)._location);
+    },
+    get history() {
+      return idlUtils.wrapperForImpl(idlUtils.implForWrapper(window._document)._history);
+    },
+    get navigator() {
+      return navigator;
+    },
+    get locationbar() {
+      return locationbar;
+    },
+    get menubar() {
+      return menubar;
+    },
+    get personalbar() {
+      return personalbar;
+    },
+    get scrollbars() {
+      return scrollbars;
+    },
+    get statusbar() {
+      return statusbar;
+    },
+    get toolbar() {
+      return toolbar;
+    },
+    get performance() {
+      return performance;
+    },
+    get screen() {
+      return screen;
+    },
+    get origin() {
+      return window._origin;
+    },
+    // The origin IDL attribute is defined with [Replaceable].
+    set origin(value) {
+      Object.defineProperty(this, "origin", {
+        value,
+        writable: true,
+        enumerable: true,
+        configurable: true
+      });
+    },
+    get localStorage() {
+      if (idlUtils.implForWrapper(this._document)._origin === "null") {
+        throw DOMException.create(window, [
+          "localStorage is not available for opaque origins",
+          "SecurityError"
+        ]);
+      }
+
+      return this._localStorage;
+    },
+    get sessionStorage() {
+      if (idlUtils.implForWrapper(this._document)._origin === "null") {
+        throw DOMException.create(window, [
+          "sessionStorage is not available for opaque origins",
+          "SecurityError"
+        ]);
+      }
+
+      return this._sessionStorage;
+    },
+    get customElements() {
+      return customElementRegistry;
+    }
+  });
+
+  namedPropertiesWindow.initializeWindow(this, this._globalProxy);
+
+  ///// METHODS
+
+  // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#timers
+
+  // In the spec the list of active timers is a set of IDs. We make it a map of IDs to Node.js timer objects, so that
+  // we can call Node.js-side clearTimeout() when clearing, and thus allow process shutdown faster.
+  const listOfActiveTimers = new Map();
+  let latestTimerId = 0;
+
+  this.setTimeout = function (handler, timeout = 0, ...args) {
+    if (typeof handler !== "function") {
+      handler = webIDLConversions.DOMString(handler);
+    }
+    timeout = webIDLConversions.long(timeout);
+
+    return timerInitializationSteps(handler, timeout, args, { methodContext: window, repeat: false });
+  };
+  this.setInterval = function (handler, timeout = 0, ...args) {
+    if (typeof handler !== "function") {
+      handler = webIDLConversions.DOMString(handler);
+    }
+    timeout = webIDLConversions.long(timeout);
+
+    return timerInitializationSteps(handler, timeout, args, { methodContext: window, repeat: true });
+  };
+
+  this.clearTimeout = function (handle = 0) {
+    handle = webIDLConversions.long(handle);
+
+    const nodejsTimer = listOfActiveTimers.get(handle);
+    if (nodejsTimer) {
+      clearTimeout(nodejsTimer);
+      listOfActiveTimers.delete(handle);
+    }
+  };
+  this.clearInterval = function (handle = 0) {
+    handle = webIDLConversions.long(handle);
+
+    const nodejsTimer = listOfActiveTimers.get(handle);
+    if (nodejsTimer) {
+      // We use setTimeout() in timerInitializationSteps even for this.setInterval().
+      clearTimeout(nodejsTimer);
+      listOfActiveTimers.delete(handle);
+    }
+  };
+
+  function timerInitializationSteps(handler, timeout, args, { methodContext, repeat, previousHandle }) {
+    // This appears to be unspecced, but matches browser behavior for close()ed windows.
+    if (!methodContext._document) {
+      return 0;
+    }
+
+    // TODO: implement timer nesting level behavior.
+
+    const methodContextProxy = methodContext._globalProxy;
+    const handle = previousHandle !== undefined ? previousHandle : ++latestTimerId;
+
+    function task() {
+      if (!listOfActiveTimers.has(handle)) {
+        return;
+      }
+
+      try {
+        if (typeof handler === "function") {
+          handler.apply(methodContextProxy, args);
+        } else if (window._runScripts === "dangerously") {
+          vm.runInContext(handler, window, { filename: window.location.href, displayErrors: false });
+        }
+      } catch (e) {
+        reportException(window, e, window.location.href);
+      }
+
+      if (listOfActiveTimers.has(handle)) {
+        if (repeat) {
+          timerInitializationSteps(handler, timeout, args, { methodContext, repeat: true, previousHandle: handle });
+        } else {
+          listOfActiveTimers.delete(handle);
+        }
+      }
+    }
+
+    if (timeout < 0) {
+      timeout = 0;
+    }
+
+    const nodejsTimer = setTimeout(task, timeout);
+    listOfActiveTimers.set(handle, nodejsTimer);
+
+    return handle;
+  }
+
+  // https://html.spec.whatwg.org/multipage/imagebitmap-and-animations.html#animation-frames
+
+  let animationFrameCallbackId = 0;
+  const mapOfAnimationFrameCallbacks = new Map();
+  let animationFrameNodejsInterval = null;
+
+  // Unlike the spec, where an animation frame happens every 60 Hz regardless, we optimize so that if there are no
+  // requestAnimationFrame() calls outstanding, we don't fire the timer. This helps us track that.
+  let numberOfOngoingAnimationFrameCallbacks = 0;
+
+  if (this._pretendToBeVisual) {
+    this.requestAnimationFrame = function (callback) {
+      callback = webIDLConversions.Function(callback);
+
+      const handle = ++animationFrameCallbackId;
+      mapOfAnimationFrameCallbacks.set(handle, callback);
+
+      ++numberOfOngoingAnimationFrameCallbacks;
+      if (numberOfOngoingAnimationFrameCallbacks === 1) {
+        animationFrameNodejsInterval = setInterval(() => {
+          runAnimationFrameCallbacks(rawPerformance.now() - windowInitialized);
+        }, 1000 / 60);
+      }
+
+      return handle;
+    };
+
+    this.cancelAnimationFrame = function (handle) {
+      handle = webIDLConversions["unsigned long"](handle);
+
+      removeAnimationFrameCallback(handle);
+    };
+
+    function runAnimationFrameCallbacks(now) {
+      // Converting to an array is important to get a sync snapshot and thus match spec semantics.
+      const callbackHandles = [...mapOfAnimationFrameCallbacks.keys()];
+      for (const handle of callbackHandles) {
+        // This has() can be false if a callback calls cancelAnimationFrame().
+        if (mapOfAnimationFrameCallbacks.has(handle)) {
+          const callback = mapOfAnimationFrameCallbacks.get(handle);
+          removeAnimationFrameCallback(handle);
+          try {
+            callback(now);
+          } catch (e) {
+            reportException(window, e, window.location.href);
+          }
+        }
+      }
+    }
+
+    function removeAnimationFrameCallback(handle) {
+      if (mapOfAnimationFrameCallbacks.has(handle)) {
+        --numberOfOngoingAnimationFrameCallbacks;
+        if (numberOfOngoingAnimationFrameCallbacks === 0) {
+          clearInterval(animationFrameNodejsInterval);
+        }
+      }
+
+      mapOfAnimationFrameCallbacks.delete(handle);
+    }
+  }
+
+  function stopAllTimers() {
+    for (const nodejsTimer of listOfActiveTimers.values()) {
+      clearTimeout(nodejsTimer);
+    }
+    listOfActiveTimers.clear();
+
+    clearInterval(animationFrameNodejsInterval);
+  }
+
+  function Option(text, value, defaultSelected, selected) {
+    if (text === undefined) {
+      text = "";
+    }
+    text = webIDLConversions.DOMString(text);
+
+    if (value !== undefined) {
+      value = webIDLConversions.DOMString(value);
+    }
+
+    defaultSelected = webIDLConversions.boolean(defaultSelected);
+    selected = webIDLConversions.boolean(selected);
+
+    const option = window._document.createElement("option");
+    const impl = idlUtils.implForWrapper(option);
+
+    if (text !== "") {
+      impl.text = text;
+    }
+    if (value !== undefined) {
+      impl.setAttributeNS(null, "value", value);
+    }
+    if (defaultSelected) {
+      impl.setAttributeNS(null, "selected", "");
+    }
+    impl._selectedness = selected;
+
+    return option;
+  }
+  Object.defineProperty(Option, "prototype", {
+    value: this.HTMLOptionElement.prototype,
+    configurable: false,
+    enumerable: false,
+    writable: false
+  });
+  Object.defineProperty(window, "Option", {
+    value: Option,
+    configurable: true,
+    enumerable: false,
+    writable: true
+  });
+
+  function Image() {
+    const img = window._document.createElement("img");
+    const impl = idlUtils.implForWrapper(img);
+
+    if (arguments.length > 0) {
+      impl.setAttributeNS(null, "width", String(arguments[0]));
+    }
+    if (arguments.length > 1) {
+      impl.setAttributeNS(null, "height", String(arguments[1]));
+    }
+
+    return img;
+  }
+  Object.defineProperty(Image, "prototype", {
+    value: this.HTMLImageElement.prototype,
+    configurable: false,
+    enumerable: false,
+    writable: false
+  });
+  Object.defineProperty(window, "Image", {
+    value: Image,
+    configurable: true,
+    enumerable: false,
+    writable: true
+  });
+
+  function Audio(src) {
+    const audio = window._document.createElement("audio");
+    const impl = idlUtils.implForWrapper(audio);
+    impl.setAttributeNS(null, "preload", "auto");
+
+    if (src !== undefined) {
+      impl.setAttributeNS(null, "src", String(src));
+    }
+
+    return audio;
+  }
+  Object.defineProperty(Audio, "prototype", {
+    value: this.HTMLAudioElement.prototype,
+    configurable: false,
+    enumerable: false,
+    writable: false
+  });
+  Object.defineProperty(window, "Audio", {
+    value: Audio,
+    configurable: true,
+    enumerable: false,
+    writable: true
+  });
+
+  this.postMessage = postMessage(window);
+
+  this.atob = function (str) {
+    const result = atob(str);
+    if (result === null) {
+      throw DOMException.create(window, [
+        "The string to be decoded contains invalid characters.",
+        "InvalidCharacterError"
+      ]);
+    }
+    return result;
+  };
+
+  this.btoa = function (str) {
+    const result = btoa(str);
+    if (result === null) {
+      throw DOMException.create(window, [
+        "The string to be encoded contains invalid characters.",
+        "InvalidCharacterError"
+      ]);
+    }
+    return result;
+  };
+
+  this.stop = function () {
+    const manager = idlUtils.implForWrapper(this._document)._requestManager;
+    if (manager) {
+      manager.close();
+    }
+  };
+
+  this.close = function () {
+    // Recursively close child frame windows, then ourselves (depth-first).
+    for (let i = 0; i < this.length; ++i) {
+      this[i].close();
+    }
+
+    // Clear out all listeners. Any in-flight or upcoming events should not get delivered.
+    idlUtils.implForWrapper(this)._eventListeners = Object.create(null);
+
+    if (this._document) {
+      if (this._document.body) {
+        this._document.body.innerHTML = "";
+      }
+
+      if (this._document.close) {
+        // It's especially important to clear out the listeners here because document.close() causes a "load" event to
+        // fire.
+        idlUtils.implForWrapper(this._document)._eventListeners = Object.create(null);
+        this._document.close();
+      }
+      const doc = idlUtils.implForWrapper(this._document);
+      if (doc._requestManager) {
+        doc._requestManager.close();
+      }
+      delete this._document;
+    }
+
+    stopAllTimers();
+    WebSocketImpl.cleanUpWindow(this);
+  };
+
+  this.getComputedStyle = function (elt) {
+    elt = Element.convert(elt);
+    let pseudoElt = arguments[1];
+    if (pseudoElt !== undefined && pseudoElt !== null) {
+      pseudoElt = webIDLConversions.DOMString(pseudoElt);
+    }
+
+    if (pseudoElt !== undefined && pseudoElt !== null && pseudoElt !== "") {
+      // TODO: Parse pseudoElt
+
+      if (SHADOW_DOM_PSEUDO_REGEXP.test(pseudoElt)) {
+        throw new TypeError("Tried to get the computed style of a Shadow DOM pseudo-element.");
+      }
+
+      notImplemented("window.computedStyle(elt, pseudoElt)", this);
+    }
+
+    const declaration = new CSSStyleDeclaration();
+    const { forEach } = Array.prototype;
+    const { style } = elt;
+
+    forEachMatchingSheetRuleOfElement(elt, rule => {
+      forEach.call(rule.style, property => {
+        declaration.setProperty(
+          property,
+          rule.style.getPropertyValue(property),
+          rule.style.getPropertyPriority(property)
+        );
+      });
+    });
+
+    // https://drafts.csswg.org/cssom/#dom-window-getcomputedstyle
+    const declarations = Object.keys(propertiesWithResolvedValueImplemented);
+    forEach.call(declarations, property => {
+      declaration.setProperty(property, getResolvedValue(elt, property));
+    });
+
+    forEach.call(style, property => {
+      declaration.setProperty(property, style.getPropertyValue(property), style.getPropertyPriority(property));
+    });
+
+    return declaration;
+  };
+
+  this.getSelection = function () {
+    return window._document.getSelection();
+  };
+
+  // The captureEvents() and releaseEvents() methods must do nothing
+  this.captureEvents = function () {};
+
+  this.releaseEvents = function () {};
+
+  ///// PUBLIC DATA PROPERTIES (TODO: should be getters)
+
+  function wrapConsoleMethod(method) {
+    return (...args) => {
+      window._virtualConsole.emit(method, ...args);
+    };
+  }
+
+  this.console = {
+    assert: wrapConsoleMethod("assert"),
+    clear: wrapConsoleMethod("clear"),
+    count: wrapConsoleMethod("count"),
+    countReset: wrapConsoleMethod("countReset"),
+    debug: wrapConsoleMethod("debug"),
+    dir: wrapConsoleMethod("dir"),
+    dirxml: wrapConsoleMethod("dirxml"),
+    error: wrapConsoleMethod("error"),
+    group: wrapConsoleMethod("group"),
+    groupCollapsed: wrapConsoleMethod("groupCollapsed"),
+    groupEnd: wrapConsoleMethod("groupEnd"),
+    info: wrapConsoleMethod("info"),
+    log: wrapConsoleMethod("log"),
+    table: wrapConsoleMethod("table"),
+    time: wrapConsoleMethod("time"),
+    timeLog: wrapConsoleMethod("timeLog"),
+    timeEnd: wrapConsoleMethod("timeEnd"),
+    trace: wrapConsoleMethod("trace"),
+    warn: wrapConsoleMethod("warn")
+  };
+
+  function notImplementedMethod(name) {
+    return function () {
+      notImplemented(name, window);
+    };
+  }
+
+  define(this, {
+    name: "",
+    status: "",
+    devicePixelRatio: 1,
+    innerWidth: 1024,
+    innerHeight: 768,
+    outerWidth: 1024,
+    outerHeight: 768,
+    pageXOffset: 0,
+    pageYOffset: 0,
+    screenX: 0,
+    screenLeft: 0,
+    screenY: 0,
+    screenTop: 0,
+    scrollX: 0,
+    scrollY: 0,
+
+    alert: notImplementedMethod("window.alert"),
+    blur: notImplementedMethod("window.blur"),
+    confirm: notImplementedMethod("window.confirm"),
+    focus: notImplementedMethod("window.focus"),
+    moveBy: notImplementedMethod("window.moveBy"),
+    moveTo: notImplementedMethod("window.moveTo"),
+    open: notImplementedMethod("window.open"),
+    print: notImplementedMethod("window.print"),
+    prompt: notImplementedMethod("window.prompt"),
+    resizeBy: notImplementedMethod("window.resizeBy"),
+    resizeTo: notImplementedMethod("window.resizeTo"),
+    scroll: notImplementedMethod("window.scroll"),
+    scrollBy: notImplementedMethod("window.scrollBy"),
+    scrollTo: notImplementedMethod("window.scrollTo")
+  });
+
+  ///// INITIALIZATION
+
+  process.nextTick(() => {
+    if (!window.document) {
+      return; // window might've been closed already
+    }
+
+    if (window.document.readyState === "complete") {
+      fireAnEvent("load", window, undefined, {}, window.document);
+    } else {
+      window.document.addEventListener("load", () => {
+        fireAnEvent("load", window, undefined, {}, window.document);
+
+        if (!idlUtils.implForWrapper(window._document)._pageShowingFlag) {
+          idlUtils.implForWrapper(window._document)._pageShowingFlag = true;
+          fireAnEvent("pageshow", window, PageTransitionEvent, { persisted: false }, window.document);
+        }
+      });
+    }
+  });
+}
+
+function contextifyWindow(window) {
+  if (vm.isContext(window)) {
+    return;
+  }
+
+  vm.createContext(window);
+}

node_modules/jsdom/lib/jsdom/browser/default-stylesheet.js

@@ -0,0 +1,785 @@
+// Ideally, we would use
+// https://html.spec.whatwg.org/multipage/rendering.html#the-css-user-agent-style-sheet-and-presentational-hints
+// but for now, just use the version from blink. This file is copied from
+// https://chromium.googlesource.com/chromium/blink/+/96aa3a280ab7d67178c8f122a04949ce5f8579e0/Source/core/css/html.css
+// (removed a line which had octal literals inside since octal literals are not allowed in template strings)
+
+// We use a .js file because otherwise we can't browserify this. (brfs is unusable due to lack of ES2015 support)
+
+module.exports = `
+/*
+ * The default style sheet used to render HTML.
+ *
+ * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
+ * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+@namespace "http://www.w3.org/1999/xhtml";
+
+html {
+    display: block
+}
+
+:root {
+    scroll-blocks-on: start-touch wheel-event
+}
+
+/* children of the <head> element all have display:none */
+head {
+    display: none
+}
+
+meta {
+    display: none
+}
+
+title {
+    display: none
+}
+
+link {
+    display: none
+}
+
+style {
+    display: none
+}
+
+script {
+    display: none
+}
+
+/* generic block-level elements */
+
+body {
+    display: block;
+    margin: 8px
+}
+
+p {
+    display: block;
+    -webkit-margin-before: 1__qem;
+    -webkit-margin-after: 1__qem;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+}
+
+div {
+    display: block
+}
+
+layer {
+    display: block
+}
+
+article, aside, footer, header, hgroup, main, nav, section {
+    display: block
+}
+
+marquee {
+    display: inline-block;
+}
+
+address {
+    display: block
+}
+
+blockquote {
+    display: block;
+    -webkit-margin-before: 1__qem;
+    -webkit-margin-after: 1em;
+    -webkit-margin-start: 40px;
+    -webkit-margin-end: 40px;
+}
+
+figcaption {
+    display: block
+}
+
+figure {
+    display: block;
+    -webkit-margin-before: 1em;
+    -webkit-margin-after: 1em;
+    -webkit-margin-start: 40px;
+    -webkit-margin-end: 40px;
+}
+
+q {
+    display: inline
+}
+
+/* nwmatcher does not support ::before and ::after, so we can't render q
+correctly: https://html.spec.whatwg.org/multipage/rendering.html#phrasing-content-3
+TODO: add q::before and q::after selectors
+*/
+
+center {
+    display: block;
+    /* special centering to be able to emulate the html4/netscape behaviour */
+    text-align: -webkit-center
+}
+
+hr {
+    display: block;
+    -webkit-margin-before: 0.5em;
+    -webkit-margin-after: 0.5em;
+    -webkit-margin-start: auto;
+    -webkit-margin-end: auto;
+    border-style: inset;
+    border-width: 1px;
+    box-sizing: border-box
+}
+
+map {
+    display: inline
+}
+
+video {
+    object-fit: contain;
+}
+
+/* heading elements */
+
+h1 {
+    display: block;
+    font-size: 2em;
+    -webkit-margin-before: 0.67__qem;
+    -webkit-margin-after: 0.67em;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+    font-weight: bold
+}
+
+article h1,
+aside h1,
+nav h1,
+section h1 {
+    font-size: 1.5em;
+    -webkit-margin-before: 0.83__qem;
+    -webkit-margin-after: 0.83em;
+}
+
+article article h1,
+article aside h1,
+article nav h1,
+article section h1,
+aside article h1,
+aside aside h1,
+aside nav h1,
+aside section h1,
+nav article h1,
+nav aside h1,
+nav nav h1,
+nav section h1,
+section article h1,
+section aside h1,
+section nav h1,
+section section h1 {
+    font-size: 1.17em;
+    -webkit-margin-before: 1__qem;
+    -webkit-margin-after: 1em;
+}
+
+/* Remaining selectors are deleted because nwmatcher does not support
+:matches() and expanding the selectors manually would be far too verbose.
+Also see https://html.spec.whatwg.org/multipage/rendering.html#sections-and-headings
+TODO: rewrite to use :matches() when nwmatcher supports it.
+*/
+
+h2 {
+    display: block;
+    font-size: 1.5em;
+    -webkit-margin-before: 0.83__qem;
+    -webkit-margin-after: 0.83em;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+    font-weight: bold
+}
+
+h3 {
+    display: block;
+    font-size: 1.17em;
+    -webkit-margin-before: 1__qem;
+    -webkit-margin-after: 1em;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+    font-weight: bold
+}
+
+h4 {
+    display: block;
+    -webkit-margin-before: 1.33__qem;
+    -webkit-margin-after: 1.33em;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+    font-weight: bold
+}
+
+h5 {
+    display: block;
+    font-size: .83em;
+    -webkit-margin-before: 1.67__qem;
+    -webkit-margin-after: 1.67em;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+    font-weight: bold
+}
+
+h6 {
+    display: block;
+    font-size: .67em;
+    -webkit-margin-before: 2.33__qem;
+    -webkit-margin-after: 2.33em;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+    font-weight: bold
+}
+
+/* tables */
+
+table {
+    display: table;
+    border-collapse: separate;
+    border-spacing: 2px;
+    border-color: gray
+}
+
+thead {
+    display: table-header-group;
+    vertical-align: middle;
+    border-color: inherit
+}
+
+tbody {
+    display: table-row-group;
+    vertical-align: middle;
+    border-color: inherit
+}
+
+tfoot {
+    display: table-footer-group;
+    vertical-align: middle;
+    border-color: inherit
+}
+
+/* for tables without table section elements (can happen with XHTML or dynamically created tables) */
+table > tr {
+    vertical-align: middle;
+}
+
+col {
+    display: table-column
+}
+
+colgroup {
+    display: table-column-group
+}
+
+tr {
+    display: table-row;
+    vertical-align: inherit;
+    border-color: inherit
+}
+
+td, th {
+    display: table-cell;
+    vertical-align: inherit
+}
+
+th {
+    font-weight: bold
+}
+
+caption {
+    display: table-caption;
+    text-align: -webkit-center
+}
+
+/* lists */
+
+ul, menu, dir {
+    display: block;
+    list-style-type: disc;
+    -webkit-margin-before: 1__qem;
+    -webkit-margin-after: 1em;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+    -webkit-padding-start: 40px
+}
+
+ol {
+    display: block;
+    list-style-type: decimal;
+    -webkit-margin-before: 1__qem;
+    -webkit-margin-after: 1em;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+    -webkit-padding-start: 40px
+}
+
+li {
+    display: list-item;
+    text-align: -webkit-match-parent;
+}
+
+ul ul, ol ul {
+    list-style-type: circle
+}
+
+ol ol ul, ol ul ul, ul ol ul, ul ul ul {
+    list-style-type: square
+}
+
+dd {
+    display: block;
+    -webkit-margin-start: 40px
+}
+
+dl {
+    display: block;
+    -webkit-margin-before: 1__qem;
+    -webkit-margin-after: 1em;
+    -webkit-margin-start: 0;
+    -webkit-margin-end: 0;
+}
+
+dt {
+    display: block
+}
+
+ol ul, ul ol, ul ul, ol ol {
+    -webkit-margin-before: 0;
+    -webkit-margin-after: 0
+}
+
+/* form elements */
+
+form {
+    display: block;
+    margin-top: 0__qem;
+}
+
+label {
+    cursor: default;
+}
+
+legend {
+    display: block;
+    -webkit-padding-start: 2px;
+    -webkit-padding-end: 2px;
+    border: none
+}
+
+fieldset {
+    display: block;
+    -webkit-margin-start: 2px;
+    -webkit-margin-end: 2px;
+    -webkit-padding-before: 0.35em;
+    -webkit-padding-start: 0.75em;
+    -webkit-padding-end: 0.75em;
+    -webkit-padding-after: 0.625em;
+    border: 2px groove ThreeDFace;
+    min-width: -webkit-min-content;
+}
+
+button {
+    -webkit-appearance: button;
+}
+
+/* Form controls don't go vertical. */
+input, textarea, select, button, meter, progress {
+    -webkit-writing-mode: horizontal-tb !important;
+}
+
+input, textarea, select, button {
+    margin: 0__qem;
+    font: -webkit-small-control;
+    text-rendering: auto; /* FIXME: Remove when tabs work with optimizeLegibility. */
+    color: initial;
+    letter-spacing: normal;
+    word-spacing: normal;
+    line-height: normal;
+    text-transform: none;
+    text-indent: 0;
+    text-shadow: none;
+    display: inline-block;
+    text-align: start;
+}
+
+/* TODO: Add " i" to attribute matchers to support case-insensitive matching */
+input[type="hidden"] {
+    display: none
+}
+
+input {
+    -webkit-appearance: textfield;
+    padding: 1px;
+    background-color: white;
+    border: 2px inset;
+    -webkit-rtl-ordering: logical;
+    -webkit-user-select: text;
+    cursor: auto;
+}
+
+input[type="search"] {
+    -webkit-appearance: searchfield;
+    box-sizing: border-box;
+}
+
+select {
+    border-radius: 5px;
+}
+
+textarea {
+    -webkit-appearance: textarea;
+    background-color: white;
+    border: 1px solid;
+    -webkit-rtl-ordering: logical;
+    -webkit-user-select: text;
+    flex-direction: column;
+    resize: auto;
+    cursor: auto;
+    padding: 2px;
+    white-space: pre-wrap;
+    word-wrap: break-word;
+}
+
+input[type="password"] {
+    -webkit-text-security: disc !important;
+}
+
+input[type="hidden"], input[type="image"], input[type="file"] {
+    -webkit-appearance: initial;
+    padding: initial;
+    background-color: initial;
+    border: initial;
+}
+
+input[type="file"] {
+    align-items: baseline;
+    color: inherit;
+    text-align: start !important;
+}
+
+input[type="radio"], input[type="checkbox"] {
+    margin: 3px 0.5ex;
+    padding: initial;
+    background-color: initial;
+    border: initial;
+}
+
+input[type="button"], input[type="submit"], input[type="reset"] {
+    -webkit-appearance: push-button;
+    -webkit-user-select: none;
+    white-space: pre
+}
+
+input[type="button"], input[type="submit"], input[type="reset"], button {
+    align-items: flex-start;
+    text-align: center;
+    cursor: default;
+    color: ButtonText;
+    padding: 2px 6px 3px 6px;
+    border: 2px outset ButtonFace;
+    background-color: ButtonFace;
+    box-sizing: border-box
+}
+
+input[type="range"] {
+    -webkit-appearance: slider-horizontal;
+    padding: initial;
+    border: initial;
+    margin: 2px;
+    color: #909090;
+}
+
+input[type="button"]:disabled, input[type="submit"]:disabled, input[type="reset"]:disabled,
+button:disabled, select:disabled, optgroup:disabled, option:disabled,
+select[disabled]>option {
+    color: GrayText
+}
+
+input[type="button"]:active, input[type="submit"]:active, input[type="reset"]:active, button:active {
+    border-style: inset
+}
+
+input[type="button"]:active:disabled, input[type="submit"]:active:disabled, input[type="reset"]:active:disabled, button:active:disabled {
+    border-style: outset
+}
+
+datalist {
+    display: none
+}
+
+area {
+    display: inline;
+    cursor: pointer;
+}
+
+param {
+    display: none
+}
+
+input[type="checkbox"] {
+    -webkit-appearance: checkbox;
+    box-sizing: border-box;
+}
+
+input[type="radio"] {
+    -webkit-appearance: radio;
+    box-sizing: border-box;
+}
+
+input[type="color"] {
+    -webkit-appearance: square-button;
+    width: 44px;
+    height: 23px;
+    background-color: ButtonFace;
+    /* Same as native_theme_base. */
+    border: 1px #a9a9a9 solid;
+    padding: 1px 2px;
+}
+
+input[type="color"][list] {
+    -webkit-appearance: menulist;
+    width: 88px;
+    height: 23px
+}
+
+select {
+    -webkit-appearance: menulist;
+    box-sizing: border-box;
+    align-items: center;
+    border: 1px solid;
+    white-space: pre;
+    -webkit-rtl-ordering: logical;
+    color: black;
+    background-color: white;
+    cursor: default;
+}
+
+optgroup {
+    font-weight: bolder;
+    display: block;
+}
+
+option {
+    font-weight: normal;
+    display: block;
+    padding: 0 2px 1px 2px;
+    white-space: pre;
+    min-height: 1.2em;
+}
+
+output {
+    display: inline;
+}
+
+/* meter */
+
+meter {
+    -webkit-appearance: meter;
+    box-sizing: border-box;
+    display: inline-block;
+    height: 1em;
+    width: 5em;
+    vertical-align: -0.2em;
+}
+
+/* progress */
+
+progress {
+    -webkit-appearance: progress-bar;
+    box-sizing: border-box;
+    display: inline-block;
+    height: 1em;
+    width: 10em;
+    vertical-align: -0.2em;
+}
+
+/* inline elements */
+
+u, ins {
+    text-decoration: underline
+}
+
+strong, b {
+    font-weight: bold
+}
+
+i, cite, em, var, address, dfn {
+    font-style: italic
+}
+
+tt, code, kbd, samp {
+    font-family: monospace
+}
+
+pre, xmp, plaintext, listing {
+    display: block;
+    font-family: monospace;
+    white-space: pre;
+    margin: 1__qem 0
+}
+
+mark {
+    background-color: yellow;
+    color: black
+}
+
+big {
+    font-size: larger
+}
+
+small {
+    font-size: smaller
+}
+
+s, strike, del {
+    text-decoration: line-through
+}
+
+sub {
+    vertical-align: sub;
+    font-size: smaller
+}
+
+sup {
+    vertical-align: super;
+    font-size: smaller
+}
+
+nobr {
+    white-space: nowrap
+}
+
+/* states */
+
+:focus {
+    outline: auto 5px -webkit-focus-ring-color
+}
+
+/* Read-only text fields do not show a focus ring but do still receive focus */
+html:focus, body:focus, input[readonly]:focus {
+    outline: none
+}
+
+embed:focus, iframe:focus, object:focus {
+    outline: none
+}
+
+input:focus, textarea:focus, select:focus {
+    outline-offset: -2px
+}
+
+input[type="button"]:focus,
+input[type="checkbox"]:focus,
+input[type="file"]:focus,
+input[type="hidden"]:focus,
+input[type="image"]:focus,
+input[type="radio"]:focus,
+input[type="reset"]:focus,
+input[type="search"]:focus,
+input[type="submit"]:focus {
+    outline-offset: 0
+}
+
+/* HTML5 ruby elements */
+
+ruby, rt {
+    text-indent: 0; /* blocks used for ruby rendering should not trigger this */
+}
+
+rt {
+    line-height: normal;
+    -webkit-text-emphasis: none;
+}
+
+ruby > rt {
+    display: block;
+    font-size: 50%;
+    text-align: start;
+}
+
+ruby > rp {
+    display: none;
+}
+
+/* other elements */
+
+noframes {
+    display: none
+}
+
+frameset, frame {
+    display: block
+}
+
+frameset {
+    border-color: inherit
+}
+
+iframe {
+    border: 2px inset
+}
+
+details {
+    display: block
+}
+
+summary {
+    display: block
+}
+
+template {
+    display: none
+}
+
+bdi, output {
+    unicode-bidi: -webkit-isolate;
+}
+
+bdo {
+    unicode-bidi: bidi-override;
+}
+
+textarea[dir=auto] {
+    unicode-bidi: -webkit-plaintext;
+}
+
+dialog:not([open]) {
+    display: none
+}
+
+dialog {
+    position: absolute;
+    left: 0;
+    right: 0;
+    width: -webkit-fit-content;
+    height: -webkit-fit-content;
+    margin: auto;
+    border: solid;
+    padding: 1em;
+    background: white;
+    color: black
+}
+
+/* noscript is handled internally, as it depends on settings. */
+
+`;

node_modules/jsdom/lib/jsdom/browser/js-globals.json

@@ -0,0 +1,292 @@
+{
+  "Object": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Function": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Number": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "parseFloat": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "parseInt": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Infinity": {
+    "writable": false,
+    "enumerable": false,
+    "configurable": false
+  },
+  "NaN": {
+    "writable": false,
+    "enumerable": false,
+    "configurable": false
+  },
+  "undefined": {
+    "writable": false,
+    "enumerable": false,
+    "configurable": false
+  },
+  "Boolean": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "String": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Symbol": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Date": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Promise": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "RegExp": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Error": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "EvalError": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "RangeError": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "ReferenceError": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "SyntaxError": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "TypeError": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "URIError": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "globalThis": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "JSON": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Math": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Intl": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "ArrayBuffer": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Uint8Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Int8Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Uint16Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Int16Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Uint32Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Int32Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Float32Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Float64Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Uint8ClampedArray": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "BigUint64Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "BigInt64Array": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "DataView": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Map": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "BigInt": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Set": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "WeakMap": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "WeakSet": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Proxy": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Reflect": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "decodeURI": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "decodeURIComponent": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "encodeURI": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "encodeURIComponent": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "escape": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "unescape": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "eval": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "isFinite": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "isNaN": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "SharedArrayBuffer": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "Atomics": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "WebAssembly": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  }
+}

node_modules/jsdom/lib/jsdom/browser/not-implemented.js

@@ -0,0 +1,13 @@
+"use strict";
+
+module.exports = function (nameForErrorMessage, window) {
+  if (!window) {
+    // Do nothing for window-less documents.
+    return;
+  }
+
+  const error = new Error(`Not implemented: ${nameForErrorMessage}`);
+  error.type = "not implemented";
+
+  window._virtualConsole.emit("jsdomError", error);
+};

node_modules/jsdom/lib/jsdom/browser/parser/html.js

@@ -0,0 +1,222 @@
+"use strict";
+
+const parse5 = require("parse5");
+
+const { createElement } = require("../../living/helpers/create-element");
+
+const DocumentType = require("../../living/generated/DocumentType");
+const DocumentFragment = require("../../living/generated/DocumentFragment");
+const Text = require("../../living/generated/Text");
+const Comment = require("../../living/generated/Comment");
+
+const attributes = require("../../living/attributes");
+const nodeTypes = require("../../living/node-type");
+
+const serializationAdapter = require("../../living/domparsing/parse5-adapter-serialization");
+const {
+  customElementReactionsStack, invokeCEReactions, lookupCEDefinition
+} = require("../../living/helpers/custom-elements");
+
+// Horrible monkey-patch to implement https://github.com/inikulin/parse5/issues/237 and
+// https://github.com/inikulin/parse5/issues/285.
+const OpenElementStack = require("parse5/lib/parser/open-element-stack");
+
+const openElementStackOriginalPush = OpenElementStack.prototype.push;
+OpenElementStack.prototype.push = function (...args) {
+  openElementStackOriginalPush.apply(this, args);
+  this.treeAdapter._currentElement = this.current;
+
+  const after = this.items[this.stackTop];
+  if (after._pushedOnStackOfOpenElements) {
+    after._pushedOnStackOfOpenElements();
+  }
+};
+
+const openElementStackOriginalPop = OpenElementStack.prototype.pop;
+OpenElementStack.prototype.pop = function (...args) {
+  const before = this.items[this.stackTop];
+
+  openElementStackOriginalPop.apply(this, args);
+  this.treeAdapter._currentElement = this.current;
+
+  if (before._poppedOffStackOfOpenElements) {
+    before._poppedOffStackOfOpenElements();
+  }
+};
+
+class JSDOMParse5Adapter {
+  constructor(documentImpl, options = {}) {
+    this._documentImpl = documentImpl;
+    this._globalObject = documentImpl._globalObject;
+    this._fragment = options.fragment || false;
+
+    // Since the createElement hook doesn't provide the parent element, we keep track of this using _currentElement:
+    // https://github.com/inikulin/parse5/issues/285. See above horrible monkey-patch for how this is maintained.
+    this._currentElement = undefined;
+  }
+
+  _ownerDocument() {
+    const { _currentElement } = this;
+
+    // The _currentElement is undefined when parsing elements at the root of the document.
+    if (_currentElement) {
+      return _currentElement.localName === "template" ?
+        _currentElement.content._ownerDocument :
+        _currentElement._ownerDocument;
+    }
+
+    return this._documentImpl;
+  }
+
+  createDocument() {
+    // parse5's model assumes that parse(html) will call into here to create the new Document, then return it. However,
+    // jsdom's model assumes we can create a Window (and through that create an empty Document), do some other setup
+    // stuff, and then parse, stuffing nodes into that Document as we go. So to adapt between these two models, we just
+    // return the already-created Document when asked by parse5 to "create" a Document.
+    return this._documentImpl;
+  }
+
+  createDocumentFragment() {
+    const ownerDocument = this._ownerDocument();
+    return DocumentFragment.createImpl(this._globalObject, [], { ownerDocument });
+  }
+
+  // https://html.spec.whatwg.org/#create-an-element-for-the-token
+  createElement(localName, namespace, attrs) {
+    const ownerDocument = this._ownerDocument();
+
+    const isAttribute = attrs.find(attr => attr.name === "is");
+    const isValue = isAttribute ? isAttribute.value : null;
+
+    const definition = lookupCEDefinition(ownerDocument, namespace, localName);
+
+    let willExecuteScript = false;
+    if (definition !== null && !this._fragment) {
+      willExecuteScript = true;
+    }
+
+    if (willExecuteScript) {
+      ownerDocument._throwOnDynamicMarkupInsertionCounter++;
+      customElementReactionsStack.push([]);
+    }
+
+    const element = createElement(ownerDocument, localName, namespace, null, isValue, willExecuteScript);
+    this.adoptAttributes(element, attrs);
+
+    if (willExecuteScript) {
+      const queue = customElementReactionsStack.pop();
+      invokeCEReactions(queue);
+      ownerDocument._throwOnDynamicMarkupInsertionCounter--;
+    }
+
+    if ("_parserInserted" in element) {
+      element._parserInserted = true;
+    }
+
+    return element;
+  }
+
+  createCommentNode(data) {
+    const ownerDocument = this._ownerDocument();
+    return Comment.createImpl(this._globalObject, [], { data, ownerDocument });
+  }
+
+  appendChild(parentNode, newNode) {
+    parentNode._append(newNode);
+  }
+
+  insertBefore(parentNode, newNode, referenceNode) {
+    parentNode._insert(newNode, referenceNode);
+  }
+
+  setTemplateContent(templateElement, contentFragment) {
+    // This code makes the glue between jsdom and parse5 HTMLTemplateElement parsing:
+    //
+    // * jsdom during the construction of the HTMLTemplateElement (for example when create via
+    //   `document.createElement("template")`), creates a DocumentFragment and set it into _templateContents.
+    // * parse5 when parsing a <template> tag creates an HTMLTemplateElement (`createElement` adapter hook) and also
+    //   create a DocumentFragment (`createDocumentFragment` adapter hook).
+    //
+    // At this point we now have to replace the one created in jsdom with one created by parse5.
+    const { _ownerDocument, _host } = templateElement._templateContents;
+    contentFragment._ownerDocument = _ownerDocument;
+    contentFragment._host = _host;
+
+    templateElement._templateContents = contentFragment;
+  }
+
+  setDocumentType(document, name, publicId, systemId) {
+    const ownerDocument = this._ownerDocument();
+    const documentType = DocumentType.createImpl(this._globalObject, [], { name, publicId, systemId, ownerDocument });
+
+    document._append(documentType);
+  }
+
+  setDocumentMode(document, mode) {
+    // TODO: the rest of jsdom ignores this
+    document._mode = mode;
+  }
+
+  detachNode(node) {
+    node.remove();
+  }
+
+  insertText(parentNode, text) {
+    const { lastChild } = parentNode;
+    if (lastChild && lastChild.nodeType === nodeTypes.TEXT_NODE) {
+      lastChild.data += text;
+    } else {
+      const ownerDocument = this._ownerDocument();
+      const textNode = Text.createImpl(this._globalObject, [], { data: text, ownerDocument });
+      parentNode._append(textNode);
+    }
+  }
+
+  insertTextBefore(parentNode, text, referenceNode) {
+    const { previousSibling } = referenceNode;
+    if (previousSibling && previousSibling.nodeType === nodeTypes.TEXT_NODE) {
+      previousSibling.data += text;
+    } else {
+      const ownerDocument = this._ownerDocument();
+      const textNode = Text.createImpl(this._globalObject, [], { data: text, ownerDocument });
+      parentNode._append(textNode, referenceNode);
+    }
+  }
+
+  adoptAttributes(element, attrs) {
+    for (const attr of attrs) {
+      const prefix = attr.prefix === "" ? null : attr.prefix;
+      attributes.setAttributeValue(element, attr.name, attr.value, prefix, attr.namespace);
+    }
+  }
+}
+
+// Assign shared adapters with serializer.
+Object.assign(JSDOMParse5Adapter.prototype, serializationAdapter);
+
+function parseFragment(markup, contextElement) {
+  const ownerDocument = contextElement.localName === "template" ?
+    contextElement.content._ownerDocument :
+    contextElement._ownerDocument;
+
+  const config = Object.assign({}, ownerDocument._parseOptions, {
+    treeAdapter: new JSDOMParse5Adapter(ownerDocument, {
+      fragment: true
+    })
+  });
+
+  return parse5.parseFragment(contextElement, markup, config);
+}
+
+function parseIntoDocument(markup, ownerDocument) {
+  const config = Object.assign({}, ownerDocument._parseOptions, {
+    treeAdapter: new JSDOMParse5Adapter(ownerDocument)
+  });
+
+  return parse5.parse(markup, config);
+}
+
+module.exports = {
+  parseFragment,
+  parseIntoDocument
+};

node_modules/jsdom/lib/jsdom/browser/parser/index.js

@@ -0,0 +1,37 @@
+"use strict";
+
+const xmlParser = require("./xml");
+const htmlParser = require("./html");
+
+// https://w3c.github.io/DOM-Parsing/#dfn-fragment-parsing-algorithm
+function parseFragment(markup, contextElement) {
+  const { _parsingMode } = contextElement._ownerDocument;
+
+  let parseAlgorithm;
+  if (_parsingMode === "html") {
+    parseAlgorithm = htmlParser.parseFragment;
+  } else if (_parsingMode === "xml") {
+    parseAlgorithm = xmlParser.parseFragment;
+  }
+
+  // Note: HTML and XML fragment parsing algorithm already return a document fragments; no need to do steps 3 and 4
+  return parseAlgorithm(markup, contextElement);
+}
+
+function parseIntoDocument(markup, ownerDocument) {
+  const { _parsingMode } = ownerDocument;
+
+  let parseAlgorithm;
+  if (_parsingMode === "html") {
+    parseAlgorithm = htmlParser.parseIntoDocument;
+  } else if (_parsingMode === "xml") {
+    parseAlgorithm = xmlParser.parseIntoDocument;
+  }
+
+  return parseAlgorithm(markup, ownerDocument);
+}
+
+module.exports = {
+  parseFragment,
+  parseIntoDocument
+};

node_modules/jsdom/lib/jsdom/browser/parser/xml.js

@@ -0,0 +1,205 @@
+"use strict";
+
+const { SaxesParser } = require("saxes");
+const DOMException = require("domexception/webidl2js-wrapper");
+
+const { createElement } = require("../../living/helpers/create-element");
+
+const DocumentFragment = require("../../living/generated/DocumentFragment");
+const DocumentType = require("../../living/generated/DocumentType");
+const CDATASection = require("../../living/generated/CDATASection");
+const Comment = require("../../living/generated/Comment");
+const ProcessingInstruction = require("../../living/generated/ProcessingInstruction");
+const Text = require("../../living/generated/Text");
+
+const attributes = require("../../living/attributes");
+const { HTML_NS } = require("../../living/helpers/namespaces");
+
+const HTML5_DOCTYPE = /<!doctype html>/i;
+const PUBLIC_DOCTYPE = /<!doctype\s+([^\s]+)\s+public\s+"([^"]+)"\s+"([^"]+)"/i;
+const SYSTEM_DOCTYPE = /<!doctype\s+([^\s]+)\s+system\s+"([^"]+)"/i;
+const CUSTOM_NAME_DOCTYPE = /<!doctype\s+([^\s>]+)/i;
+
+function parseDocType(globalObject, ownerDocument, html) {
+  if (HTML5_DOCTYPE.test(html)) {
+    return createDocumentType(globalObject, ownerDocument, "html", "", "");
+  }
+
+  const publicPieces = PUBLIC_DOCTYPE.exec(html);
+  if (publicPieces) {
+    return createDocumentType(globalObject, ownerDocument, publicPieces[1], publicPieces[2], publicPieces[3]);
+  }
+
+  const systemPieces = SYSTEM_DOCTYPE.exec(html);
+  if (systemPieces) {
+    return createDocumentType(globalObject, ownerDocument, systemPieces[1], "", systemPieces[2]);
+  }
+
+  const namePiece = CUSTOM_NAME_DOCTYPE.exec(html)[1] || "html";
+  return createDocumentType(globalObject, ownerDocument, namePiece, "", "");
+}
+
+function createDocumentType(globalObject, ownerDocument, name, publicId, systemId) {
+  return DocumentType.createImpl(globalObject, [], { ownerDocument, name, publicId, systemId });
+}
+
+function isHTMLTemplateElement(element) {
+  return element.tagName === "template" && element.namespaceURI === HTML_NS;
+}
+
+
+function createParser(rootNode, globalObject, saxesOptions) {
+  const parser = new SaxesParser({
+    ...saxesOptions,
+    // Browsers always have namespace support.
+    xmlns: true,
+    // We force the parser to treat all documents (even documents declaring themselves to be XML 1.1 documents) as XML
+    // 1.0 documents. See https://github.com/jsdom/jsdom/issues/2677 for a discussion of the stakes.
+    defaultXMLVersion: "1.0",
+    forceXMLVersion: true
+  });
+  const openStack = [rootNode];
+
+  function getOwnerDocument() {
+    const currentElement = openStack[openStack.length - 1];
+
+    return isHTMLTemplateElement(currentElement) ?
+      currentElement._templateContents._ownerDocument :
+      currentElement._ownerDocument;
+  }
+
+  function appendChild(child) {
+    const parentElement = openStack[openStack.length - 1];
+
+    if (isHTMLTemplateElement(parentElement)) {
+      parentElement._templateContents._insert(child, null);
+    } else {
+      parentElement._insert(child, null);
+    }
+  }
+
+  parser.on("text", saxesOptions.fragment ?
+    // In a fragment, all text events produced by saxes must result in a text
+    // node.
+    data => {
+      const ownerDocument = getOwnerDocument();
+      appendChild(Text.createImpl(globalObject, [], { data, ownerDocument }));
+    } :
+    // When parsing a whole document, we must ignore those text nodes that are
+    // produced outside the root element. Saxes produces events for them,
+    // but DOM trees do not record text outside the root element.
+    data => {
+      if (openStack.length > 1) {
+        const ownerDocument = getOwnerDocument();
+        appendChild(Text.createImpl(globalObject, [], { data, ownerDocument }));
+      }
+    });
+
+  parser.on("cdata", data => {
+    const ownerDocument = getOwnerDocument();
+    appendChild(CDATASection.createImpl(globalObject, [], { data, ownerDocument }));
+  });
+
+  parser.on("opentag", tag => {
+    const { local: tagLocal, attributes: tagAttributes } = tag;
+
+    const ownerDocument = getOwnerDocument();
+    const tagNamespace = tag.uri === "" ? null : tag.uri;
+    const tagPrefix = tag.prefix === "" ? null : tag.prefix;
+    const isValue = tagAttributes.is === undefined ? null : tagAttributes.is.value;
+
+    const elem = createElement(ownerDocument, tagLocal, tagNamespace, tagPrefix, isValue, true);
+
+    // We mark a script element as "parser-inserted", which prevents it from
+    // being immediately executed.
+    if (tagLocal === "script" && tagNamespace === HTML_NS) {
+      elem._parserInserted = true;
+    }
+
+    for (const key of Object.keys(tagAttributes)) {
+      const { prefix, local, uri, value } = tagAttributes[key];
+      attributes.setAttributeValue(
+        elem, local, value, prefix === "" ? null : prefix,
+        uri === "" ? null : uri
+      );
+    }
+
+    appendChild(elem);
+    openStack.push(elem);
+  });
+
+  parser.on("closetag", () => {
+    const elem = openStack.pop();
+    // Once a script is populated, we can execute it.
+    if (elem.localName === "script" && elem.namespaceURI === HTML_NS) {
+      elem._eval();
+    }
+  });
+
+  parser.on("comment", data => {
+    const ownerDocument = getOwnerDocument();
+    appendChild(Comment.createImpl(globalObject, [], { data, ownerDocument }));
+  });
+
+  parser.on("processinginstruction", ({ target, body }) => {
+    const ownerDocument = getOwnerDocument();
+    appendChild(ProcessingInstruction.createImpl(globalObject, [], { target, data: body, ownerDocument }));
+  });
+
+  parser.on("doctype", dt => {
+    const ownerDocument = getOwnerDocument();
+    appendChild(parseDocType(globalObject, ownerDocument, `<!doctype ${dt}>`));
+
+    const entityMatcher = /<!ENTITY ([^ ]+) "([^"]+)">/g;
+    let result;
+    while ((result = entityMatcher.exec(dt))) {
+      const [, name, value] = result;
+      if (!(name in parser.ENTITIES)) {
+        parser.ENTITIES[name] = value;
+      }
+    }
+  });
+
+  parser.on("error", err => {
+    throw DOMException.create(globalObject, [err.message, "SyntaxError"]);
+  });
+
+  return parser;
+}
+
+function parseFragment(markup, contextElement) {
+  const { _globalObject, _ownerDocument } = contextElement;
+
+  const fragment = DocumentFragment.createImpl(_globalObject, [], { ownerDocument: _ownerDocument });
+
+  // Only parseFragment needs resolvePrefix per the saxes documentation:
+  // https://github.com/lddubeau/saxes#parsing-xml-fragments
+  const parser = createParser(fragment, _globalObject, {
+    fragment: true,
+    resolvePrefix(prefix) {
+      // saxes wants undefined as the return value if the prefix is not defined, not null.
+      return contextElement.lookupNamespaceURI(prefix) || undefined;
+    }
+  });
+
+  parser.write(markup).close();
+
+  return fragment;
+}
+
+function parseIntoDocument(markup, ownerDocument) {
+  const { _globalObject } = ownerDocument;
+
+  const parser = createParser(ownerDocument, _globalObject, {
+    fileName: ownerDocument.location && ownerDocument.location.href
+  });
+
+  parser.write(markup).close();
+
+  return ownerDocument;
+}
+
+module.exports = {
+  parseFragment,
+  parseIntoDocument
+};

node_modules/jsdom/lib/jsdom/browser/resources/async-resource-queue.js

@@ -0,0 +1,114 @@
+"use strict";
+
+class QueueItem {
+  constructor(onLoad, onError, dependentItem) {
+    this.onLoad = onLoad;
+    this.onError = onError;
+    this.data = null;
+    this.error = null;
+    this.dependentItem = dependentItem;
+  }
+}
+
+/**
+ * AsyncResourceQueue is the queue in charge of run the async scripts
+ * and notify when they finish.
+ */
+module.exports = class AsyncResourceQueue {
+  constructor() {
+    this.items = new Set();
+    this.dependentItems = new Set();
+  }
+
+  count() {
+    return this.items.size + this.dependentItems.size;
+  }
+
+  _notify() {
+    if (this._listener) {
+      this._listener();
+    }
+  }
+
+  _check(item) {
+    let promise;
+
+    if (item.onError && item.error) {
+      promise = item.onError(item.error);
+    } else if (item.onLoad && item.data) {
+      promise = item.onLoad(item.data);
+    }
+
+    promise
+      .then(() => {
+        this.items.delete(item);
+        this.dependentItems.delete(item);
+
+        if (this.count() === 0) {
+          this._notify();
+        }
+      });
+  }
+
+  setListener(listener) {
+    this._listener = listener;
+  }
+
+  push(request, onLoad, onError, dependentItem) {
+    const q = this;
+
+    const item = new QueueItem(onLoad, onError, dependentItem);
+
+    q.items.add(item);
+
+    return request
+      .then(data => {
+        item.data = data;
+
+        if (dependentItem && !dependentItem.finished) {
+          q.dependentItems.add(item);
+          return q.items.delete(item);
+        }
+
+        if (onLoad) {
+          return q._check(item);
+        }
+
+        q.items.delete(item);
+
+        if (q.count() === 0) {
+          q._notify();
+        }
+
+        return null;
+      })
+      .catch(err => {
+        item.error = err;
+
+        if (dependentItem && !dependentItem.finished) {
+          q.dependentItems.add(item);
+          return q.items.delete(item);
+        }
+
+        if (onError) {
+          return q._check(item);
+        }
+
+        q.items.delete(item);
+
+        if (q.count() === 0) {
+          q._notify();
+        }
+
+        return null;
+      });
+  }
+
+  notifyItem(syncItem) {
+    for (const item of this.dependentItems) {
+      if (item.dependentItem === syncItem) {
+        this._check(item);
+      }
+    }
+  }
+};

node_modules/jsdom/lib/jsdom/browser/resources/no-op-resource-loader.js

@@ -0,0 +1,8 @@
+"use strict";
+const ResourceLoader = require("./resource-loader.js");
+
+module.exports = class NoOpResourceLoader extends ResourceLoader {
+  fetch() {
+    return null;
+  }
+};

node_modules/jsdom/lib/jsdom/browser/resources/per-document-resource-loader.js

@@ -0,0 +1,95 @@
+"use strict";
+const idlUtils = require("../../living/generated/utils");
+const { fireAnEvent } = require("../../living/helpers/events");
+
+module.exports = class PerDocumentResourceLoader {
+  constructor(document) {
+    this._document = document;
+    this._defaultEncoding = document._encoding;
+    this._resourceLoader = document._defaultView ? document._defaultView._resourceLoader : null;
+    this._requestManager = document._requestManager;
+    this._queue = document._queue;
+    this._deferQueue = document._deferQueue;
+    this._asyncQueue = document._asyncQueue;
+  }
+
+  fetch(url, { element, onLoad, onError }) {
+    const request = this._resourceLoader.fetch(url, {
+      cookieJar: this._document._cookieJar,
+      element: idlUtils.wrapperForImpl(element),
+      referrer: this._document.URL
+    });
+
+    if (request === null) {
+      return null;
+    }
+
+    this._requestManager.add(request);
+
+    const onErrorWrapped = error => {
+      this._requestManager.remove(request);
+
+      if (onError) {
+        onError(error);
+      }
+
+      fireAnEvent("error", element);
+
+      const err = new Error(`Could not load ${element.localName}: "${url}"`);
+      err.type = "resource loading";
+      err.detail = error;
+
+      this._document._defaultView._virtualConsole.emit("jsdomError", err);
+
+      return Promise.resolve();
+    };
+
+    const onLoadWrapped = data => {
+      this._requestManager.remove(request);
+
+      this._addCookies(url, request.response ? request.response.headers : {});
+
+      try {
+        const result = onLoad ? onLoad(data) : undefined;
+
+        return Promise.resolve(result)
+          .then(() => {
+            fireAnEvent("load", element);
+
+            return Promise.resolve();
+          })
+          .catch(err => {
+            return onErrorWrapped(err);
+          });
+      } catch (err) {
+        return onErrorWrapped(err);
+      }
+    };
+
+    if (element.localName === "script" && element.hasAttributeNS(null, "async")) {
+      this._asyncQueue.push(request, onLoadWrapped, onErrorWrapped, this._queue.getLastScript());
+    } else if (element.localName === "script" && element.hasAttributeNS(null, "defer")) {
+      this._deferQueue.push(request, onLoadWrapped, onErrorWrapped, false, element);
+    } else {
+      this._queue.push(request, onLoadWrapped, onErrorWrapped, false, element);
+    }
+
+    return request;
+  }
+
+  _addCookies(url, headers) {
+    let cookies = headers["set-cookie"];
+
+    if (!cookies) {
+      return;
+    }
+
+    if (!Array.isArray(cookies)) {
+      cookies = [cookies];
+    }
+
+    cookies.forEach(cookie => {
+      this._document._cookieJar.setCookieSync(cookie, url, { http: true, ignoreError: true });
+    });
+  }
+};

node_modules/jsdom/lib/jsdom/browser/resources/request-manager.js

@@ -0,0 +1,33 @@
+"use strict";
+
+/**
+ * Manage all the request and it is able to abort
+ * all pending request.
+ */
+module.exports = class RequestManager {
+  constructor() {
+    this.openedRequests = [];
+  }
+
+  add(req) {
+    this.openedRequests.push(req);
+  }
+
+  remove(req) {
+    const idx = this.openedRequests.indexOf(req);
+    if (idx !== -1) {
+      this.openedRequests.splice(idx, 1);
+    }
+  }
+
+  close() {
+    for (const openedRequest of this.openedRequests) {
+      openedRequest.abort();
+    }
+    this.openedRequests = [];
+  }
+
+  size() {
+    return this.openedRequests.length;
+  }
+};

node_modules/jsdom/lib/jsdom/browser/resources/resource-loader.js

@@ -0,0 +1,127 @@
+"use strict";
+const fs = require("fs");
+const { parseURL } = require("whatwg-url");
+const dataURLFromRecord = require("data-urls").fromURLRecord;
+const request = require("request-promise-native");
+const wrapCookieJarForRequest = require("../../living/helpers/wrap-cookie-jar-for-request");
+const packageVersion = require("../../../../package.json").version;
+const IS_BROWSER = Object.prototype.toString.call(process) !== "[object process]";
+
+module.exports = class ResourceLoader {
+  constructor({
+    strictSSL = true,
+    proxy = undefined,
+    userAgent = `Mozilla/5.0 (${process.platform || "unknown OS"}) AppleWebKit/537.36 ` +
+                `(KHTML, like Gecko) jsdom/${packageVersion}`
+  } = {}) {
+    this._strictSSL = strictSSL;
+    this._proxy = proxy;
+    this._userAgent = userAgent;
+  }
+
+  _readDataURL(urlRecord) {
+    const dataURL = dataURLFromRecord(urlRecord);
+    let timeoutId;
+    const promise = new Promise(resolve => {
+      timeoutId = setTimeout(resolve, 0, dataURL.body);
+    });
+    promise.abort = () => {
+      if (timeoutId !== undefined) {
+        clearTimeout(timeoutId);
+      }
+    };
+    return promise;
+  }
+
+  _readFile(filePath) {
+    let readableStream;
+    let abort; // Native Promises doesn't have an "abort" method.
+
+    /*
+     * Creating a promise for two reason:
+     *   1. fetch always return a promise.
+     *   2. We need to add an abort handler.
+    */
+    const promise = new Promise((resolve, reject) => {
+      readableStream = fs.createReadStream(filePath);
+      let data = Buffer.alloc(0);
+
+      abort = reject;
+
+      readableStream.on("error", reject);
+
+      readableStream.on("data", chunk => {
+        data = Buffer.concat([data, chunk]);
+      });
+
+      readableStream.on("end", () => {
+        resolve(data);
+      });
+    });
+
+    promise.abort = () => {
+      readableStream.destroy();
+      const error = new Error("request canceled by user");
+      error.isAbortError = true;
+      abort(error);
+    };
+
+    return promise;
+  }
+
+  _getRequestOptions({ cookieJar, referrer, accept = "*/*" }) {
+    const requestOptions = {
+      encoding: null,
+      gzip: true,
+      jar: wrapCookieJarForRequest(cookieJar),
+      strictSSL: this._strictSSL,
+      proxy: this._proxy,
+      forever: true,
+      headers: {
+        "User-Agent": this._userAgent,
+        "Accept-Language": "en",
+        Accept: accept
+      }
+    };
+
+    if (referrer && !IS_BROWSER) {
+      requestOptions.headers.referer = referrer;
+    }
+
+    return requestOptions;
+  }
+
+  fetch(urlString, options = {}) {
+    const url = parseURL(urlString);
+
+    if (!url) {
+      return Promise.reject(new Error(`Tried to fetch invalid URL ${urlString}`));
+    }
+
+    switch (url.scheme) {
+      case "data": {
+        return this._readDataURL(url);
+      }
+
+      case "http":
+      case "https": {
+        const requestOptions = this._getRequestOptions(options);
+        return request(urlString, requestOptions);
+      }
+
+      case "file": {
+        // TODO: Improve the URL => file algorithm. See https://github.com/jsdom/jsdom/pull/2279#discussion_r199977987
+        const filePath = urlString
+          .replace(/^file:\/\//, "")
+          .replace(/^\/([a-z]):\//i, "$1:/")
+          .replace(/%20/g, " ");
+
+        return this._readFile(filePath);
+      }
+
+      default: {
+        return Promise.reject(new Error(`Tried to fetch URL ${urlString} with invalid scheme ${url.scheme}`));
+      }
+    }
+  }
+};

node_modules/jsdom/lib/jsdom/browser/resources/resource-queue.js

@@ -0,0 +1,142 @@
+"use strict";
+
+/**
+ * Queue for all the resources to be download except async scripts.
+ * Async scripts have their own queue AsyncResourceQueue.
+ */
+module.exports = class ResourceQueue {
+  constructor({ paused, asyncQueue } = {}) {
+    this.paused = Boolean(paused);
+    this._asyncQueue = asyncQueue;
+  }
+
+  getLastScript() {
+    let head = this.tail;
+
+    while (head) {
+      if (head.isScript) {
+        return head;
+      }
+      head = head.prev;
+    }
+
+    return null;
+  }
+
+  _moreScripts() {
+    let found = false;
+
+    let head = this.tail;
+    while (head && !found) {
+      found = head.isScript;
+      head = head.prev;
+    }
+
+    return found;
+  }
+
+  _notify() {
+    if (this._listener) {
+      this._listener();
+    }
+  }
+
+  setListener(listener) {
+    this._listener = listener;
+  }
+
+  push(request, onLoad, onError, keepLast, element) {
+    const isScript = element ? element.localName === "script" : false;
+
+    if (!request) {
+      if (isScript && !this._moreScripts()) {
+        return onLoad();
+      }
+
+      request = new Promise(resolve => resolve());
+    }
+    const q = this;
+    const item = {
+      isScript,
+      err: null,
+      element,
+      fired: false,
+      data: null,
+      keepLast,
+      prev: q.tail,
+      check() {
+        if (!q.paused && !this.prev && this.fired) {
+          let promise;
+
+          if (this.err && onError) {
+            promise = onError(this.err);
+          }
+
+          if (!this.err && onLoad) {
+            promise = onLoad(this.data);
+          }
+
+          Promise.resolve(promise)
+            .then(() => {
+              if (this.next) {
+                this.next.prev = null;
+                this.next.check();
+              } else { // q.tail===this
+                q.tail = null;
+                q._notify();
+              }
+
+              this.finished = true;
+
+              if (q._asyncQueue) {
+                q._asyncQueue.notifyItem(this);
+              }
+            });
+        }
+      }
+    };
+    if (q.tail) {
+      if (q.tail.keepLast) {
+        // if the tail is the load event in document and we receive a new element to load
+        // we should add this new request before the load event.
+        if (q.tail.prev) {
+          q.tail.prev.next = item;
+        }
+        item.prev = q.tail.prev;
+        q.tail.prev = item;
+        item.next = q.tail;
+      } else {
+        q.tail.next = item;
+        q.tail = item;
+      }
+    } else {
+      q.tail = item;
+    }
+    return request
+      .then(data => {
+        item.fired = 1;
+        item.data = data;
+        item.check();
+      })
+      .catch(err => {
+        item.fired = true;
+        item.err = err;
+        item.check();
+      });
+  }
+
+  resume() {
+    if (!this.paused) {
+      return;
+    }
+    this.paused = false;
+
+    let head = this.tail;
+    while (head && head.prev) {
+      head = head.prev;
+    }
+    if (head) {
+      head.check();
+    }
+  }
+};

node_modules/jsdom/lib/jsdom/level2/style.js

@@ -0,0 +1,57 @@
+"use strict";
+const cssom = require("cssom");
+const cssstyle = require("cssstyle");
+
+exports.addToCore = core => {
+  // What works now:
+  // - Accessing the rules defined in individual stylesheets
+  // - Modifications to style content attribute are reflected in style property
+  // - Modifications to style property are reflected in style content attribute
+  // TODO
+  // - Modifications to style element's textContent are reflected in sheet property.
+  // - Modifications to style element's sheet property are reflected in textContent.
+  // - Modifications to link.href property are reflected in sheet property.
+  // - Less-used features of link: disabled
+  // - Less-used features of style: disabled, scoped, title
+  // - CSSOM-View
+  //   - getComputedStyle(): requires default stylesheet, cascading, inheritance,
+  //     filtering by @media (screen? print?), layout for widths/heights
+  // - Load events are not in the specs, but apparently some browsers
+  //   implement something. Should onload only fire after all @imports have been
+  //   loaded, or only the primary sheet?
+
+  core.StyleSheet = cssom.StyleSheet;
+  core.MediaList = cssom.MediaList;
+  core.CSSStyleSheet = cssom.CSSStyleSheet;
+  core.CSSRule = cssom.CSSRule;
+  core.CSSStyleRule = cssom.CSSStyleRule;
+  core.CSSMediaRule = cssom.CSSMediaRule;
+  core.CSSImportRule = cssom.CSSImportRule;
+  core.CSSStyleDeclaration = cssstyle.CSSStyleDeclaration;
+
+  // Relavant specs
+  // http://www.w3.org/TR/DOM-Level-2-Style (2000)
+  // http://www.w3.org/TR/cssom-view/ (2008)
+  // http://dev.w3.org/csswg/cssom/ (2010) Meant to replace DOM Level 2 Style
+  // http://www.whatwg.org/specs/web-apps/current-work/multipage/ HTML5, of course
+  // http://dev.w3.org/csswg/css-style-attr/  not sure what's new here
+
+  // Objects that aren't in cssom library but should be:
+  //   CSSRuleList  (cssom just uses array)
+  //   CSSFontFaceRule
+  //   CSSPageRule
+
+  // These rules don't really make sense to implement, so CSSOM draft makes them
+  // obsolete.
+  //   CSSCharsetRule
+  //   CSSUnknownRule
+
+  // These objects are considered obsolete by CSSOM draft, although modern
+  // browsers implement them.
+  //   CSSValue
+  //   CSSPrimitiveValue
+  //   CSSValueList
+  //   RGBColor
+  //   Rect
+  //   Counter
+};

node_modules/jsdom/lib/jsdom/living/aborting/AbortController-impl.js

@@ -0,0 +1,17 @@
+"use strict";
+
+const AbortSignal = require("../generated/AbortSignal");
+
+class AbortControllerImpl {
+  constructor(globalObject) {
+    this.signal = AbortSignal.createImpl(globalObject, []);
+  }
+
+  abort() {
+    this.signal._signalAbort();
+  }
+}
+
+module.exports = {
+  implementation: AbortControllerImpl
+};

node_modules/jsdom/lib/jsdom/living/aborting/AbortSignal-impl.js

@@ -0,0 +1,48 @@
+"use strict";
+
+const { setupForSimpleEventAccessors } = require("../helpers/create-event-accessor");
+const { fireAnEvent } = require("../helpers/events");
+const EventTargetImpl = require("../events/EventTarget-impl").implementation;
+
+class AbortSignalImpl extends EventTargetImpl {
+  constructor(globalObject, args, privateData) {
+    super(globalObject, args, privateData);
+
+    // make event firing possible
+    this._ownerDocument = globalObject.document;
+
+    this.aborted = false;
+    this.abortAlgorithms = new Set();
+  }
+
+  _signalAbort() {
+    if (this.aborted) {
+      return;
+    }
+    this.aborted = true;
+
+    for (const algorithm of this.abortAlgorithms) {
+      algorithm();
+    }
+    this.abortAlgorithms.clear();
+
+    fireAnEvent("abort", this);
+  }
+
+  _addAlgorithm(algorithm) {
+    if (this.aborted) {
+      return;
+    }
+    this.abortAlgorithms.add(algorithm);
+  }
+
+  _removeAlgorithm(algorithm) {
+    this.abortAlgorithms.delete(algorithm);
+  }
+}
+
+setupForSimpleEventAccessors(AbortSignalImpl.prototype, ["abort"]);
+
+module.exports = {
+  implementation: AbortSignalImpl
+};

node_modules/jsdom/lib/jsdom/living/attributes.js

@@ -0,0 +1,312 @@
+"use strict";
+const DOMException = require("domexception/webidl2js-wrapper");
+
+const { HTML_NS } = require("./helpers/namespaces");
+const { asciiLowercase } = require("./helpers/strings");
+const { queueAttributeMutationRecord } = require("./helpers/mutation-observers");
+const { enqueueCECallbackReaction } = require("./helpers/custom-elements");
+
+// The following three are for https://dom.spec.whatwg.org/#concept-element-attribute-has. We don't just have a
+// predicate tester since removing that kind of flexibility gives us the potential for better future optimizations.
+
+/* eslint-disable no-restricted-properties */
+
+exports.hasAttribute = function (element, A) {
+  return element._attributeList.includes(A);
+};
+
+exports.hasAttributeByName = function (element, name) {
+  return element._attributesByNameMap.has(name);
+};
+
+exports.hasAttributeByNameNS = function (element, namespace, localName) {
+  return element._attributeList.some(attribute => {
+    return attribute._localName === localName && attribute._namespace === namespace;
+  });
+};
+
+// https://dom.spec.whatwg.org/#concept-element-attributes-change
+exports.changeAttribute = (element, attribute, value) => {
+  const { _localName, _namespace, _value } = attribute;
+
+  queueAttributeMutationRecord(element, _localName, _namespace, _value);
+
+  if (element._ceState === "custom") {
+    enqueueCECallbackReaction(element, "attributeChangedCallback", [
+      _localName,
+      _value,
+      value,
+      _namespace
+    ]);
+  }
+
+  attribute._value = value;
+
+  // Run jsdom hooks; roughly correspond to spec's "An attribute is set and an attribute is changed."
+  element._attrModified(attribute._qualifiedName, value, _value);
+};
+
+// https://dom.spec.whatwg.org/#concept-element-attributes-append
+exports.appendAttribute = function (element, attribute) {
+  const { _localName, _namespace, _value } = attribute;
+  queueAttributeMutationRecord(element, _localName, _namespace, null);
+
+  if (element._ceState === "custom") {
+    enqueueCECallbackReaction(element, "attributeChangedCallback", [
+      _localName,
+      null,
+      _value,
+      _namespace
+    ]);
+  }
+
+  const attributeList = element._attributeList;
+
+  attributeList.push(attribute);
+  attribute._element = element;
+
+  // Sync name cache
+  const name = attribute._qualifiedName;
+  const cache = element._attributesByNameMap;
+  let entry = cache.get(name);
+  if (!entry) {
+    entry = [];
+    cache.set(name, entry);
+  }
+  entry.push(attribute);
+
+  // Run jsdom hooks; roughly correspond to spec's "An attribute is set and an attribute is added."
+  element._attrModified(name, _value, null);
+};
+
+exports.removeAttribute = function (element, attribute) {
+  // https://dom.spec.whatwg.org/#concept-element-attributes-remove
+
+  const { _localName, _namespace, _value } = attribute;
+
+  queueAttributeMutationRecord(element, _localName, _namespace, _value);
+
+  if (element._ceState === "custom") {
+    enqueueCECallbackReaction(element, "attributeChangedCallback", [
+      _localName,
+      _value,
+      null,
+      _namespace
+    ]);
+  }
+
+  const attributeList = element._attributeList;
+
+  for (let i = 0; i < attributeList.length; ++i) {
+    if (attributeList[i] === attribute) {
+      attributeList.splice(i, 1);
+      attribute._element = null;
+
+      // Sync name cache
+      const name = attribute._qualifiedName;
+      const cache = element._attributesByNameMap;
+      const entry = cache.get(name);
+      entry.splice(entry.indexOf(attribute), 1);
+      if (entry.length === 0) {
+        cache.delete(name);
+      }
+
+      // Run jsdom hooks; roughly correspond to spec's "An attribute is removed."
+      element._attrModified(name, null, attribute._value);
+
+      return;
+    }
+  }
+};
+
+exports.replaceAttribute = function (element, oldAttr, newAttr) {
+  // https://dom.spec.whatwg.org/#concept-element-attributes-replace
+
+  const { _localName, _namespace, _value } = oldAttr;
+
+  queueAttributeMutationRecord(element, _localName, _namespace, _value);
+
+  if (element._ceState === "custom") {
+    enqueueCECallbackReaction(element, "attributeChangedCallback", [
+      _localName,
+      _value,
+      newAttr._value,
+      _namespace
+    ]);
+  }
+
+  const attributeList = element._attributeList;
+
+  for (let i = 0; i < attributeList.length; ++i) {
+    if (attributeList[i] === oldAttr) {
+      attributeList.splice(i, 1, newAttr);
+      oldAttr._element = null;
+      newAttr._element = element;
+
+      // Sync name cache
+      const name = newAttr._qualifiedName;
+      const cache = element._attributesByNameMap;
+      let entry = cache.get(name);
+      if (!entry) {
+        entry = [];
+        cache.set(name, entry);
+      }
+      entry.splice(entry.indexOf(oldAttr), 1, newAttr);
+
+      // Run jsdom hooks; roughly correspond to spec's "An attribute is set and an attribute is changed."
+      element._attrModified(name, newAttr._value, oldAttr._value);
+
+      return;
+    }
+  }
+};
+
+exports.getAttributeByName = function (element, name) {
+  // https://dom.spec.whatwg.org/#concept-element-attributes-get-by-name
+
+  if (element._namespaceURI === HTML_NS &&
+      element._ownerDocument._parsingMode === "html") {
+    name = asciiLowercase(name);
+  }
+
+  const cache = element._attributesByNameMap;
+  const entry = cache.get(name);
+  if (!entry) {
+    return null;
+  }
+
+  return entry[0];
+};
+
+exports.getAttributeByNameNS = function (element, namespace, localName) {
+  // https://dom.spec.whatwg.org/#concept-element-attributes-get-by-namespace
+
+  if (namespace === "") {
+    namespace = null;
+  }
+
+  const attributeList = element._attributeList;
+  for (let i = 0; i < attributeList.length; ++i) {
+    const attr = attributeList[i];
+    if (attr._namespace === namespace && attr._localName === localName) {
+      return attr;
+    }
+  }
+
+  return null;
+};
+
+// Both of the following functions implement https://dom.spec.whatwg.org/#concept-element-attributes-get-value.
+// Separated them into two to keep symmetry with other functions.
+exports.getAttributeValue = function (element, localName) {
+  const attr = exports.getAttributeByNameNS(element, null, localName);
+
+  if (!attr) {
+    return "";
+  }
+
+  return attr._value;
+};
+
+exports.getAttributeValueNS = function (element, namespace, localName) {
+  const attr = exports.getAttributeByNameNS(element, namespace, localName);
+
+  if (!attr) {
+    return "";
+  }
+
+  return attr._value;
+};
+
+exports.setAttribute = function (element, attr) {
+  // https://dom.spec.whatwg.org/#concept-element-attributes-set
+
+  if (attr._element !== null && attr._element !== element) {
+    throw DOMException.create(element._globalObject, ["The attribute is in use.", "InUseAttributeError"]);
+  }
+
+  const oldAttr = exports.getAttributeByNameNS(element, attr._namespace, attr._localName);
+  if (oldAttr === attr) {
+    return attr;
+  }
+
+  if (oldAttr !== null) {
+    exports.replaceAttribute(element, oldAttr, attr);
+  } else {
+    exports.appendAttribute(element, attr);
+  }
+
+  return oldAttr;
+};
+
+exports.setAttributeValue = function (element, localName, value, prefix, namespace) {
+  // https://dom.spec.whatwg.org/#concept-element-attributes-set-value
+
+  if (prefix === undefined) {
+    prefix = null;
+  }
+  if (namespace === undefined) {
+    namespace = null;
+  }
+
+  const attribute = exports.getAttributeByNameNS(element, namespace, localName);
+  if (attribute === null) {
+    const newAttribute = element._ownerDocument._createAttribute({
+      namespace,
+      namespacePrefix: prefix,
+      localName,
+      value
+    });
+    exports.appendAttribute(element, newAttribute);
+
+    return;
+  }
+
+  exports.changeAttribute(element, attribute, value);
+};
+
+// https://dom.spec.whatwg.org/#set-an-existing-attribute-value
+exports.setAnExistingAttributeValue = (attribute, value) => {
+  const element = attribute._element;
+  if (element === null) {
+    attribute._value = value;
+  } else {
+    exports.changeAttribute(element, attribute, value);
+  }
+};
+
+exports.removeAttributeByName = function (element, name) {
+  // https://dom.spec.whatwg.org/#concept-element-attributes-remove-by-name
+
+  const attr = exports.getAttributeByName(element, name);
+
+  if (attr !== null) {
+    exports.removeAttribute(element, attr);
+  }
+
+  return attr;
+};
+
+exports.removeAttributeByNameNS = function (element, namespace, localName) {
+  // https://dom.spec.whatwg.org/#concept-element-attributes-remove-by-namespace
+
+  const attr = exports.getAttributeByNameNS(element, namespace, localName);
+
+  if (attr !== null) {
+    exports.removeAttribute(element, attr);
+  }
+
+  return attr;
+};
+
+exports.attributeNames = function (element) {
+  // Needed by https://dom.spec.whatwg.org/#dom-element-getattributenames
+
+  return element._attributeList.map(a => a._qualifiedName);
+};
+
+exports.hasAttributes = function (element) {
+  // Needed by https://dom.spec.whatwg.org/#dom-element-hasattributes
+
+  return element._attributeList.length > 0;
+};

node_modules/jsdom/lib/jsdom/living/attributes/Attr-impl.js

@@ -0,0 +1,60 @@
+"use strict";
+
+const { setAnExistingAttributeValue } = require("../attributes.js");
+const NodeImpl = require("../nodes/Node-impl.js").implementation;
+const { ATTRIBUTE_NODE } = require("../node-type.js");
+
+exports.implementation = class AttrImpl extends NodeImpl {
+  constructor(globalObject, args, privateData) {
+    super(globalObject, args, privateData);
+
+    this._namespace = privateData.namespace !== undefined ? privateData.namespace : null;
+    this._namespacePrefix = privateData.namespacePrefix !== undefined ? privateData.namespacePrefix : null;
+    this._localName = privateData.localName;
+    this._value = privateData.value !== undefined ? privateData.value : "";
+    this._element = privateData.element !== undefined ? privateData.element : null;
+
+    this.nodeType = ATTRIBUTE_NODE;
+    this.specified = true;
+  }
+
+  get namespaceURI() {
+    return this._namespace;
+  }
+
+  get prefix() {
+    return this._namespacePrefix;
+  }
+
+  get localName() {
+    return this._localName;
+  }
+
+  get name() {
+    return this._qualifiedName;
+  }
+
+  get nodeName() {
+    return this._qualifiedName;
+  }
+
+  get value() {
+    return this._value;
+  }
+  set value(value) {
+    setAnExistingAttributeValue(this, value);
+  }
+
+  get ownerElement() {
+    return this._element;
+  }
+
+  get _qualifiedName() {
+    // https://dom.spec.whatwg.org/#concept-attribute-qualified-name
+    if (this._namespacePrefix === null) {
+      return this._localName;
+    }
+
+    return this._namespacePrefix + ":" + this._localName;
+  }
+};

node_modules/jsdom/lib/jsdom/living/attributes/NamedNodeMap-impl.js

@@ -0,0 +1,78 @@
+"use strict";
+
+const DOMException = require("domexception/webidl2js-wrapper");
+const idlUtils = require("../generated/utils.js");
+const attributes = require("../attributes.js");
+const { HTML_NS } = require("../helpers/namespaces");
+
+exports.implementation = class NamedNodeMapImpl {
+  constructor(globalObject, args, privateData) {
+    this._element = privateData.element;
+
+    this._globalObject = globalObject;
+  }
+  get _attributeList() {
+    return this._element._attributeList;
+  }
+
+  get [idlUtils.supportedPropertyIndices]() {
+    return this._attributeList.keys();
+  }
+  get length() {
+    return this._attributeList.length;
+  }
+  item(index) {
+    if (index >= this._attributeList.length) {
+      return null;
+    }
+    return this._attributeList[index];
+  }
+
+  get [idlUtils.supportedPropertyNames]() {
+    const names = new Set(this._attributeList.map(a => a._qualifiedName));
+    const el = this._element;
+    if (el._namespaceURI === HTML_NS && el._ownerDocument._parsingMode === "html") {
+      for (const name of names) {
+        const lowercaseName = name.toLowerCase();
+        if (lowercaseName !== name) {
+          names.delete(name);
+        }
+      }
+    }
+    return names;
+  }
+  getNamedItem(qualifiedName) {
+    return attributes.getAttributeByName(this._element, qualifiedName);
+  }
+  getNamedItemNS(namespace, localName) {
+    return attributes.getAttributeByNameNS(this._element, namespace, localName);
+  }
+  setNamedItem(attr) {
+    // eslint-disable-next-line no-restricted-properties
+    return attributes.setAttribute(this._element, attr);
+  }
+  setNamedItemNS(attr) {
+    // eslint-disable-next-line no-restricted-properties
+    return attributes.setAttribute(this._element, attr);
+  }
+  removeNamedItem(qualifiedName) {
+    const attr = attributes.removeAttributeByName(this._element, qualifiedName);
+    if (attr === null) {
+      throw DOMException.create(this._globalObject, [
+        "Tried to remove an attribute that was not present",
+        "NotFoundError"
+      ]);
+    }
+    return attr;
+  }
+  removeNamedItemNS(namespace, localName) {
+    const attr = attributes.removeAttributeByNameNS(this._element, namespace, localName);
+    if (attr === null) {
+      throw DOMException.create(this._globalObject, [
+        "Tried to remove an attribute that was not present",
+        "NotFoundError"
+      ]);
+    }
+    return attr;
+  }
+};

node_modules/jsdom/lib/jsdom/living/constraint-validation/DefaultConstraintValidation-impl.js

@@ -0,0 +1,75 @@
+"use strict";
+
+const ValidityState = require("../generated/ValidityState");
+const { isDisabled } = require("../helpers/form-controls");
+const { closest } = require("../helpers/traversal");
+const { fireAnEvent } = require("../helpers/events");
+
+exports.implementation = class DefaultConstraintValidationImpl {
+  // https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#dom-cva-willvalidate
+  get willValidate() {
+    return this._isCandidateForConstraintValidation();
+  }
+
+  get validity() {
+    if (!this._validity) {
+      this._validity = ValidityState.createImpl(this._globalObject, [], {
+        element: this
+      });
+    }
+    return this._validity;
+  }
+
+  // https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#dom-cva-checkvalidity
+  checkValidity() {
+    if (!this._isCandidateForConstraintValidation()) {
+      return true;
+    }
+    if (this._satisfiesConstraints()) {
+      return true;
+    }
+    fireAnEvent("invalid", this, undefined, { cancelable: true });
+    return false;
+  }
+
+  // https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#dom-cva-setcustomvalidity
+  setCustomValidity(message) {
+    this._customValidityErrorMessage = message;
+  }
+
+  // https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#dom-cva-reportvalidity
+  // Since jsdom has no user interaction, it's the same as #checkValidity
+  reportValidity() {
+    return this.checkValidity();
+  }
+
+  // https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#dom-cva-validationmessage
+  get validationMessage() {
+    const { validity } = this;
+    if (!this._isCandidateForConstraintValidation() || this._satisfiesConstraints()) {
+      return "";
+    }
+    const isSufferingFromCustomError = validity.customError;
+    if (isSufferingFromCustomError) {
+      return this._customValidityErrorMessage;
+    }
+    return "Constraints not satisfied";
+  }
+
+  _isCandidateForConstraintValidation() {
+    // https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#attr-fe-disabled
+    return !isDisabled(this) &&
+      // If an element has a datalist element ancestor,
+      // it is barred from constraint validation.
+      closest(this, "datalist") === null &&
+      !this._barredFromConstraintValidationSpecialization();
+  }
+
+  _isBarredFromConstraintValidation() {
+    return !this._isCandidateForConstraintValidation();
+  }
+
+  _satisfiesConstraints() {
+    return this.validity.valid;
+  }
+};

node_modules/jsdom/lib/jsdom/living/constraint-validation/ValidityState-impl.js

@@ -0,0 +1,66 @@
+"use strict";
+
+exports.implementation = class ValidityStateImpl {
+  constructor(globalObject, args, privateData) {
+    const { element, state = {} } = privateData;
+
+    this._element = element;
+    this._state = state;
+  }
+
+  get badInput() {
+    return this._failsConstraint("badInput");
+  }
+
+  // https://html.spec.whatwg.org/multipage/form-control-infrastructure.html#suffering-from-a-custom-error
+  get customError() {
+    return this._element._customValidityErrorMessage !== "";
+  }
+
+  get patternMismatch() {
+    return this._failsConstraint("patternMismatch");
+  }
+
+  get rangeOverflow() {
+    return this._failsConstraint("rangeOverflow");
+  }
+
+  get rangeUnderflow() {
+    return this._failsConstraint("rangeUnderflow");
+  }
+
+  get stepMismatch() {
+    return this._failsConstraint("stepMismatch");
+  }
+
+  get tooLong() {
+    return this._failsConstraint("tooLong");
+  }
+
+  get tooShort() {
+    return this._failsConstraint("tooShort");
+  }
+
+  get typeMismatch() {
+    return this._failsConstraint("typeMismatch");
+  }
+
+  get valueMissing() {
+    return this._failsConstraint("valueMissing");
+  }
+
+  _failsConstraint(method) {
+    const validationMethod = this._state[method];
+    if (validationMethod) {
+      return validationMethod();
+    }
+
+    return false;
+  }
+
+  get valid() {
+    return !(this.badInput || this.valueMissing || this.customError ||
+            this.patternMismatch || this.rangeOverflow || this.rangeUnderflow ||
+            this.stepMismatch || this.tooLong || this.tooShort || this.typeMismatch);
+  }
+};

node_modules/jsdom/lib/jsdom/living/cssom/StyleSheetList-impl.js

@@ -0,0 +1,38 @@
+"use strict";
+
+const idlUtils = require("../generated/utils.js");
+
+exports.implementation = class StyleSheetList {
+  constructor() {
+    this._list = [];
+  }
+
+  get length() {
+    return this._list.length;
+  }
+
+  item(index) {
+    const result = this._list[index];
+    return result !== undefined ? result : null;
+  }
+
+  get [idlUtils.supportedPropertyIndices]() {
+    return this._list.keys();
+  }
+
+  _add(sheet) {
+    const { _list } = this;
+    if (!_list.includes(sheet)) {
+      _list.push(sheet);
+    }
+  }
+
+  _remove(sheet) {
+    const { _list } = this;
+
+    const index = _list.indexOf(sheet);
+    if (index >= 0) {
+      _list.splice(index, 1);
+    }
+  }
+};

node_modules/jsdom/lib/jsdom/living/custom-elements/CustomElementRegistry-impl.js

@@ -0,0 +1,260 @@
+"use strict";
+
+const webIDLConversions = require("webidl-conversions");
+const DOMException = require("domexception/webidl2js-wrapper");
+
+const NODE_TYPE = require("../node-type");
+
+const { HTML_NS } = require("../helpers/namespaces");
+const { getHTMLElementInterface } = require("../helpers/create-element");
+const { shadowIncludingInclusiveDescendantsIterator } = require("../helpers/shadow-dom");
+const { isValidCustomElementName, tryUpgradeElement, enqueueCEUpgradeReaction } = require("../helpers/custom-elements");
+
+const idlUtils = require("../generated/utils");
+const HTMLUnknownElement = require("../generated/HTMLUnknownElement");
+
+const LIFECYCLE_CALLBACKS = [
+  "connectedCallback",
+  "disconnectedCallback",
+  "adoptedCallback",
+  "attributeChangedCallback"
+];
+
+function convertToSequenceDOMString(obj) {
+  if (!obj || !obj[Symbol.iterator]) {
+    throw new TypeError("Invalid Sequence");
+  }
+
+  return Array.from(obj).map(webIDLConversions.DOMString);
+}
+
+// Returns true is the passed value is a valid constructor.
+// Borrowed from: https://stackoverflow.com/a/39336206/3832710
+function isConstructor(value) {
+  if (typeof value !== "function") {
+    return false;
+  }
+
+  try {
+    const P = new Proxy(value, {
+      construct() {
+        return {};
+      }
+    });
+
+    // eslint-disable-next-line no-new
+    new P();
+
+    return true;
+  } catch {
+    return false;
+  }
+}
+
+// https://html.spec.whatwg.org/#customelementregistry
+class CustomElementRegistryImpl {
+  constructor(globalObject) {
+    this._customElementDefinitions = [];
+    this._elementDefinitionIsRunning = false;
+    this._whenDefinedPromiseMap = Object.create(null);
+
+    this._globalObject = globalObject;
+  }
+
+  // https://html.spec.whatwg.org/#dom-customelementregistry-define
+  define(name, ctor, options) {
+    const { _globalObject } = this;
+
+    if (!isConstructor(ctor)) {
+      throw new TypeError("Constructor argument is not a constructor.");
+    }
+
+    if (!isValidCustomElementName(name)) {
+      throw DOMException.create(_globalObject, ["Name argument is not a valid custom element name.", "SyntaxError"]);
+    }
+
+    const nameAlreadyRegistered = this._customElementDefinitions.some(entry => entry.name === name);
+    if (nameAlreadyRegistered) {
+      throw DOMException.create(_globalObject, [
+        "This name has already been registered in the registry.",
+        "NotSupportedError"
+      ]);
+    }
+
+    const ctorAlreadyRegistered = this._customElementDefinitions.some(entry => entry.ctor === ctor);
+    if (ctorAlreadyRegistered) {
+      throw DOMException.create(_globalObject, [
+        "This constructor has already been registered in the registry.",
+        "NotSupportedError"
+      ]);
+    }
+
+    let localName = name;
+
+    let extendsOption = null;
+    if (options !== undefined && options.extends) {
+      extendsOption = options.extends;
+    }
+
+    if (extendsOption !== null) {
+      if (isValidCustomElementName(extendsOption)) {
+        throw DOMException.create(_globalObject, [
+          "Option extends value can't be a valid custom element name.",
+          "NotSupportedError"
+        ]);
+      }
+
+      const extendsInterface = getHTMLElementInterface(extendsOption);
+      if (extendsInterface === HTMLUnknownElement) {
+        throw DOMException.create(_globalObject, [
+          `${extendsOption} is an HTMLUnknownElement.`,
+          "NotSupportedError"
+        ]);
+      }
+
+      localName = extendsOption;
+    }
+
+    if (this._elementDefinitionIsRunning) {
+      throw DOMException.create(_globalObject, [
+        "Invalid nested custom element definition.",
+        "NotSupportedError"
+      ]);
+    }
+
+    this._elementDefinitionIsRunning = true;
+
+    let disableShadow = false;
+    let observedAttributes = [];
+    const lifecycleCallbacks = {
+      connectedCallback: null,
+      disconnectedCallback: null,
+      adoptedCallback: null,
+      attributeChangedCallback: null
+    };
+
+    let caughtError;
+    try {
+      const { prototype } = ctor;
+
+      if (typeof prototype !== "object") {
+        throw new TypeError("Invalid constructor prototype.");
+      }
+
+      for (const callbackName of LIFECYCLE_CALLBACKS) {
+        const callbackValue = prototype[callbackName];
+
+        if (callbackValue !== undefined) {
+          lifecycleCallbacks[callbackName] = webIDLConversions.Function(callbackValue);
+        }
+      }
+
+      if (lifecycleCallbacks.attributeChangedCallback !== null) {
+        const observedAttributesIterable = ctor.observedAttributes;
+
+        if (observedAttributesIterable !== undefined) {
+          observedAttributes = convertToSequenceDOMString(observedAttributesIterable);
+        }
+      }
+
+      let disabledFeatures = [];
+      const disabledFeaturesIterable = ctor.disabledFeatures;
+      if (disabledFeaturesIterable) {
+        disabledFeatures = convertToSequenceDOMString(disabledFeaturesIterable);
+      }
+
+      disableShadow = disabledFeatures.includes("shadow");
+    } catch (err) {
+      caughtError = err;
+    } finally {
+      this._elementDefinitionIsRunning = false;
+    }
+
+    if (caughtError !== undefined) {
+      throw caughtError;
+    }
+
+    const definition = {
+      name,
+      localName,
+      ctor,
+      observedAttributes,
+      lifecycleCallbacks,
+      disableShadow,
+      constructionStack: []
+    };
+
+    this._customElementDefinitions.push(definition);
+
+    const document = idlUtils.implForWrapper(this._globalObject._document);
+
+    const upgradeCandidates = [];
+    for (const candidate of shadowIncludingInclusiveDescendantsIterator(document)) {
+      if (
+        (candidate._namespaceURI === HTML_NS && candidate._localName === localName) &&
+        (extendsOption === null || candidate._isValue === name)
+      ) {
+        upgradeCandidates.push(candidate);
+      }
+    }
+
+    for (const upgradeCandidate of upgradeCandidates) {
+      enqueueCEUpgradeReaction(upgradeCandidate, definition);
+    }
+
+    if (this._whenDefinedPromiseMap[name] !== undefined) {
+      this._whenDefinedPromiseMap[name].resolve(undefined);
+      delete this._whenDefinedPromiseMap[name];
+    }
+  }
+
+  // https://html.spec.whatwg.org/#dom-customelementregistry-get
+  get(name) {
+    const definition = this._customElementDefinitions.find(entry => entry.name === name);
+    return definition && definition.ctor;
+  }
+
+  // https://html.spec.whatwg.org/#dom-customelementregistry-whendefined
+  whenDefined(name) {
+    if (!isValidCustomElementName(name)) {
+      return Promise.reject(DOMException.create(
+        this._globalObject,
+        ["Name argument is not a valid custom element name.", "SyntaxError"]
+      ));
+    }
+
+    const alreadyRegistered = this._customElementDefinitions.some(entry => entry.name === name);
+    if (alreadyRegistered) {
+      return Promise.resolve();
+    }
+
+    if (this._whenDefinedPromiseMap[name] === undefined) {
+      let resolve;
+      const promise = new Promise(r => {
+        resolve = r;
+      });
+
+      // Store the pending Promise along with the extracted resolve callback to actually resolve the returned Promise,
+      // once the custom element is registered.
+      this._whenDefinedPromiseMap[name] = {
+        promise,
+        resolve
+      };
+    }
+
+    return this._whenDefinedPromiseMap[name].promise;
+  }
+
+  // https://html.spec.whatwg.org/#dom-customelementregistry-upgrade
+  upgrade(root) {
+    for (const candidate of shadowIncludingInclusiveDescendantsIterator(root)) {
+      if (candidate.nodeType === NODE_TYPE.ELEMENT_NODE) {
+        tryUpgradeElement(candidate);
+      }
+    }
+  }
+}
+
+module.exports = {
+  implementation: CustomElementRegistryImpl
+};

node_modules/jsdom/lib/jsdom/living/documents.js

@@ -0,0 +1,15 @@
+"use strict";
+const XMLDocument = require("../living/generated/XMLDocument.js");
+const Document = require("../living/generated/Document.js");
+const { wrapperForImpl } = require("./generated/utils.js");
+
+exports.createImpl = (globalObject, options, { alwaysUseDocumentClass = false } = {}) => {
+  if (options.parsingMode === "xml" && !alwaysUseDocumentClass) {
+    return XMLDocument.createImpl(globalObject, [], { options });
+  }
+  return Document.createImpl(globalObject, [], { options });
+};
+
+exports.createWrapper = (...args) => {
+  return wrapperForImpl(exports.createImpl(...args));
+};

node_modules/jsdom/lib/jsdom/living/domparsing/DOMParser-impl.js

@@ -0,0 +1,58 @@
+"use strict";
+
+const { parseIntoDocument } = require("../../browser/parser");
+
+const Document = require("../generated/Document");
+
+exports.implementation = class DOMParserImpl {
+  constructor(globalObject) {
+    this._globalObject = globalObject;
+  }
+
+  parseFromString(string, contentType) {
+    switch (String(contentType)) {
+      case "text/html": {
+        return this.createScriptingDisabledDocument("html", contentType, string);
+      }
+
+      case "text/xml":
+      case "application/xml":
+      case "application/xhtml+xml":
+      case "image/svg+xml": {
+        try {
+          return this.createScriptingDisabledDocument("xml", contentType, string);
+        } catch (error) {
+          const document = this.createScriptingDisabledDocument("xml", contentType);
+          const element = document.createElementNS("http://www.mozilla.org/newlayout/xml/parsererror.xml", "parsererror");
+
+          element.textContent = error.message;
+
+          document.appendChild(element);
+          return document;
+        }
+      }
+
+      default:
+        throw new TypeError("Invalid contentType");
+    }
+  }
+
+  createScriptingDisabledDocument(parsingMode, contentType, string) {
+    const document = Document.createImpl(this._globalObject, [], {
+      options: {
+        parsingMode,
+        encoding: "UTF-8",
+        contentType,
+        readyState: "complete",
+        scriptingDisabled: true
+        // TODO: somehow set URL to active document's URL
+      }
+    });
+
+    if (string !== undefined) {
+      parseIntoDocument(string, document);
+    }
+
+    return document;
+  }
+};

node_modules/jsdom/lib/jsdom/living/domparsing/XMLSerializer-impl.js

@@ -0,0 +1,18 @@
+"use strict";
+const serialize = require("w3c-xmlserializer");
+const DOMException = require("domexception/webidl2js-wrapper");
+const utils = require("../generated/utils");
+
+exports.implementation = class XMLSerializerImpl {
+  constructor(globalObject) {
+    this._globalObject = globalObject;
+  }
+
+  serializeToString(root) {
+    try {
+      return serialize(utils.wrapperForImpl(root), { requireWellFormed: false });
+    } catch (e) {
+      throw DOMException.create(this._globalObject, [e.message, "InvalidStateError"]);
+    }
+  }
+};

node_modules/jsdom/lib/jsdom/living/domparsing/parse5-adapter-serialization.js

@@ -0,0 +1,59 @@
+"use strict";
+const nodeTypes = require("../node-type");
+const { domSymbolTree } = require("../helpers/internal-constants");
+// Serialization only requires a subset of the tree adapter interface.
+
+// Tree traversing
+exports.getFirstChild = node => node.firstChild;
+
+exports.getChildNodes = node => node.childNodesForSerializing || domSymbolTree.childrenToArray(node);
+
+exports.getParentNode = node => node.parentNode;
+
+exports.getAttrList = element => {
+  const attributeList = [...element._attributeList];
+
+  if (element._isValue && attributeList.every(attr => attr.name !== "is")) {
+    attributeList.unshift({
+      name: "is",
+      namespace: null,
+      prefix: null,
+      value: element._isValue
+    });
+  }
+
+  return attributeList;
+};
+
+// Node data
+exports.getTagName = element => element._qualifiedName; // https://github.com/inikulin/parse5/issues/231
+
+exports.getNamespaceURI = element => element.namespaceURI;
+
+exports.getTextNodeContent = exports.getCommentNodeContent = node => node.data;
+
+exports.getDocumentTypeNodeName = node => node.name;
+
+exports.getDocumentTypeNodePublicId = node => node.publicId;
+
+exports.getDocumentTypeNodeSystemId = node => node.systemId;
+
+exports.getTemplateContent = templateElement => templateElement._templateContents;
+
+exports.getDocumentMode = document => document._mode;
+
+// Node types
+exports.isTextNode = node => node.nodeType === nodeTypes.TEXT_NODE;
+
+exports.isCommentNode = node => node.nodeType === nodeTypes.COMMENT_NODE;
+
+exports.isDocumentTypeNode = node => node.nodeType === nodeTypes.DOCUMENT_TYPE_NODE;
+
+exports.isElementNode = node => node.nodeType === nodeTypes.ELEMENT_NODE;
+
+// Source code location
+exports.setNodeSourceCodeLocation = (node, location) => {
+  node.sourceCodeLocation = location;
+};
+
+exports.getNodeSourceCodeLocation = node => node.sourceCodeLocation;

node_modules/jsdom/lib/jsdom/living/domparsing/serialization.js

@@ -0,0 +1,45 @@
+"use strict";
+
+const produceXMLSerialization = require("w3c-xmlserializer");
+const parse5 = require("parse5");
+const DOMException = require("domexception/webidl2js-wrapper");
+
+const utils = require("../generated/utils");
+const treeAdapter = require("./parse5-adapter-serialization");
+const NODE_TYPE = require("../node-type");
+const NAMESPACES = require("../helpers/namespaces");
+
+function htmlSerialization(node) {
+  if (
+    node.nodeType === NODE_TYPE.ELEMENT_NODE &&
+    node.namespaceURI === NAMESPACES.HTML_NS &&
+    node.tagName === "TEMPLATE"
+  ) {
+    node = node.content;
+  }
+
+  return parse5.serialize(node, { treeAdapter });
+}
+
+module.exports.fragmentSerialization = (node, { requireWellFormed, globalObject }) => {
+  const contextDocument =
+    node.nodeType === NODE_TYPE.DOCUMENT_NODE ? node : node._ownerDocument;
+  if (contextDocument._parsingMode === "html") {
+    return htmlSerialization(node);
+  }
+
+  const childNodes = node.childNodesForSerializing || node.childNodes;
+
+  try {
+    let serialized = "";
+    for (let i = 0; i < childNodes.length; ++i) {
+      serialized += produceXMLSerialization(
+        utils.wrapperForImpl(childNodes[i] || childNodes.item(i)),
+        { requireWellFormed }
+      );
+    }
+    return serialized;
+  } catch (e) {
+    throw DOMException.create(globalObject, [e.message, "InvalidStateError"]);
+  }
+};

node_modules/jsdom/lib/jsdom/living/events/CloseEvent-impl.js

@@ -0,0 +1,10 @@
+"use strict";
+
+const EventImpl = require("./Event-impl").implementation;
+
+const CloseEventInit = require("../generated/CloseEventInit");
+
+class CloseEventImpl extends EventImpl {}
+CloseEventImpl.defaultInit = CloseEventInit.convert(undefined);
+
+exports.implementation = CloseEventImpl;

node_modules/jsdom/lib/jsdom/living/events/CompositionEvent-impl.js

@@ -0,0 +1,20 @@
+"use strict";
+
+const UIEventImpl = require("./UIEvent-impl").implementation;
+const CompositionEventInit = require("../generated/CompositionEventInit");
+
+class CompositionEventImpl extends UIEventImpl {
+  initCompositionEvent(type, bubbles, cancelable, view, data) {
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this.initUIEvent(type, bubbles, cancelable, view, 0);
+    this.data = data;
+  }
+}
+CompositionEventImpl.defaultInit = CompositionEventInit.convert(undefined);
+
+module.exports = {
+  implementation: CompositionEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/CustomEvent-impl.js

@@ -0,0 +1,21 @@
+"use strict";
+
+const EventImpl = require("./Event-impl").implementation;
+
+const CustomEventInit = require("../generated/CustomEventInit");
+
+class CustomEventImpl extends EventImpl {
+  initCustomEvent(type, bubbles, cancelable, detail) {
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this.initEvent(type, bubbles, cancelable);
+    this.detail = detail;
+  }
+}
+CustomEventImpl.defaultInit = CustomEventInit.convert(undefined);
+
+module.exports = {
+  implementation: CustomEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/ErrorEvent-impl.js

@@ -0,0 +1,14 @@
+"use strict";
+
+const EventImpl = require("./Event-impl").implementation;
+
+const ErrorEventInit = require("../generated/ErrorEventInit");
+
+class ErrorEventImpl extends EventImpl {
+
+}
+ErrorEventImpl.defaultInit = ErrorEventInit.convert(undefined);
+
+module.exports = {
+  implementation: ErrorEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/Event-impl.js

@@ -0,0 +1,197 @@
+"use strict";
+
+const idlUtils = require("../generated/utils");
+const EventInit = require("../generated/EventInit");
+
+class EventImpl {
+  constructor(globalObject, args, privateData) {
+    const [type, eventInitDict = this.constructor.defaultInit] = args;
+
+    this.type = type;
+
+    this.bubbles = false;
+    this.cancelable = false;
+    for (const key in eventInitDict) {
+      if (key in this.constructor.defaultInit) {
+        this[key] = eventInitDict[key];
+      }
+    }
+    for (const key in this.constructor.defaultInit) {
+      if (!(key in this)) {
+        this[key] = this.constructor.defaultInit[key];
+      }
+    }
+
+    this.target = null;
+    this.currentTarget = null;
+    this.eventPhase = 0;
+
+    this._globalObject = globalObject;
+    this._initializedFlag = true;
+    this._stopPropagationFlag = false;
+    this._stopImmediatePropagationFlag = false;
+    this._canceledFlag = false;
+    this._inPassiveListenerFlag = false;
+    this._dispatchFlag = false;
+    this._path = [];
+
+    this.isTrusted = privateData.isTrusted || false;
+    this.timeStamp = Date.now();
+  }
+
+  // https://dom.spec.whatwg.org/#set-the-canceled-flag
+  _setTheCanceledFlag() {
+    if (this.cancelable && !this._inPassiveListenerFlag) {
+      this._canceledFlag = true;
+    }
+  }
+
+  get srcElement() {
+    return this.target;
+  }
+
+  get returnValue() {
+    return !this._canceledFlag;
+  }
+
+  set returnValue(v) {
+    if (v === false) {
+      this._setTheCanceledFlag();
+    }
+  }
+
+  get defaultPrevented() {
+    return this._canceledFlag;
+  }
+
+  stopPropagation() {
+    this._stopPropagationFlag = true;
+  }
+
+  get cancelBubble() {
+    return this._stopPropagationFlag;
+  }
+
+  set cancelBubble(v) {
+    if (v) {
+      this._stopPropagationFlag = true;
+    }
+  }
+
+  stopImmediatePropagation() {
+    this._stopPropagationFlag = true;
+    this._stopImmediatePropagationFlag = true;
+  }
+
+  preventDefault() {
+    this._setTheCanceledFlag();
+  }
+
+  // https://dom.spec.whatwg.org/#dom-event-composedpath
+  // Current implementation is based of https://whatpr.org/dom/699.html#dom-event-composedpath
+  // due to a bug in composed path implementation https://github.com/whatwg/dom/issues/684
+  composedPath() {
+    const composedPath = [];
+
+    const { currentTarget, _path: path } = this;
+
+    if (path.length === 0) {
+      return composedPath;
+    }
+
+    composedPath.push(currentTarget);
+
+    let currentTargetIndex = 0;
+    let currentTargetHiddenSubtreeLevel = 0;
+
+    for (let index = path.length - 1; index >= 0; index--) {
+      const { item, rootOfClosedTree, slotInClosedTree } = path[index];
+
+      if (rootOfClosedTree) {
+        currentTargetHiddenSubtreeLevel++;
+      }
+
+      if (item === idlUtils.implForWrapper(currentTarget)) {
+        currentTargetIndex = index;
+        break;
+      }
+
+      if (slotInClosedTree) {
+        currentTargetHiddenSubtreeLevel--;
+      }
+    }
+
+    let currentHiddenLevel = currentTargetHiddenSubtreeLevel;
+    let maxHiddenLevel = currentTargetHiddenSubtreeLevel;
+
+    for (let i = currentTargetIndex - 1; i >= 0; i--) {
+      const { item, rootOfClosedTree, slotInClosedTree } = path[i];
+
+      if (rootOfClosedTree) {
+        currentHiddenLevel++;
+      }
+
+      if (currentHiddenLevel <= maxHiddenLevel) {
+        composedPath.unshift(idlUtils.wrapperForImpl(item));
+      }
+
+      if (slotInClosedTree) {
+        currentHiddenLevel--;
+        if (currentHiddenLevel < maxHiddenLevel) {
+          maxHiddenLevel = currentHiddenLevel;
+        }
+      }
+    }
+
+    currentHiddenLevel = currentTargetHiddenSubtreeLevel;
+    maxHiddenLevel = currentTargetHiddenSubtreeLevel;
+
+    for (let index = currentTargetIndex + 1; index < path.length; index++) {
+      const { item, rootOfClosedTree, slotInClosedTree } = path[index];
+
+      if (slotInClosedTree) {
+        currentHiddenLevel++;
+      }
+
+      if (currentHiddenLevel <= maxHiddenLevel) {
+        composedPath.push(idlUtils.wrapperForImpl(item));
+      }
+
+      if (rootOfClosedTree) {
+        currentHiddenLevel--;
+        if (currentHiddenLevel < maxHiddenLevel) {
+          maxHiddenLevel = currentHiddenLevel;
+        }
+      }
+    }
+
+    return composedPath;
+  }
+
+  _initialize(type, bubbles, cancelable) {
+    this.type = type;
+    this._initializedFlag = true;
+
+    this._stopPropagationFlag = false;
+    this._stopImmediatePropagationFlag = false;
+    this._canceledFlag = false;
+
+    this.isTrusted = false;
+    this.target = null;
+    this.bubbles = bubbles;
+    this.cancelable = cancelable;
+  }
+
+  initEvent(type, bubbles, cancelable) {
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this._initialize(type, bubbles, cancelable);
+  }
+}
+EventImpl.defaultInit = EventInit.convert(undefined);
+
+module.exports = {
+  implementation: EventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/EventModifierMixin-impl.js

@@ -0,0 +1,18 @@
+"use strict";
+
+// This mixin doesn't have an IDL equivalent, but since MouseEvent and KeyboardEvent implement getModifierState() the
+// same way, its implementation is shared here.
+
+class EventModifierMixinImpl {
+  // Event's constructor assumes all options correspond to IDL attributes with the same names, and sets them on `this`.
+  // That is not the case for these modifier boolean options, but since the options are set on `this` anyway we'll
+  // access them that way. The spec doesn't say much about the case where keyArg is not one of the valid ones
+  // (https://w3c.github.io/uievents-key/#keys-modifier), but at least Chrome returns false for invalid modifiers. Since
+  // these invalid modifiers will be undefined on `this` (thus `false` after casting it to boolean), we don't need to do
+  // extra checking for validity.
+  getModifierState(keyArg) {
+    return Boolean(this[`modifier${keyArg}`]);
+  }
+}
+
+exports.implementation = EventModifierMixinImpl;

node_modules/jsdom/lib/jsdom/living/events/EventTarget-impl.js

@@ -0,0 +1,391 @@
+"use strict";
+const DOMException = require("domexception/webidl2js-wrapper");
+
+const reportException = require("../helpers/runtime-script-errors");
+const idlUtils = require("../generated/utils");
+const { nodeRoot } = require("../helpers/node");
+const {
+  isNode, isShadowRoot, isSlotable, getEventTargetParent,
+  isShadowInclusiveAncestor, retarget
+} = require("../helpers/shadow-dom");
+
+const MouseEvent = require("../generated/MouseEvent");
+
+const EVENT_PHASE = {
+  NONE: 0,
+  CAPTURING_PHASE: 1,
+  AT_TARGET: 2,
+  BUBBLING_PHASE: 3
+};
+
+class EventTargetImpl {
+  constructor(globalObject) {
+    this._globalObject = globalObject;
+    this._eventListeners = Object.create(null);
+  }
+
+  addEventListener(type, callback, options) {
+    options = normalizeEventHandlerOptions(options, ["capture", "once", "passive"]);
+
+    if (callback === null) {
+      return;
+    }
+
+    if (!this._eventListeners[type]) {
+      this._eventListeners[type] = [];
+    }
+
+    for (let i = 0; i < this._eventListeners[type].length; ++i) {
+      const listener = this._eventListeners[type][i];
+      if (
+        listener.callback.objectReference === callback.objectReference &&
+        listener.options.capture === options.capture
+      ) {
+        return;
+      }
+    }
+
+    this._eventListeners[type].push({
+      callback,
+      options
+    });
+  }
+
+  removeEventListener(type, callback, options) {
+    options = normalizeEventHandlerOptions(options, ["capture"]);
+
+    if (callback === null) {
+      // Optimization, not in the spec.
+      return;
+    }
+
+    if (!this._eventListeners[type]) {
+      return;
+    }
+
+    for (let i = 0; i < this._eventListeners[type].length; ++i) {
+      const listener = this._eventListeners[type][i];
+      if (
+        listener.callback.objectReference === callback.objectReference &&
+        listener.options.capture === options.capture
+      ) {
+        this._eventListeners[type].splice(i, 1);
+        break;
+      }
+    }
+  }
+
+  dispatchEvent(eventImpl) {
+    if (eventImpl._dispatchFlag || !eventImpl._initializedFlag) {
+      throw DOMException.create(this._globalObject, [
+        "Tried to dispatch an uninitialized event",
+        "InvalidStateError"
+      ]);
+    }
+    if (eventImpl.eventPhase !== EVENT_PHASE.NONE) {
+      throw DOMException.create(this._globalObject, [
+        "Tried to dispatch a dispatching event",
+        "InvalidStateError"
+      ]);
+    }
+
+    eventImpl.isTrusted = false;
+
+    return this._dispatch(eventImpl);
+  }
+
+  // https://dom.spec.whatwg.org/#get-the-parent
+  _getTheParent() {
+    return null;
+  }
+
+  // https://dom.spec.whatwg.org/#concept-event-dispatch
+  // legacyOutputDidListenersThrowFlag optional parameter is not necessary here since it is only used by indexDB.
+  _dispatch(eventImpl, targetOverride /* , legacyOutputDidListenersThrowFlag */) {
+    let targetImpl = this;
+    let clearTargets = false;
+    let activationTarget = null;
+
+    eventImpl._dispatchFlag = true;
+
+    targetOverride = targetOverride || targetImpl;
+    let relatedTarget = retarget(eventImpl.relatedTarget, targetImpl);
+
+    if (targetImpl !== relatedTarget || targetImpl === eventImpl.relatedTarget) {
+      const touchTargets = [];
+
+      appendToEventPath(eventImpl, targetImpl, targetOverride, relatedTarget, touchTargets, false);
+
+      const isActivationEvent = MouseEvent.isImpl(eventImpl) && eventImpl.type === "click";
+
+      if (isActivationEvent && targetImpl._hasActivationBehavior) {
+        activationTarget = targetImpl;
+      }
+
+      let slotInClosedTree = false;
+      let slotable = isSlotable(targetImpl) && targetImpl._assignedSlot ? targetImpl : null;
+      let parent = getEventTargetParent(targetImpl, eventImpl);
+
+      // Populate event path
+      // https://dom.spec.whatwg.org/#event-path
+      while (parent !== null) {
+        if (slotable !== null) {
+          if (parent.localName !== "slot") {
+            throw new Error(`JSDOM Internal Error: Expected parent to be a Slot`);
+          }
+
+          slotable = null;
+
+          const parentRoot = nodeRoot(parent);
+          if (isShadowRoot(parentRoot) && parentRoot.mode === "closed") {
+            slotInClosedTree = true;
+          }
+        }
+
+        if (isSlotable(parent) && parent._assignedSlot) {
+          slotable = parent;
+        }
+
+        relatedTarget = retarget(eventImpl.relatedTarget, parent);
+
+        if (
+          (isNode(parent) && isShadowInclusiveAncestor(nodeRoot(targetImpl), parent)) ||
+          idlUtils.wrapperForImpl(parent).constructor.name === "Window"
+        ) {
+          if (isActivationEvent && eventImpl.bubbles && activationTarget === null &&
+              parent._hasActivationBehavior) {
+            activationTarget = parent;
+          }
+
+          appendToEventPath(eventImpl, parent, null, relatedTarget, touchTargets, slotInClosedTree);
+        } else if (parent === relatedTarget) {
+          parent = null;
+        } else {
+          targetImpl = parent;
+
+          if (isActivationEvent && activationTarget === null && targetImpl._hasActivationBehavior) {
+            activationTarget = targetImpl;
+          }
+
+          appendToEventPath(eventImpl, parent, targetImpl, relatedTarget, touchTargets, slotInClosedTree);
+        }
+
+        if (parent !== null) {
+          parent = getEventTargetParent(parent, eventImpl);
+        }
+
+        slotInClosedTree = false;
+      }
+
+      let clearTargetsStructIndex = -1;
+      for (let i = eventImpl._path.length - 1; i >= 0 && clearTargetsStructIndex === -1; i--) {
+        if (eventImpl._path[i].target !== null) {
+          clearTargetsStructIndex = i;
+        }
+      }
+      const clearTargetsStruct = eventImpl._path[clearTargetsStructIndex];
+
+      clearTargets =
+          (isNode(clearTargetsStruct.target) && isShadowRoot(nodeRoot(clearTargetsStruct.target))) ||
+          (isNode(clearTargetsStruct.relatedTarget) && isShadowRoot(nodeRoot(clearTargetsStruct.relatedTarget)));
+
+      if (activationTarget !== null && activationTarget._legacyPreActivationBehavior) {
+        activationTarget._legacyPreActivationBehavior();
+      }
+
+      for (let i = eventImpl._path.length - 1; i >= 0; --i) {
+        const struct = eventImpl._path[i];
+
+        if (struct.target !== null) {
+          eventImpl.eventPhase = EVENT_PHASE.AT_TARGET;
+        } else {
+          eventImpl.eventPhase = EVENT_PHASE.CAPTURING_PHASE;
+        }
+
+        invokeEventListeners(struct, eventImpl, "capturing");
+      }
+
+      for (let i = 0; i < eventImpl._path.length; i++) {
+        const struct = eventImpl._path[i];
+
+        if (struct.target !== null) {
+          eventImpl.eventPhase = EVENT_PHASE.AT_TARGET;
+        } else {
+          if (!eventImpl.bubbles) {
+            continue;
+          }
+
+          eventImpl.eventPhase = EVENT_PHASE.BUBBLING_PHASE;
+        }
+
+        invokeEventListeners(struct, eventImpl, "bubbling");
+      }
+    }
+
+    eventImpl.eventPhase = EVENT_PHASE.NONE;
+
+    eventImpl.currentTarget = null;
+    eventImpl._path = [];
+    eventImpl._dispatchFlag = false;
+    eventImpl._stopPropagationFlag = false;
+    eventImpl._stopImmediatePropagationFlag = false;
+
+    if (clearTargets) {
+      eventImpl.target = null;
+      eventImpl.relatedTarget = null;
+    }
+
+    if (activationTarget !== null) {
+      if (!eventImpl._canceledFlag) {
+        activationTarget._activationBehavior(eventImpl);
+      } else if (activationTarget._legacyCanceledActivationBehavior) {
+        activationTarget._legacyCanceledActivationBehavior();
+      }
+    }
+
+    return !eventImpl._canceledFlag;
+  }
+}
+
+module.exports = {
+  implementation: EventTargetImpl
+};
+
+// https://dom.spec.whatwg.org/#concept-event-listener-invoke
+function invokeEventListeners(struct, eventImpl, phase) {
+  const structIndex = eventImpl._path.indexOf(struct);
+  for (let i = structIndex; i >= 0; i--) {
+    const t = eventImpl._path[i];
+    if (t.target) {
+      eventImpl.target = t.target;
+      break;
+    }
+  }
+
+  eventImpl.relatedTarget = idlUtils.wrapperForImpl(struct.relatedTarget);
+
+  if (eventImpl._stopPropagationFlag) {
+    return;
+  }
+
+  eventImpl.currentTarget = idlUtils.wrapperForImpl(struct.item);
+
+  const listeners = struct.item._eventListeners;
+  innerInvokeEventListeners(eventImpl, listeners, phase, struct);
+}
+
+// https://dom.spec.whatwg.org/#concept-event-listener-inner-invoke
+function innerInvokeEventListeners(eventImpl, listeners, phase) {
+  let found = false;
+
+  const { type, target } = eventImpl;
+  const wrapper = idlUtils.wrapperForImpl(target);
+
+  if (!listeners || !listeners[type]) {
+    return found;
+  }
+
+  // Copy event listeners before iterating since the list can be modified during the iteration.
+  const handlers = listeners[type].slice();
+
+  for (let i = 0; i < handlers.length; i++) {
+    const listener = handlers[i];
+    const { capture, once, passive } = listener.options;
+
+    // Check if the event listener has been removed since the listeners has been cloned.
+    if (!listeners[type].includes(listener)) {
+      continue;
+    }
+
+    found = true;
+
+    if (
+      (phase === "capturing" && !capture) ||
+      (phase === "bubbling" && capture)
+    ) {
+      continue;
+    }
+
+    if (once) {
+      listeners[type].splice(listeners[type].indexOf(listener), 1);
+    }
+
+    if (passive) {
+      eventImpl._inPassiveListenerFlag = true;
+    }
+
+    try {
+      listener.callback.call(eventImpl.currentTarget, eventImpl);
+    } catch (e) {
+      let window = null;
+      if (wrapper && wrapper._document) {
+        // Triggered by Window
+        window = wrapper;
+      } else if (target._ownerDocument) {
+        // Triggered by most webidl2js'ed instances
+        window = target._ownerDocument._defaultView;
+      } else if (wrapper._ownerDocument) {
+        // Currently triggered by some non-webidl2js things
+        window = wrapper._ownerDocument._defaultView;
+      }
+
+      if (window) {
+        reportException(window, e);
+      }
+      // Errors in window-less documents just get swallowed... can you think of anything better?
+    }
+
+    eventImpl._inPassiveListenerFlag = false;
+
+    if (eventImpl._stopImmediatePropagationFlag) {
+      return found;
+    }
+  }
+
+  return found;
+}
+
+/**
+ * Normalize the event listeners options argument in order to get always a valid options object
+ * @param   {Object} options         - user defined options
+ * @param   {Array} defaultBoolKeys  - boolean properties that should belong to the options object
+ * @returns {Object} object containing at least the "defaultBoolKeys"
+ */
+function normalizeEventHandlerOptions(options, defaultBoolKeys) {
+  const returnValue = {};
+
+  // no need to go further here
+  if (typeof options === "boolean" || options === null || typeof options === "undefined") {
+    returnValue.capture = Boolean(options);
+    return returnValue;
+  }
+
+  // non objects options so we typecast its value as "capture" value
+  if (typeof options !== "object") {
+    returnValue.capture = Boolean(options);
+    // at this point we don't need to loop the "capture" key anymore
+    defaultBoolKeys = defaultBoolKeys.filter(k => k !== "capture");
+  }
+
+  for (const key of defaultBoolKeys) {
+    returnValue[key] = Boolean(options[key]);
+  }
+
+  return returnValue;
+}
+
+// https://dom.spec.whatwg.org/#concept-event-path-append
+function appendToEventPath(eventImpl, target, targetOverride, relatedTarget, touchTargets, slotInClosedTree) {
+  const itemInShadowTree = isNode(target) && isShadowRoot(nodeRoot(target));
+  const rootOfClosedTree = isShadowRoot(target) && target.mode === "closed";
+
+  eventImpl._path.push({
+    item: target,
+    itemInShadowTree,
+    target: targetOverride,
+    relatedTarget,
+    touchTargets,
+    rootOfClosedTree,
+    slotInClosedTree
+  });
+}

node_modules/jsdom/lib/jsdom/living/events/FocusEvent-impl.js

@@ -0,0 +1,9 @@
+"use strict";
+const UIEventImpl = require("./UIEvent-impl").implementation;
+
+const FocusEventInit = require("../generated/FocusEventInit");
+
+class FocusEventImpl extends UIEventImpl {}
+FocusEventImpl.defaultInit = FocusEventInit.convert(undefined);
+
+exports.implementation = FocusEventImpl;

node_modules/jsdom/lib/jsdom/living/events/HashChangeEvent-impl.js

@@ -0,0 +1,14 @@
+"use strict";
+
+const EventImpl = require("./Event-impl").implementation;
+
+const HashChangeEventInit = require("../generated/HashChangeEventInit");
+
+class HashChangeEventImpl extends EventImpl {
+
+}
+HashChangeEventImpl.defaultInit = HashChangeEventInit.convert(undefined);
+
+module.exports = {
+  implementation: HashChangeEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/InputEvent-impl.js

@@ -0,0 +1,23 @@
+"use strict";
+
+const UIEventImpl = require("./UIEvent-impl").implementation;
+
+const InputEventInit = require("../generated/InputEventInit");
+
+// https://w3c.github.io/uievents/#interface-inputevent
+class InputEventImpl extends UIEventImpl {
+  initInputEvent(type, bubbles, cancelable, data, isComposing) {
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this.initUIEvent(type, bubbles, cancelable);
+    this.data = data;
+    this.isComposing = isComposing;
+  }
+}
+InputEventImpl.defaultInit = InputEventInit.convert(undefined);
+
+module.exports = {
+  implementation: InputEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/KeyboardEvent-impl.js

@@ -0,0 +1,29 @@
+"use strict";
+
+const { mixin } = require("../../utils");
+const EventModifierMixinImpl = require("./EventModifierMixin-impl").implementation;
+const UIEventImpl = require("./UIEvent-impl").implementation;
+
+const KeyboardEventInit = require("../generated/KeyboardEventInit");
+
+class KeyboardEventImpl extends UIEventImpl {
+  initKeyboardEvent(type, bubbles, cancelable, view, key, location, ctrlKey, altKey, shiftKey, metaKey) {
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this.initUIEvent(type, bubbles, cancelable, view, 0);
+    this.key = key;
+    this.location = location;
+    this.ctrlKey = ctrlKey;
+    this.altKey = altKey;
+    this.shiftKey = shiftKey;
+    this.metaKey = metaKey;
+  }
+}
+mixin(KeyboardEventImpl.prototype, EventModifierMixinImpl.prototype);
+KeyboardEventImpl.defaultInit = KeyboardEventInit.convert(undefined);
+
+module.exports = {
+  implementation: KeyboardEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/MessageEvent-impl.js

@@ -0,0 +1,25 @@
+"use strict";
+
+const EventImpl = require("./Event-impl").implementation;
+
+const MessageEventInit = require("../generated/MessageEventInit");
+
+class MessageEventImpl extends EventImpl {
+  initMessageEvent(type, bubbles, cancelable, data, origin, lastEventId, source, ports) {
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this.initEvent(type, bubbles, cancelable);
+    this.data = data;
+    this.origin = origin;
+    this.lastEventId = lastEventId;
+    this.source = source;
+    this.ports = ports;
+  }
+}
+MessageEventImpl.defaultInit = MessageEventInit.convert(undefined);
+
+module.exports = {
+  implementation: MessageEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/MouseEvent-impl.js

@@ -0,0 +1,36 @@
+"use strict";
+
+const { mixin } = require("../../utils");
+const EventModifierMixinImpl = require("./EventModifierMixin-impl").implementation;
+const UIEventImpl = require("./UIEvent-impl").implementation;
+
+const MouseEventInit = require("../generated/MouseEventInit");
+
+class MouseEventImpl extends UIEventImpl {
+  initMouseEvent(
+    type, bubbles, cancelable, view, detail, screenX, screenY, clientX, clientY,
+    ctrlKey, altKey, shiftKey, metaKey, button, relatedTarget
+  ) {
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this.initUIEvent(type, bubbles, cancelable, view, detail);
+    this.screenX = screenX;
+    this.screenY = screenY;
+    this.clientX = clientX;
+    this.clientY = clientY;
+    this.ctrlKey = ctrlKey;
+    this.altKey = altKey;
+    this.shiftKey = shiftKey;
+    this.metaKey = metaKey;
+    this.button = button;
+    this.relatedTarget = relatedTarget;
+  }
+}
+mixin(MouseEventImpl.prototype, EventModifierMixinImpl.prototype);
+MouseEventImpl.defaultInit = MouseEventInit.convert(undefined);
+
+module.exports = {
+  implementation: MouseEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/PageTransitionEvent-impl.js

@@ -0,0 +1,20 @@
+"use strict";
+
+const EventImpl = require("./Event-impl").implementation;
+
+const PageTransitionEventInit = require("../generated/PageTransitionEventInit");
+
+// https://html.spec.whatwg.org/multipage/browsing-the-web.html#pagetransitionevent
+class PageTransitionEventImpl extends EventImpl {
+  initPageTransitionEvent(type, bubbles, cancelable, persisted) {
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this.initEvent(type, bubbles, cancelable);
+    this.persisted = persisted;
+  }
+}
+PageTransitionEventImpl.defaultInit = PageTransitionEventInit.convert(undefined);
+
+exports.implementation = PageTransitionEventImpl;

node_modules/jsdom/lib/jsdom/living/events/PopStateEvent-impl.js

@@ -0,0 +1,9 @@
+"use strict";
+const EventImpl = require("./Event-impl.js").implementation;
+
+const PopStateEventInit = require("../generated/PopStateEventInit");
+
+class PopStateEventImpl extends EventImpl {}
+PopStateEventImpl.defaultInit = PopStateEventInit.convert(undefined);
+
+exports.implementation = PopStateEventImpl;

node_modules/jsdom/lib/jsdom/living/events/ProgressEvent-impl.js

@@ -0,0 +1,14 @@
+"use strict";
+
+const EventImpl = require("./Event-impl").implementation;
+
+const ProgressEventInit = require("../generated/ProgressEventInit");
+
+class ProgressEventImpl extends EventImpl {
+
+}
+ProgressEventImpl.defaultInit = ProgressEventInit.convert(undefined);
+
+module.exports = {
+  implementation: ProgressEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/StorageEvent-impl.js

@@ -0,0 +1,26 @@
+"use strict";
+
+const EventImpl = require("./Event-impl").implementation;
+
+const StorageEventInit = require("../generated/StorageEventInit");
+
+// https://html.spec.whatwg.org/multipage/webstorage.html#the-storageevent-interface
+class StorageEventImpl extends EventImpl {
+  initStorageEvent(type, bubbles, cancelable, key, oldValue, newValue, url, storageArea) {
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this.initEvent(type, bubbles, cancelable);
+    this.key = key;
+    this.oldValue = oldValue;
+    this.newValue = newValue;
+    this.url = url;
+    this.storageArea = storageArea;
+  }
+}
+StorageEventImpl.defaultInit = StorageEventInit.convert(undefined);
+
+module.exports = {
+  implementation: StorageEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/TouchEvent-impl.js

@@ -0,0 +1,14 @@
+"use strict";
+
+const UIEventImpl = require("./UIEvent-impl").implementation;
+
+const TouchEventInit = require("../generated/TouchEventInit");
+
+class TouchEventImpl extends UIEventImpl {
+
+}
+TouchEventImpl.defaultInit = TouchEventInit.convert(undefined);
+
+module.exports = {
+  implementation: TouchEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/UIEvent-impl.js

@@ -0,0 +1,59 @@
+"use strict";
+
+const idlUtils = require("../generated/utils");
+const UIEventInit = require("../generated/UIEventInit");
+const EventImpl = require("./Event-impl").implementation;
+
+// Until webidl2js gains support for checking for Window, this would have to do.
+function isWindow(val) {
+  if (typeof val !== "object") {
+    return false;
+  }
+  const wrapper = idlUtils.wrapperForImpl(val);
+  if (typeof wrapper === "object") {
+    return wrapper === wrapper._globalProxy;
+  }
+
+  // `val` may be either impl or wrapper currently, because webidl2js currently unwraps Window objects (and their global
+  // proxies) to their underlying EventTargetImpl during conversion, which is not what we want. But at the same time,
+  // some internal usage call this constructor with the actual global proxy.
+  return isWindow(idlUtils.implForWrapper(val));
+}
+
+class UIEventImpl extends EventImpl {
+  constructor(globalObject, args, privateData) {
+    const eventInitDict = args[1];
+
+    // undefined check included so that we can omit the property in internal usage.
+    if (eventInitDict && eventInitDict.view !== null && eventInitDict.view !== undefined) {
+      if (!isWindow(eventInitDict.view)) {
+        throw new TypeError(`Failed to construct '${new.target.name.replace(/Impl$/, "")}': member view is not of ` +
+                            "type Window.");
+      }
+    }
+
+    super(globalObject, args, privateData);
+  }
+
+  initUIEvent(type, bubbles, cancelable, view, detail) {
+    if (view !== null) {
+      if (!isWindow(view)) {
+        throw new TypeError(`Failed to execute 'initUIEvent' on '${this.constructor.name.replace(/Impl$/, "")}': ` +
+                            "parameter 4 is not of type 'Window'.");
+      }
+    }
+
+    if (this._dispatchFlag) {
+      return;
+    }
+
+    this.initEvent(type, bubbles, cancelable);
+    this.view = view;
+    this.detail = detail;
+  }
+}
+UIEventImpl.defaultInit = UIEventInit.convert(undefined);
+
+module.exports = {
+  implementation: UIEventImpl
+};

node_modules/jsdom/lib/jsdom/living/events/WheelEvent-impl.js

@@ -0,0 +1,12 @@
+"use strict";
+
+const MouseEventImpl = require("./MouseEvent-impl").implementation;
+
+const WheelEventInit = require("../generated/WheelEventInit");
+
+class WheelEventImpl extends MouseEventImpl {}
+WheelEventImpl.defaultInit = WheelEventInit.convert(undefined);
+
+module.exports = {
+  implementation: WheelEventImpl
+};

node_modules/jsdom/lib/jsdom/living/fetch/Headers-impl.js

@@ -0,0 +1,165 @@
+"use strict";
+
+const {
+  isForbidden,
+  isForbiddenResponse,
+  isPrivilegedNoCORSRequest,
+  isNoCORSSafelistedRequest,
+  isCORSWhitelisted
+} = require("./header-types");
+const HeaderList = require("./header-list");
+
+function assertName(name) {
+  if (!name.match(/^[!#$%&'*+\-.^`|~\w]+$/)) {
+    throw new TypeError("name is invalid");
+  }
+}
+
+function assertValue(value) {
+  if (value.match(/[\0\r\n]/)) {
+    throw new TypeError("value is invalid");
+  }
+}
+
+class HeadersImpl {
+  constructor(globalObject, args) {
+    this.guard = "none";
+    this.headersList = new HeaderList();
+
+    if (args[0]) {
+      this._fill(args[0]);
+    }
+  }
+
+  _fill(init) {
+    if (Array.isArray(init)) {
+      for (const header of init) {
+        if (header.length !== 2) {
+          throw new TypeError("init is invalid");
+        }
+        this.append(header[0], header[1]);
+      }
+    } else {
+      for (const key of Object.keys(init)) {
+        this.append(key, init[key]);
+      }
+    }
+  }
+
+  has(name) {
+    assertName(name);
+    return this.headersList.contains(name);
+  }
+
+  get(name) {
+    assertName(name);
+    return this.headersList.get(name);
+  }
+
+  _removePrivilegedNoCORSHeaders() {
+    this.headersList.delete("range");
+  }
+
+  append(name, value) {
+    value = value.trim();
+    assertName(name);
+    assertValue(value);
+
+    switch (this.guard) {
+      case "immutable":
+        throw new TypeError("Headers is immutable");
+      case "request":
+        if (isForbidden(name)) {
+          return;
+        }
+        break;
+      case "request-no-cors": {
+        let temporaryValue = this.get(name);
+        if (temporaryValue === null) {
+          temporaryValue = value;
+        } else {
+          temporaryValue += `, ${value}`;
+        }
+        if (!isCORSWhitelisted(name, value)) {
+          return;
+        }
+        break;
+      }
+      case "response":
+        if (isForbiddenResponse(name)) {
+          return;
+        }
+        break;
+    }
+
+    this.headersList.append(name, value);
+    this._removePrivilegedNoCORSHeaders();
+  }
+
+  set(name, value) {
+    value = value.trim();
+    assertName(name);
+    assertValue(value);
+
+    switch (this.guard) {
+      case "immutable":
+        throw new TypeError("Headers is immutable");
+      case "request":
+        if (isForbidden(name)) {
+          return;
+        }
+        break;
+      case "request-no-cors": {
+        if (!isCORSWhitelisted(name, value)) {
+          return;
+        }
+        break;
+      }
+      case "response":
+        if (isForbiddenResponse(name)) {
+          return;
+        }
+        break;
+    }
+    this.headersList.set(name, value);
+    this._removePrivilegedNoCORSHeaders();
+  }
+
+  delete(name) {
+    assertName(name);
+
+    switch (this.guard) {
+      case "immutable":
+        throw new TypeError("Headers is immutable");
+      case "request":
+        if (isForbidden(name)) {
+          return;
+        }
+        break;
+      case "request-no-cors": {
+        if (
+          !isNoCORSSafelistedRequest(name) &&
+          !isPrivilegedNoCORSRequest(name)
+        ) {
+          return;
+        }
+        break;
+      }
+      case "response":
+        if (isForbiddenResponse(name)) {
+          return;
+        }
+        break;
+    }
+    this.headersList.delete(name);
+    this._removePrivilegedNoCORSHeaders();
+  }
+
+  * [Symbol.iterator]() {
+    for (const header of this.headersList.sortAndCombine()) {
+      yield header;
+    }
+  }
+}
+
+exports.implementation = HeadersImpl;

node_modules/jsdom/lib/jsdom/living/fetch/header-list.js

@@ -0,0 +1,54 @@
+"use strict";
+
+/**
+ * Provides some utility functions for somewhat efficiently modifying a
+ * collection of headers.
+ *
+ * Note that this class only operates on ByteStrings (which is also why we use
+ * toLowerCase internally).
+ */
+class HeaderList {
+  constructor() {
+    this.headers = new Map();
+  }
+
+  append(name, value) {
+    const existing = this.headers.get(name.toLowerCase());
+    if (existing) {
+      name = existing[0].name;
+      existing.push({ name, value });
+    } else {
+      this.headers.set(name.toLowerCase(), [{ name, value }]);
+    }
+  }
+
+  contains(name) {
+    return this.headers.has(name.toLowerCase());
+  }
+
+  get(name) {
+    name = name.toLowerCase();
+    const values = this.headers.get(name);
+    if (!values) {
+      return null;
+    }
+    return values.map(h => h.value).join(", ");
+  }
+
+  delete(name) {
+    this.headers.delete(name.toLowerCase());
+  }
+
+  set(name, value) {
+    const lowerName = name.toLowerCase();
+    this.headers.delete(lowerName);
+    this.headers.set(lowerName, [{ name, value }]);
+  }
+
+  sortAndCombine() {
+    const names = [...this.headers.keys()].sort();
+    return names.map(n => [n, this.get(n)]);
+  }
+}
+
+module.exports = HeaderList;

node_modules/jsdom/lib/jsdom/living/fetch/header-types.js

@@ -0,0 +1,103 @@
+"use strict";
+
+const MIMEType = require("whatwg-mimetype");
+
+const PRIVILEGED_NO_CORS_REQUEST = new Set(["range"]);
+function isPrivilegedNoCORSRequest(name) {
+  return PRIVILEGED_NO_CORS_REQUEST.has(name.toLowerCase());
+}
+
+const NO_CORS_SAFELISTED_REQUEST = new Set([
+  `accept`,
+  `accept-language`,
+  `content-language`,
+  `content-type`
+]);
+function isNoCORSSafelistedRequest(name) {
+  return NO_CORS_SAFELISTED_REQUEST.has(name.toLowerCase());
+}
+
+const FORBIDDEN = new Set([
+  `accept-charset`,
+  `accept-encoding`,
+  `access-control-request-headers`,
+  `access-control-request-method`,
+  `connection`,
+  `content-length`,
+  `cookie`,
+  `cookie2`,
+  `date`,
+  `dnt`,
+  `expect`,
+  `host`,
+  `keep-alive`,
+  `origin`,
+  `referer`,
+  `te`,
+  `trailer`,
+  `transfer-encoding`,
+  `upgrade`,
+  `via`
+]);
+function isForbidden(name) {
+  name = name.toLowerCase();
+  return (
+    FORBIDDEN.has(name) || name.startsWith("proxy-") || name.startsWith("sec-")
+  );
+}
+
+const FORBIDDEN_RESPONSE = new Set(["set-cookie", "set-cookie2"]);
+function isForbiddenResponse(name) {
+  return FORBIDDEN_RESPONSE.has(name.toLowerCase());
+}
+
+const CORS_UNSAFE_BYTE = /[\x00-\x08\x0A-\x1F"():<>?@[\\\]{}\x7F]/;
+function isCORSWhitelisted(name, value) {
+  name = name.toLowerCase();
+  switch (name) {
+    case "accept":
+      if (value.match(CORS_UNSAFE_BYTE)) {
+        return false;
+      }
+      break;
+    case "accept-language":
+    case "content-language":
+      if (value.match(/[^\x30-\x39\x41-\x5A\x61-\x7A *,\-.;=]/)) {
+        return false;
+      }
+      break;
+    case "content-type": {
+      if (value.match(CORS_UNSAFE_BYTE)) {
+        return false;
+      }
+      const mimeType = MIMEType.parse(value);
+      if (mimeType === null) {
+        return false;
+      }
+      if (
+        ![
+          "application/x-www-form-urlencoded",
+          "multipart/form-data",
+          "text/plain"
+        ].includes(mimeType.essence)
+      ) {
+        return false;
+      }
+      break;
+    }
+    default:
+      return false;
+  }
+  if (Buffer.from(value).length > 128) {
+    return false;
+  }
+  return true;
+}
+
+module.exports = {
+  isPrivilegedNoCORSRequest,
+  isNoCORSSafelistedRequest,
+  isForbidden,
+  isForbiddenResponse,
+  isCORSWhitelisted
+};

node_modules/jsdom/lib/jsdom/living/file-api/Blob-impl.js

@@ -0,0 +1,95 @@
+"use strict";
+const Blob = require("../generated/Blob");
+const { isArrayBuffer } = require("../generated/utils");
+
+function convertLineEndingsToNative(s) {
+  // jsdom always pretends to be *nix, for consistency.
+  // See also https://github.com/jsdom/jsdom/issues/2396.
+  return s.replace(/\r\n|\r|\n/g, "\n");
+}
+
+exports.implementation = class BlobImpl {
+  constructor(globalObject, args) {
+    const parts = args[0];
+    const properties = args[1];
+
+    const buffers = [];
+
+    if (parts !== undefined) {
+      for (const part of parts) {
+        let buffer;
+        if (isArrayBuffer(part)) {
+          buffer = Buffer.from(part);
+        } else if (ArrayBuffer.isView(part)) {
+          buffer = Buffer.from(part.buffer, part.byteOffset, part.byteLength);
+        } else if (Blob.isImpl(part)) {
+          buffer = part._buffer;
+        } else {
+          let s = part;
+          if (properties.endings === "native") {
+            s = convertLineEndingsToNative(part);
+          }
+          buffer = Buffer.from(s);
+        }
+        buffers.push(buffer);
+      }
+    }
+
+    this._buffer = Buffer.concat(buffers);
+    this._globalObject = globalObject;
+
+    this.type = properties.type;
+    if (/[^\u0020-\u007E]/.test(this.type)) {
+      this.type = "";
+    } else {
+      this.type = this.type.toLowerCase();
+    }
+  }
+
+  get size() {
+    return this._buffer.length;
+  }
+
+  slice(start, end, contentType) {
+    const { size } = this;
+
+    let relativeStart;
+    let relativeEnd;
+    let relativeContentType;
+
+    if (start === undefined) {
+      relativeStart = 0;
+    } else if (start < 0) {
+      relativeStart = Math.max(size + start, 0);
+    } else {
+      relativeStart = Math.min(start, size);
+    }
+    if (end === undefined) {
+      relativeEnd = size;
+    } else if (end < 0) {
+      relativeEnd = Math.max(size + end, 0);
+    } else {
+      relativeEnd = Math.min(end, size);
+    }
+
+    if (contentType === undefined) {
+      relativeContentType = "";
+    } else {
+      // sanitization (lower case and invalid char check) is done in the
+      // constructor
+      relativeContentType = contentType;
+    }
+
+    const span = Math.max(relativeEnd - relativeStart, 0);
+
+    const buffer = this._buffer;
+    const slicedBuffer = buffer.slice(
+      relativeStart,
+      relativeStart + span
+    );
+
+    const blob = Blob.createImpl(this._globalObject, [[], { type: relativeContentType }], {});
+    blob._buffer = slicedBuffer;
+    return blob;
+  }
+};

node_modules/jsdom/lib/jsdom/living/file-api/File-impl.js

@@ -0,0 +1,15 @@
+"use strict";
+
+const BlobImpl = require("./Blob-impl").implementation;
+
+exports.implementation = class FileImpl extends BlobImpl {
+  constructor(globalObject, args, privateData) {
+    const fileBits = args[0];
+    const fileName = args[1];
+    const options = args[2];
+    super(globalObject, [fileBits, options], privateData);
+
+    this.name = fileName.replace(/\//g, ":");
+    this.lastModified = "lastModified" in options ? options.lastModified : Date.now();
+  }
+};

node_modules/jsdom/lib/jsdom/living/file-api/FileList-impl.js

@@ -0,0 +1,15 @@
+"use strict";
+
+const idlUtils = require("../generated/utils.js");
+
+exports.implementation = class FileListImpl extends Array {
+  constructor() {
+    super(0);
+  }
+  item(index) {
+    return this[index] || null;
+  }
+  get [idlUtils.supportedPropertyIndices]() {
+    return this.keys();
+  }
+};

node_modules/jsdom/lib/jsdom/living/file-api/FileReader-impl.js

@@ -0,0 +1,130 @@
+"use strict";
+
+const whatwgEncoding = require("whatwg-encoding");
+const MIMEType = require("whatwg-mimetype");
+const DOMException = require("domexception/webidl2js-wrapper");
+const EventTargetImpl = require("../events/EventTarget-impl").implementation;
+const ProgressEvent = require("../generated/ProgressEvent");
+const { setupForSimpleEventAccessors } = require("../helpers/create-event-accessor");
+const { fireAnEvent } = require("../helpers/events");
+const { copyToArrayBufferInNewRealm } = require("../helpers/binary-data");
+
+const READY_STATES = Object.freeze({
+  EMPTY: 0,
+  LOADING: 1,
+  DONE: 2
+});
+
+const events = ["loadstart", "progress", "load", "abort", "error", "loadend"];
+
+class FileReaderImpl extends EventTargetImpl {
+  constructor(globalObject, args, privateData) {
+    super(globalObject, args, privateData);
+
+    this.error = null;
+    this.readyState = READY_STATES.EMPTY;
+    this.result = null;
+
+    this._globalObject = globalObject;
+    this._ownerDocument = globalObject.document;
+    this._terminated = false;
+  }
+
+  readAsArrayBuffer(file) {
+    this._readFile(file, "buffer");
+  }
+  readAsBinaryString(file) {
+    this._readFile(file, "binaryString");
+  }
+  readAsDataURL(file) {
+    this._readFile(file, "dataURL");
+  }
+  readAsText(file, encoding) {
+    this._readFile(file, "text", whatwgEncoding.labelToName(encoding) || "UTF-8");
+  }
+
+  abort() {
+    if (this.readyState === READY_STATES.EMPTY || this.readyState === READY_STATES.DONE) {
+      this.result = null;
+      return;
+    }
+
+    if (this.readyState === READY_STATES.LOADING) {
+      this.readyState = READY_STATES.DONE;
+      this.result = null;
+    }
+
+    this._terminated = true;
+    this._fireProgressEvent("abort");
+    this._fireProgressEvent("loadend");
+  }
+
+  _fireProgressEvent(name, props) {
+    fireAnEvent(name, this, ProgressEvent, props);
+  }
+
+  _readFile(file, format, encoding) {
+    if (this.readyState === READY_STATES.LOADING) {
+      throw DOMException.create(this._globalObject, [
+        "The object is in an invalid state.",
+        "InvalidStateError"
+      ]);
+    }
+
+    this.readyState = READY_STATES.LOADING;
+
+    setImmediate(() => {
+      if (this._terminated) {
+        this._terminated = false;
+        return;
+      }
+
+      this._fireProgressEvent("loadstart");
+
+      let data = file._buffer;
+      if (!data) {
+        data = Buffer.alloc(0);
+      }
+      this._fireProgressEvent("progress", {
+        lengthComputable: !isNaN(file.size),
+        total: file.size,
+        loaded: data.length
+      });
+
+      setImmediate(() => {
+        if (this._terminated) {
+          this._terminated = false;
+          return;
+        }
+
+        switch (format) {
+          default:
+          case "buffer": {
+            this.result = copyToArrayBufferInNewRealm(data, this._globalObject);
+            break;
+          }
+          case "binaryString": {
+            this.result = data.toString("binary");
+            break;
+          }
+          case "dataURL": {
+            // Spec seems very unclear here; see https://github.com/w3c/FileAPI/issues/104.
+            const contentType = MIMEType.parse(file.type) || "application/octet-stream";
+            this.result = `data:${contentType};base64,${data.toString("base64")}`;
+            break;
+          }
+          case "text": {
+            this.result = whatwgEncoding.decode(data, encoding);
+            break;
+          }
+        }
+        this.readyState = READY_STATES.DONE;
+        this._fireProgressEvent("load");
+        this._fireProgressEvent("loadend");
+      });
+    });
+  }
+}
+setupForSimpleEventAccessors(FileReaderImpl.prototype, events);
+
+exports.implementation = FileReaderImpl;

node_modules/jsdom/lib/jsdom/living/generated/AbortController.js

@@ -0,0 +1,130 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "AbortController";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'AbortController'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["AbortController"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor AbortController is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window", "Worker"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class AbortController {
+    constructor() {
+      return exports.setup(Object.create(new.target.prototype), globalObject, undefined);
+    }
+
+    abort() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol].abort();
+    }
+
+    get signal() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.getSameObject(this, "signal", () => {
+        return utils.tryWrapperForImpl(esValue[implSymbol]["signal"]);
+      });
+    }
+  }
+  Object.defineProperties(AbortController.prototype, {
+    abort: { enumerable: true },
+    signal: { enumerable: true },
+    [Symbol.toStringTag]: { value: "AbortController", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = AbortController;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: AbortController
+  });
+};
+
+const Impl = require("../aborting/AbortController-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/AbortSignal.js

@@ -0,0 +1,148 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+const EventTarget = require("./EventTarget.js");
+
+const interfaceName = "AbortSignal";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'AbortSignal'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["AbortSignal"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor AbortSignal is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  EventTarget._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window", "Worker"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.EventTarget === undefined) {
+    throw new Error("Internal error: attempting to evaluate AbortSignal before EventTarget");
+  }
+  class AbortSignal extends globalObject.EventTarget {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    get aborted() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["aborted"];
+    }
+
+    get onabort() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["onabort"]);
+    }
+
+    set onabort(V) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      V = utils.tryImplForWrapper(V);
+
+      esValue[implSymbol]["onabort"] = V;
+    }
+  }
+  Object.defineProperties(AbortSignal.prototype, {
+    aborted: { enumerable: true },
+    onabort: { enumerable: true },
+    [Symbol.toStringTag]: { value: "AbortSignal", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = AbortSignal;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: AbortSignal
+  });
+};
+
+const Impl = require("../aborting/AbortSignal-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/AbstractRange.js

@@ -0,0 +1,162 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "AbstractRange";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'AbstractRange'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["AbstractRange"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor AbstractRange is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class AbstractRange {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    get startContainer() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["startContainer"]);
+    }
+
+    get startOffset() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["startOffset"];
+    }
+
+    get endContainer() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["endContainer"]);
+    }
+
+    get endOffset() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["endOffset"];
+    }
+
+    get collapsed() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["collapsed"];
+    }
+  }
+  Object.defineProperties(AbstractRange.prototype, {
+    startContainer: { enumerable: true },
+    startOffset: { enumerable: true },
+    endContainer: { enumerable: true },
+    endOffset: { enumerable: true },
+    collapsed: { enumerable: true },
+    [Symbol.toStringTag]: { value: "AbstractRange", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = AbstractRange;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: AbstractRange
+  });
+};
+
+const Impl = require("../range/AbstractRange-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/AddEventListenerOptions.js

@@ -0,0 +1,44 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const EventListenerOptions = require("./EventListenerOptions.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  EventListenerOptions._convertInherit(obj, ret, { context });
+
+  {
+    const key = "once";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'once' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "passive";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'passive' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/AssignedNodesOptions.js

@@ -0,0 +1,28 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  {
+    const key = "flatten";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'flatten' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/Attr.js

@@ -0,0 +1,215 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const ceReactionsPreSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPreSteps;
+const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+const Node = require("./Node.js");
+
+const interfaceName = "Attr";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'Attr'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["Attr"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor Attr is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Node._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.Node === undefined) {
+    throw new Error("Internal error: attempting to evaluate Attr before Node");
+  }
+  class Attr extends globalObject.Node {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    get namespaceURI() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["namespaceURI"];
+    }
+
+    get prefix() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["prefix"];
+    }
+
+    get localName() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["localName"];
+    }
+
+    get name() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["name"];
+    }
+
+    get value() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol]["value"];
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    set value(V) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      V = conversions["DOMString"](V, { context: "Failed to set the 'value' property on 'Attr': The provided value" });
+
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        esValue[implSymbol]["value"] = V;
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    get ownerElement() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["ownerElement"]);
+    }
+
+    get specified() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["specified"];
+    }
+  }
+  Object.defineProperties(Attr.prototype, {
+    namespaceURI: { enumerable: true },
+    prefix: { enumerable: true },
+    localName: { enumerable: true },
+    name: { enumerable: true },
+    value: { enumerable: true },
+    ownerElement: { enumerable: true },
+    specified: { enumerable: true },
+    [Symbol.toStringTag]: { value: "Attr", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = Attr;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: Attr
+  });
+};
+
+const Impl = require("../attributes/Attr-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/BarProp.js

@@ -0,0 +1,118 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "BarProp";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'BarProp'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["BarProp"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor BarProp is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class BarProp {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    get visible() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["visible"];
+    }
+  }
+  Object.defineProperties(BarProp.prototype, {
+    visible: { enumerable: true },
+    [Symbol.toStringTag]: { value: "BarProp", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = BarProp;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: BarProp
+  });
+};
+
+const Impl = require("../window/BarProp-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/BinaryType.js

@@ -0,0 +1,12 @@
+"use strict";
+
+const enumerationValues = new Set(["blob", "arraybuffer"]);
+exports.enumerationValues = enumerationValues;
+
+exports.convert = function convert(value, { context = "The provided value" } = {}) {
+  const string = `${value}`;
+  if (!enumerationValues.has(string)) {
+    throw new TypeError(`${context} '${string}' is not a valid enumeration value for BinaryType`);
+  }
+  return string;
+};

node_modules/jsdom/lib/jsdom/living/generated/Blob.js

@@ -0,0 +1,198 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const BlobPropertyBag = require("./BlobPropertyBag.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "Blob";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'Blob'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["Blob"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor Blob is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window", "Worker"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class Blob {
+    constructor() {
+      const args = [];
+      {
+        let curArg = arguments[0];
+        if (curArg !== undefined) {
+          if (!utils.isObject(curArg)) {
+            throw new TypeError("Failed to construct 'Blob': parameter 1" + " is not an iterable object.");
+          } else {
+            const V = [];
+            const tmp = curArg;
+            for (let nextItem of tmp) {
+              if (exports.is(nextItem)) {
+                nextItem = utils.implForWrapper(nextItem);
+              } else if (utils.isArrayBuffer(nextItem)) {
+              } else if (ArrayBuffer.isView(nextItem)) {
+              } else {
+                nextItem = conversions["USVString"](nextItem, {
+                  context: "Failed to construct 'Blob': parameter 1" + "'s element"
+                });
+              }
+              V.push(nextItem);
+            }
+            curArg = V;
+          }
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = BlobPropertyBag.convert(curArg, { context: "Failed to construct 'Blob': parameter 2" });
+        args.push(curArg);
+      }
+      return exports.setup(Object.create(new.target.prototype), globalObject, args);
+    }
+
+    slice() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        if (curArg !== undefined) {
+          curArg = conversions["long long"](curArg, {
+            context: "Failed to execute 'slice' on 'Blob': parameter 1",
+            clamp: true
+          });
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        if (curArg !== undefined) {
+          curArg = conversions["long long"](curArg, {
+            context: "Failed to execute 'slice' on 'Blob': parameter 2",
+            clamp: true
+          });
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        if (curArg !== undefined) {
+          curArg = conversions["DOMString"](curArg, { context: "Failed to execute 'slice' on 'Blob': parameter 3" });
+        }
+        args.push(curArg);
+      }
+      return utils.tryWrapperForImpl(esValue[implSymbol].slice(...args));
+    }
+
+    get size() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["size"];
+    }
+
+    get type() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["type"];
+    }
+  }
+  Object.defineProperties(Blob.prototype, {
+    slice: { enumerable: true },
+    size: { enumerable: true },
+    type: { enumerable: true },
+    [Symbol.toStringTag]: { value: "Blob", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = Blob;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: Blob
+  });
+};
+
+const Impl = require("../file-api/Blob-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/BlobPropertyBag.js

@@ -0,0 +1,42 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const EndingType = require("./EndingType.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  {
+    const key = "endings";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = EndingType.convert(value, { context: context + " has member 'endings' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = "transparent";
+    }
+  }
+
+  {
+    const key = "type";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["DOMString"](value, { context: context + " has member 'type' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = "";
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/CDATASection.js

@@ -0,0 +1,114 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+const Text = require("./Text.js");
+
+const interfaceName = "CDATASection";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'CDATASection'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["CDATASection"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor CDATASection is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Text._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.Text === undefined) {
+    throw new Error("Internal error: attempting to evaluate CDATASection before Text");
+  }
+  class CDATASection extends globalObject.Text {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+  }
+  Object.defineProperties(CDATASection.prototype, {
+    [Symbol.toStringTag]: { value: "CDATASection", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = CDATASection;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: CDATASection
+  });
+};
+
+const Impl = require("../nodes/CDATASection-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/CanPlayTypeResult.js

@@ -0,0 +1,12 @@
+"use strict";
+
+const enumerationValues = new Set(["", "maybe", "probably"]);
+exports.enumerationValues = enumerationValues;
+
+exports.convert = function convert(value, { context = "The provided value" } = {}) {
+  const string = `${value}`;
+  if (!enumerationValues.has(string)) {
+    throw new TypeError(`${context} '${string}' is not a valid enumeration value for CanPlayTypeResult`);
+  }
+  return string;
+};

node_modules/jsdom/lib/jsdom/living/generated/CharacterData.js

@@ -0,0 +1,432 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const Node = require("./Node.js");
+const ceReactionsPreSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPreSteps;
+const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "CharacterData";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'CharacterData'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["CharacterData"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor CharacterData is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Node._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.Node === undefined) {
+    throw new Error("Internal error: attempting to evaluate CharacterData before Node");
+  }
+  class CharacterData extends globalObject.Node {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    substringData(offset, count) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to execute 'substringData' on 'CharacterData': 2 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["unsigned long"](curArg, {
+          context: "Failed to execute 'substringData' on 'CharacterData': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = conversions["unsigned long"](curArg, {
+          context: "Failed to execute 'substringData' on 'CharacterData': parameter 2"
+        });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].substringData(...args);
+    }
+
+    appendData(data) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'appendData' on 'CharacterData': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'appendData' on 'CharacterData': parameter 1"
+        });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].appendData(...args);
+    }
+
+    insertData(offset, data) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to execute 'insertData' on 'CharacterData': 2 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["unsigned long"](curArg, {
+          context: "Failed to execute 'insertData' on 'CharacterData': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'insertData' on 'CharacterData': parameter 2"
+        });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].insertData(...args);
+    }
+
+    deleteData(offset, count) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to execute 'deleteData' on 'CharacterData': 2 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["unsigned long"](curArg, {
+          context: "Failed to execute 'deleteData' on 'CharacterData': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = conversions["unsigned long"](curArg, {
+          context: "Failed to execute 'deleteData' on 'CharacterData': parameter 2"
+        });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].deleteData(...args);
+    }
+
+    replaceData(offset, count, data) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 3) {
+        throw new TypeError(
+          "Failed to execute 'replaceData' on 'CharacterData': 3 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["unsigned long"](curArg, {
+          context: "Failed to execute 'replaceData' on 'CharacterData': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = conversions["unsigned long"](curArg, {
+          context: "Failed to execute 'replaceData' on 'CharacterData': parameter 2"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'replaceData' on 'CharacterData': parameter 3"
+        });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].replaceData(...args);
+    }
+
+    before() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        if (Node.is(curArg)) {
+          curArg = utils.implForWrapper(curArg);
+        } else {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'before' on 'CharacterData': parameter " + (i + 1)
+          });
+        }
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].before(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    after() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        if (Node.is(curArg)) {
+          curArg = utils.implForWrapper(curArg);
+        } else {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'after' on 'CharacterData': parameter " + (i + 1)
+          });
+        }
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].after(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    replaceWith() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        if (Node.is(curArg)) {
+          curArg = utils.implForWrapper(curArg);
+        } else {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'replaceWith' on 'CharacterData': parameter " + (i + 1)
+          });
+        }
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].replaceWith(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    remove() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].remove();
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    get data() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["data"];
+    }
+
+    set data(V) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      V = conversions["DOMString"](V, {
+        context: "Failed to set the 'data' property on 'CharacterData': The provided value",
+        treatNullAsEmptyString: true
+      });
+
+      esValue[implSymbol]["data"] = V;
+    }
+
+    get length() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["length"];
+    }
+
+    get previousElementSibling() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["previousElementSibling"]);
+    }
+
+    get nextElementSibling() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["nextElementSibling"]);
+    }
+  }
+  Object.defineProperties(CharacterData.prototype, {
+    substringData: { enumerable: true },
+    appendData: { enumerable: true },
+    insertData: { enumerable: true },
+    deleteData: { enumerable: true },
+    replaceData: { enumerable: true },
+    before: { enumerable: true },
+    after: { enumerable: true },
+    replaceWith: { enumerable: true },
+    remove: { enumerable: true },
+    data: { enumerable: true },
+    length: { enumerable: true },
+    previousElementSibling: { enumerable: true },
+    nextElementSibling: { enumerable: true },
+    [Symbol.toStringTag]: { value: "CharacterData", configurable: true },
+    [Symbol.unscopables]: {
+      value: { before: true, after: true, replaceWith: true, remove: true, __proto__: null },
+      configurable: true
+    }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = CharacterData;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: CharacterData
+  });
+};
+
+const Impl = require("../nodes/CharacterData-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/CloseEvent.js

@@ -0,0 +1,164 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const CloseEventInit = require("./CloseEventInit.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+const Event = require("./Event.js");
+
+const interfaceName = "CloseEvent";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'CloseEvent'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["CloseEvent"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor CloseEvent is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Event._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window", "Worker"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.Event === undefined) {
+    throw new Error("Internal error: attempting to evaluate CloseEvent before Event");
+  }
+  class CloseEvent extends globalObject.Event {
+    constructor(type) {
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to construct 'CloseEvent': 1 argument required, but only " + arguments.length + " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, { context: "Failed to construct 'CloseEvent': parameter 1" });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = CloseEventInit.convert(curArg, { context: "Failed to construct 'CloseEvent': parameter 2" });
+        args.push(curArg);
+      }
+      return exports.setup(Object.create(new.target.prototype), globalObject, args);
+    }
+
+    get wasClean() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["wasClean"];
+    }
+
+    get code() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["code"];
+    }
+
+    get reason() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["reason"];
+    }
+  }
+  Object.defineProperties(CloseEvent.prototype, {
+    wasClean: { enumerable: true },
+    code: { enumerable: true },
+    reason: { enumerable: true },
+    [Symbol.toStringTag]: { value: "CloseEvent", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = CloseEvent;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: CloseEvent
+  });
+};
+
+const Impl = require("../events/CloseEvent-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/CloseEventInit.js

@@ -0,0 +1,56 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const EventInit = require("./EventInit.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  EventInit._convertInherit(obj, ret, { context });
+
+  {
+    const key = "code";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["unsigned short"](value, { context: context + " has member 'code' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = 0;
+    }
+  }
+
+  {
+    const key = "reason";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["USVString"](value, { context: context + " has member 'reason' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = "";
+    }
+  }
+
+  {
+    const key = "wasClean";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'wasClean' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/Comment.js

@@ -0,0 +1,122 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+const CharacterData = require("./CharacterData.js");
+
+const interfaceName = "Comment";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'Comment'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["Comment"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor Comment is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  CharacterData._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.CharacterData === undefined) {
+    throw new Error("Internal error: attempting to evaluate Comment before CharacterData");
+  }
+  class Comment extends globalObject.CharacterData {
+    constructor() {
+      const args = [];
+      {
+        let curArg = arguments[0];
+        if (curArg !== undefined) {
+          curArg = conversions["DOMString"](curArg, { context: "Failed to construct 'Comment': parameter 1" });
+        } else {
+          curArg = "";
+        }
+        args.push(curArg);
+      }
+      return exports.setup(Object.create(new.target.prototype), globalObject, args);
+    }
+  }
+  Object.defineProperties(Comment.prototype, { [Symbol.toStringTag]: { value: "Comment", configurable: true } });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = Comment;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: Comment
+  });
+};
+
+const Impl = require("../nodes/Comment-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/CompositionEvent.js

@@ -0,0 +1,215 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const CompositionEventInit = require("./CompositionEventInit.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+const UIEvent = require("./UIEvent.js");
+
+const interfaceName = "CompositionEvent";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'CompositionEvent'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["CompositionEvent"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor CompositionEvent is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  UIEvent._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.UIEvent === undefined) {
+    throw new Error("Internal error: attempting to evaluate CompositionEvent before UIEvent");
+  }
+  class CompositionEvent extends globalObject.UIEvent {
+    constructor(type) {
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to construct 'CompositionEvent': 1 argument required, but only " + arguments.length + " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, { context: "Failed to construct 'CompositionEvent': parameter 1" });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = CompositionEventInit.convert(curArg, {
+          context: "Failed to construct 'CompositionEvent': parameter 2"
+        });
+        args.push(curArg);
+      }
+      return exports.setup(Object.create(new.target.prototype), globalObject, args);
+    }
+
+    initCompositionEvent(typeArg) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'initCompositionEvent' on 'CompositionEvent': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'initCompositionEvent' on 'CompositionEvent': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        if (curArg !== undefined) {
+          curArg = conversions["boolean"](curArg, {
+            context: "Failed to execute 'initCompositionEvent' on 'CompositionEvent': parameter 2"
+          });
+        } else {
+          curArg = false;
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        if (curArg !== undefined) {
+          curArg = conversions["boolean"](curArg, {
+            context: "Failed to execute 'initCompositionEvent' on 'CompositionEvent': parameter 3"
+          });
+        } else {
+          curArg = false;
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[3];
+        if (curArg !== undefined) {
+          if (curArg === null || curArg === undefined) {
+            curArg = null;
+          } else {
+            curArg = utils.tryImplForWrapper(curArg);
+          }
+        } else {
+          curArg = null;
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[4];
+        if (curArg !== undefined) {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'initCompositionEvent' on 'CompositionEvent': parameter 5"
+          });
+        } else {
+          curArg = "";
+        }
+        args.push(curArg);
+      }
+      return esValue[implSymbol].initCompositionEvent(...args);
+    }
+
+    get data() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["data"];
+    }
+  }
+  Object.defineProperties(CompositionEvent.prototype, {
+    initCompositionEvent: { enumerable: true },
+    data: { enumerable: true },
+    [Symbol.toStringTag]: { value: "CompositionEvent", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = CompositionEvent;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: CompositionEvent
+  });
+};
+
+const Impl = require("../events/CompositionEvent-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/CompositionEventInit.js

@@ -0,0 +1,32 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const UIEventInit = require("./UIEventInit.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  UIEventInit._convertInherit(obj, ret, { context });
+
+  {
+    const key = "data";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["DOMString"](value, { context: context + " has member 'data' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = "";
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/CustomElementRegistry.js

@@ -0,0 +1,237 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const ElementDefinitionOptions = require("./ElementDefinitionOptions.js");
+const ceReactionsPreSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPreSteps;
+const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
+const Node = require("./Node.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "CustomElementRegistry";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'CustomElementRegistry'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["CustomElementRegistry"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor CustomElementRegistry is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class CustomElementRegistry {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    define(name, constructor) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to execute 'define' on 'CustomElementRegistry': 2 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'define' on 'CustomElementRegistry': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = utils.tryImplForWrapper(curArg);
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        curArg = ElementDefinitionOptions.convert(curArg, {
+          context: "Failed to execute 'define' on 'CustomElementRegistry': parameter 3"
+        });
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].define(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    get(name) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'get' on 'CustomElementRegistry': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'get' on 'CustomElementRegistry': parameter 1"
+        });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].get(...args);
+    }
+
+    whenDefined(name) {
+      try {
+        const esValue = this !== null && this !== undefined ? this : globalObject;
+        if (!exports.is(esValue)) {
+          throw new TypeError("Illegal invocation");
+        }
+
+        if (arguments.length < 1) {
+          throw new TypeError(
+            "Failed to execute 'whenDefined' on 'CustomElementRegistry': 1 argument required, but only " +
+              arguments.length +
+              " present."
+          );
+        }
+        const args = [];
+        {
+          let curArg = arguments[0];
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'whenDefined' on 'CustomElementRegistry': parameter 1"
+          });
+          args.push(curArg);
+        }
+        return utils.tryWrapperForImpl(esValue[implSymbol].whenDefined(...args));
+      } catch (e) {
+        return Promise.reject(e);
+      }
+    }
+
+    upgrade(root) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'upgrade' on 'CustomElementRegistry': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = Node.convert(curArg, {
+          context: "Failed to execute 'upgrade' on 'CustomElementRegistry': parameter 1"
+        });
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].upgrade(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+  }
+  Object.defineProperties(CustomElementRegistry.prototype, {
+    define: { enumerable: true },
+    get: { enumerable: true },
+    whenDefined: { enumerable: true },
+    upgrade: { enumerable: true },
+    [Symbol.toStringTag]: { value: "CustomElementRegistry", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = CustomElementRegistry;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: CustomElementRegistry
+  });
+};
+
+const Impl = require("../custom-elements/CustomElementRegistry-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/CustomEvent.js

@@ -0,0 +1,200 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const CustomEventInit = require("./CustomEventInit.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+const Event = require("./Event.js");
+
+const interfaceName = "CustomEvent";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'CustomEvent'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["CustomEvent"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor CustomEvent is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Event._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window", "Worker"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.Event === undefined) {
+    throw new Error("Internal error: attempting to evaluate CustomEvent before Event");
+  }
+  class CustomEvent extends globalObject.Event {
+    constructor(type) {
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to construct 'CustomEvent': 1 argument required, but only " + arguments.length + " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, { context: "Failed to construct 'CustomEvent': parameter 1" });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = CustomEventInit.convert(curArg, { context: "Failed to construct 'CustomEvent': parameter 2" });
+        args.push(curArg);
+      }
+      return exports.setup(Object.create(new.target.prototype), globalObject, args);
+    }
+
+    initCustomEvent(type) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'initCustomEvent' on 'CustomEvent': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'initCustomEvent' on 'CustomEvent': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        if (curArg !== undefined) {
+          curArg = conversions["boolean"](curArg, {
+            context: "Failed to execute 'initCustomEvent' on 'CustomEvent': parameter 2"
+          });
+        } else {
+          curArg = false;
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        if (curArg !== undefined) {
+          curArg = conversions["boolean"](curArg, {
+            context: "Failed to execute 'initCustomEvent' on 'CustomEvent': parameter 3"
+          });
+        } else {
+          curArg = false;
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[3];
+        if (curArg !== undefined) {
+          curArg = conversions["any"](curArg, {
+            context: "Failed to execute 'initCustomEvent' on 'CustomEvent': parameter 4"
+          });
+        } else {
+          curArg = null;
+        }
+        args.push(curArg);
+      }
+      return esValue[implSymbol].initCustomEvent(...args);
+    }
+
+    get detail() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["detail"];
+    }
+  }
+  Object.defineProperties(CustomEvent.prototype, {
+    initCustomEvent: { enumerable: true },
+    detail: { enumerable: true },
+    [Symbol.toStringTag]: { value: "CustomEvent", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = CustomEvent;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: CustomEvent
+  });
+};
+
+const Impl = require("../events/CustomEvent-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/CustomEventInit.js

@@ -0,0 +1,32 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const EventInit = require("./EventInit.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  EventInit._convertInherit(obj, ret, { context });
+
+  {
+    const key = "detail";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["any"](value, { context: context + " has member 'detail' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = null;
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/DOMImplementation.js

@@ -0,0 +1,228 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const DocumentType = require("./DocumentType.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "DOMImplementation";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'DOMImplementation'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["DOMImplementation"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor DOMImplementation is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class DOMImplementation {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    createDocumentType(qualifiedName, publicId, systemId) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 3) {
+        throw new TypeError(
+          "Failed to execute 'createDocumentType' on 'DOMImplementation': 3 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'createDocumentType' on 'DOMImplementation': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'createDocumentType' on 'DOMImplementation': parameter 2"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'createDocumentType' on 'DOMImplementation': parameter 3"
+        });
+        args.push(curArg);
+      }
+      return utils.tryWrapperForImpl(esValue[implSymbol].createDocumentType(...args));
+    }
+
+    createDocument(namespace, qualifiedName) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to execute 'createDocument' on 'DOMImplementation': 2 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        if (curArg === null || curArg === undefined) {
+          curArg = null;
+        } else {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'createDocument' on 'DOMImplementation': parameter 1"
+          });
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'createDocument' on 'DOMImplementation': parameter 2",
+          treatNullAsEmptyString: true
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        if (curArg !== undefined) {
+          if (curArg === null || curArg === undefined) {
+            curArg = null;
+          } else {
+            curArg = DocumentType.convert(curArg, {
+              context: "Failed to execute 'createDocument' on 'DOMImplementation': parameter 3"
+            });
+          }
+        } else {
+          curArg = null;
+        }
+        args.push(curArg);
+      }
+      return utils.tryWrapperForImpl(esValue[implSymbol].createDocument(...args));
+    }
+
+    createHTMLDocument() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        if (curArg !== undefined) {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'createHTMLDocument' on 'DOMImplementation': parameter 1"
+          });
+        }
+        args.push(curArg);
+      }
+      return utils.tryWrapperForImpl(esValue[implSymbol].createHTMLDocument(...args));
+    }
+
+    hasFeature() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol].hasFeature();
+    }
+  }
+  Object.defineProperties(DOMImplementation.prototype, {
+    createDocumentType: { enumerable: true },
+    createDocument: { enumerable: true },
+    createHTMLDocument: { enumerable: true },
+    hasFeature: { enumerable: true },
+    [Symbol.toStringTag]: { value: "DOMImplementation", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = DOMImplementation;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: DOMImplementation
+  });
+};
+
+const Impl = require("../nodes/DOMImplementation-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/DOMParser.js

@@ -0,0 +1,140 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const SupportedType = require("./SupportedType.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "DOMParser";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'DOMParser'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["DOMParser"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor DOMParser is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class DOMParser {
+    constructor() {
+      return exports.setup(Object.create(new.target.prototype), globalObject, undefined);
+    }
+
+    parseFromString(str, type) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to execute 'parseFromString' on 'DOMParser': 2 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'parseFromString' on 'DOMParser': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = SupportedType.convert(curArg, {
+          context: "Failed to execute 'parseFromString' on 'DOMParser': parameter 2"
+        });
+        args.push(curArg);
+      }
+      return utils.tryWrapperForImpl(esValue[implSymbol].parseFromString(...args));
+    }
+  }
+  Object.defineProperties(DOMParser.prototype, {
+    parseFromString: { enumerable: true },
+    [Symbol.toStringTag]: { value: "DOMParser", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = DOMParser;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: DOMParser
+  });
+};
+
+const Impl = require("../domparsing/DOMParser-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/DOMStringMap.js

@@ -0,0 +1,320 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const ceReactionsPreSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPreSteps;
+const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "DOMStringMap";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'DOMStringMap'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["DOMStringMap"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor DOMStringMap is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+function makeProxy(wrapper, globalObject) {
+  let proxyHandler = proxyHandlerCache.get(globalObject);
+  if (proxyHandler === undefined) {
+    proxyHandler = new ProxyHandler(globalObject);
+    proxyHandlerCache.set(globalObject, proxyHandler);
+  }
+  return new Proxy(wrapper, proxyHandler);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper = makeProxy(wrapper, globalObject);
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  let wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper = makeProxy(wrapper, globalObject);
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class DOMStringMap {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+  }
+  Object.defineProperties(DOMStringMap.prototype, {
+    [Symbol.toStringTag]: { value: "DOMStringMap", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = DOMStringMap;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: DOMStringMap
+  });
+};
+
+const proxyHandlerCache = new WeakMap();
+class ProxyHandler {
+  constructor(globalObject) {
+    this._globalObject = globalObject;
+  }
+
+  get(target, P, receiver) {
+    if (typeof P === "symbol") {
+      return Reflect.get(target, P, receiver);
+    }
+    const desc = this.getOwnPropertyDescriptor(target, P);
+    if (desc === undefined) {
+      const parent = Object.getPrototypeOf(target);
+      if (parent === null) {
+        return undefined;
+      }
+      return Reflect.get(target, P, receiver);
+    }
+    if (!desc.get && !desc.set) {
+      return desc.value;
+    }
+    const getter = desc.get;
+    if (getter === undefined) {
+      return undefined;
+    }
+    return Reflect.apply(getter, receiver, []);
+  }
+
+  has(target, P) {
+    if (typeof P === "symbol") {
+      return Reflect.has(target, P);
+    }
+    const desc = this.getOwnPropertyDescriptor(target, P);
+    if (desc !== undefined) {
+      return true;
+    }
+    const parent = Object.getPrototypeOf(target);
+    if (parent !== null) {
+      return Reflect.has(parent, P);
+    }
+    return false;
+  }
+
+  ownKeys(target) {
+    const keys = new Set();
+
+    for (const key of target[implSymbol][utils.supportedPropertyNames]) {
+      if (!utils.hasOwn(target, key)) {
+        keys.add(`${key}`);
+      }
+    }
+
+    for (const key of Reflect.ownKeys(target)) {
+      keys.add(key);
+    }
+    return [...keys];
+  }
+
+  getOwnPropertyDescriptor(target, P) {
+    if (typeof P === "symbol") {
+      return Reflect.getOwnPropertyDescriptor(target, P);
+    }
+    let ignoreNamedProps = false;
+
+    const namedValue = target[implSymbol][utils.namedGet](P);
+
+    if (namedValue !== undefined && !utils.hasOwn(target, P) && !ignoreNamedProps) {
+      return {
+        writable: true,
+        enumerable: true,
+        configurable: true,
+        value: utils.tryWrapperForImpl(namedValue)
+      };
+    }
+
+    return Reflect.getOwnPropertyDescriptor(target, P);
+  }
+
+  set(target, P, V, receiver) {
+    if (typeof P === "symbol") {
+      return Reflect.set(target, P, V, receiver);
+    }
+    if (target === receiver) {
+      const globalObject = this._globalObject;
+
+      if (typeof P === "string" && !utils.isArrayIndexPropName(P)) {
+        let namedValue = V;
+
+        namedValue = conversions["DOMString"](namedValue, {
+          context: "Failed to set the '" + P + "' property on 'DOMStringMap': The provided value"
+        });
+
+        ceReactionsPreSteps_helpers_custom_elements(globalObject);
+        try {
+          const creating = !(target[implSymbol][utils.namedGet](P) !== undefined);
+          if (creating) {
+            target[implSymbol][utils.namedSetNew](P, namedValue);
+          } else {
+            target[implSymbol][utils.namedSetExisting](P, namedValue);
+          }
+        } finally {
+          ceReactionsPostSteps_helpers_custom_elements(globalObject);
+        }
+
+        return true;
+      }
+    }
+    let ownDesc;
+
+    if (ownDesc === undefined) {
+      ownDesc = Reflect.getOwnPropertyDescriptor(target, P);
+    }
+    if (ownDesc === undefined) {
+      const parent = Reflect.getPrototypeOf(target);
+      if (parent !== null) {
+        return Reflect.set(parent, P, V, receiver);
+      }
+      ownDesc = { writable: true, enumerable: true, configurable: true, value: undefined };
+    }
+    if (!ownDesc.writable) {
+      return false;
+    }
+    if (!utils.isObject(receiver)) {
+      return false;
+    }
+    const existingDesc = Reflect.getOwnPropertyDescriptor(receiver, P);
+    let valueDesc;
+    if (existingDesc !== undefined) {
+      if (existingDesc.get || existingDesc.set) {
+        return false;
+      }
+      if (!existingDesc.writable) {
+        return false;
+      }
+      valueDesc = { value: V };
+    } else {
+      valueDesc = { writable: true, enumerable: true, configurable: true, value: V };
+    }
+    return Reflect.defineProperty(receiver, P, valueDesc);
+  }
+
+  defineProperty(target, P, desc) {
+    if (typeof P === "symbol") {
+      return Reflect.defineProperty(target, P, desc);
+    }
+
+    const globalObject = this._globalObject;
+
+    if (desc.get || desc.set) {
+      return false;
+    }
+
+    let namedValue = desc.value;
+
+    namedValue = conversions["DOMString"](namedValue, {
+      context: "Failed to set the '" + P + "' property on 'DOMStringMap': The provided value"
+    });
+
+    ceReactionsPreSteps_helpers_custom_elements(globalObject);
+    try {
+      const creating = !(target[implSymbol][utils.namedGet](P) !== undefined);
+      if (creating) {
+        target[implSymbol][utils.namedSetNew](P, namedValue);
+      } else {
+        target[implSymbol][utils.namedSetExisting](P, namedValue);
+      }
+    } finally {
+      ceReactionsPostSteps_helpers_custom_elements(globalObject);
+    }
+
+    return true;
+  }
+
+  deleteProperty(target, P) {
+    if (typeof P === "symbol") {
+      return Reflect.deleteProperty(target, P);
+    }
+
+    const globalObject = this._globalObject;
+
+    if (target[implSymbol][utils.namedGet](P) !== undefined && !utils.hasOwn(target, P)) {
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        target[implSymbol][utils.namedDelete](P);
+        return true;
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    return Reflect.deleteProperty(target, P);
+  }
+
+  preventExtensions() {
+    return false;
+  }
+}
+
+const Impl = require("../nodes/DOMStringMap-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/DOMTokenList.js

@@ -0,0 +1,530 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const ceReactionsPreSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPreSteps;
+const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "DOMTokenList";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'DOMTokenList'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["DOMTokenList"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor DOMTokenList is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper = new Proxy(wrapper, proxyHandler);
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  let wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper = new Proxy(wrapper, proxyHandler);
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class DOMTokenList {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    item(index) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'item' on 'DOMTokenList': 1 argument required, but only " + arguments.length + " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["unsigned long"](curArg, {
+          context: "Failed to execute 'item' on 'DOMTokenList': parameter 1"
+        });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].item(...args);
+    }
+
+    contains(token) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'contains' on 'DOMTokenList': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'contains' on 'DOMTokenList': parameter 1"
+        });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].contains(...args);
+    }
+
+    add() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'add' on 'DOMTokenList': parameter " + (i + 1)
+        });
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].add(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    remove() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'remove' on 'DOMTokenList': parameter " + (i + 1)
+        });
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].remove(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    toggle(token) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'toggle' on 'DOMTokenList': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'toggle' on 'DOMTokenList': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        if (curArg !== undefined) {
+          curArg = conversions["boolean"](curArg, {
+            context: "Failed to execute 'toggle' on 'DOMTokenList': parameter 2"
+          });
+        }
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].toggle(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    replace(token, newToken) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to execute 'replace' on 'DOMTokenList': 2 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'replace' on 'DOMTokenList': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'replace' on 'DOMTokenList': parameter 2"
+        });
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].replace(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    supports(token) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'supports' on 'DOMTokenList': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'supports' on 'DOMTokenList': parameter 1"
+        });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].supports(...args);
+    }
+
+    get length() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["length"];
+    }
+
+    get value() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol]["value"];
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    set value(V) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      V = conversions["DOMString"](V, {
+        context: "Failed to set the 'value' property on 'DOMTokenList': The provided value"
+      });
+
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        esValue[implSymbol]["value"] = V;
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    toString() {
+      const esValue = this;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol]["value"];
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+  }
+  Object.defineProperties(DOMTokenList.prototype, {
+    item: { enumerable: true },
+    contains: { enumerable: true },
+    add: { enumerable: true },
+    remove: { enumerable: true },
+    toggle: { enumerable: true },
+    replace: { enumerable: true },
+    supports: { enumerable: true },
+    length: { enumerable: true },
+    value: { enumerable: true },
+    toString: { enumerable: true },
+    [Symbol.toStringTag]: { value: "DOMTokenList", configurable: true },
+    [Symbol.iterator]: { value: Array.prototype[Symbol.iterator], configurable: true, writable: true },
+    keys: { value: Array.prototype.keys, configurable: true, enumerable: true, writable: true },
+    values: { value: Array.prototype[Symbol.iterator], configurable: true, enumerable: true, writable: true },
+    entries: { value: Array.prototype.entries, configurable: true, enumerable: true, writable: true },
+    forEach: { value: Array.prototype.forEach, configurable: true, enumerable: true, writable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = DOMTokenList;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: DOMTokenList
+  });
+};
+
+const proxyHandler = {
+  get(target, P, receiver) {
+    if (typeof P === "symbol") {
+      return Reflect.get(target, P, receiver);
+    }
+    const desc = this.getOwnPropertyDescriptor(target, P);
+    if (desc === undefined) {
+      const parent = Object.getPrototypeOf(target);
+      if (parent === null) {
+        return undefined;
+      }
+      return Reflect.get(target, P, receiver);
+    }
+    if (!desc.get && !desc.set) {
+      return desc.value;
+    }
+    const getter = desc.get;
+    if (getter === undefined) {
+      return undefined;
+    }
+    return Reflect.apply(getter, receiver, []);
+  },
+
+  has(target, P) {
+    if (typeof P === "symbol") {
+      return Reflect.has(target, P);
+    }
+    const desc = this.getOwnPropertyDescriptor(target, P);
+    if (desc !== undefined) {
+      return true;
+    }
+    const parent = Object.getPrototypeOf(target);
+    if (parent !== null) {
+      return Reflect.has(parent, P);
+    }
+    return false;
+  },
+
+  ownKeys(target) {
+    const keys = new Set();
+
+    for (const key of target[implSymbol][utils.supportedPropertyIndices]) {
+      keys.add(`${key}`);
+    }
+
+    for (const key of Reflect.ownKeys(target)) {
+      keys.add(key);
+    }
+    return [...keys];
+  },
+
+  getOwnPropertyDescriptor(target, P) {
+    if (typeof P === "symbol") {
+      return Reflect.getOwnPropertyDescriptor(target, P);
+    }
+    let ignoreNamedProps = false;
+
+    if (utils.isArrayIndexPropName(P)) {
+      const index = P >>> 0;
+      const indexedValue = target[implSymbol].item(index);
+      if (indexedValue !== null) {
+        return {
+          writable: false,
+          enumerable: true,
+          configurable: true,
+          value: utils.tryWrapperForImpl(indexedValue)
+        };
+      }
+      ignoreNamedProps = true;
+    }
+
+    return Reflect.getOwnPropertyDescriptor(target, P);
+  },
+
+  set(target, P, V, receiver) {
+    if (typeof P === "symbol") {
+      return Reflect.set(target, P, V, receiver);
+    }
+    if (target === receiver) {
+      utils.isArrayIndexPropName(P);
+    }
+    let ownDesc;
+
+    if (utils.isArrayIndexPropName(P)) {
+      const index = P >>> 0;
+      const indexedValue = target[implSymbol].item(index);
+      if (indexedValue !== null) {
+        ownDesc = {
+          writable: false,
+          enumerable: true,
+          configurable: true,
+          value: utils.tryWrapperForImpl(indexedValue)
+        };
+      }
+    }
+
+    if (ownDesc === undefined) {
+      ownDesc = Reflect.getOwnPropertyDescriptor(target, P);
+    }
+    if (ownDesc === undefined) {
+      const parent = Reflect.getPrototypeOf(target);
+      if (parent !== null) {
+        return Reflect.set(parent, P, V, receiver);
+      }
+      ownDesc = { writable: true, enumerable: true, configurable: true, value: undefined };
+    }
+    if (!ownDesc.writable) {
+      return false;
+    }
+    if (!utils.isObject(receiver)) {
+      return false;
+    }
+    const existingDesc = Reflect.getOwnPropertyDescriptor(receiver, P);
+    let valueDesc;
+    if (existingDesc !== undefined) {
+      if (existingDesc.get || existingDesc.set) {
+        return false;
+      }
+      if (!existingDesc.writable) {
+        return false;
+      }
+      valueDesc = { value: V };
+    } else {
+      valueDesc = { writable: true, enumerable: true, configurable: true, value: V };
+    }
+    return Reflect.defineProperty(receiver, P, valueDesc);
+  },
+
+  defineProperty(target, P, desc) {
+    if (typeof P === "symbol") {
+      return Reflect.defineProperty(target, P, desc);
+    }
+
+    if (utils.isArrayIndexPropName(P)) {
+      return false;
+    }
+
+    return Reflect.defineProperty(target, P, desc);
+  },
+
+  deleteProperty(target, P) {
+    if (typeof P === "symbol") {
+      return Reflect.deleteProperty(target, P);
+    }
+
+    if (utils.isArrayIndexPropName(P)) {
+      const index = P >>> 0;
+      return !(target[implSymbol].item(index) !== null);
+    }
+
+    return Reflect.deleteProperty(target, P);
+  },
+
+  preventExtensions() {
+    return false;
+  }
+};
+
+const Impl = require("../nodes/DOMTokenList-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/DocumentFragment.js

@@ -0,0 +1,290 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const Node = require("./Node.js");
+const ceReactionsPreSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPreSteps;
+const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "DocumentFragment";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'DocumentFragment'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["DocumentFragment"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor DocumentFragment is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Node._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.Node === undefined) {
+    throw new Error("Internal error: attempting to evaluate DocumentFragment before Node");
+  }
+  class DocumentFragment extends globalObject.Node {
+    constructor() {
+      return exports.setup(Object.create(new.target.prototype), globalObject, undefined);
+    }
+
+    getElementById(elementId) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'getElementById' on 'DocumentFragment': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'getElementById' on 'DocumentFragment': parameter 1"
+        });
+        args.push(curArg);
+      }
+      return utils.tryWrapperForImpl(esValue[implSymbol].getElementById(...args));
+    }
+
+    prepend() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        if (Node.is(curArg)) {
+          curArg = utils.implForWrapper(curArg);
+        } else {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'prepend' on 'DocumentFragment': parameter " + (i + 1)
+          });
+        }
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].prepend(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    append() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        if (Node.is(curArg)) {
+          curArg = utils.implForWrapper(curArg);
+        } else {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'append' on 'DocumentFragment': parameter " + (i + 1)
+          });
+        }
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].append(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    querySelector(selectors) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'querySelector' on 'DocumentFragment': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'querySelector' on 'DocumentFragment': parameter 1"
+        });
+        args.push(curArg);
+      }
+      return utils.tryWrapperForImpl(esValue[implSymbol].querySelector(...args));
+    }
+
+    querySelectorAll(selectors) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'querySelectorAll' on 'DocumentFragment': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'querySelectorAll' on 'DocumentFragment': parameter 1"
+        });
+        args.push(curArg);
+      }
+      return utils.tryWrapperForImpl(esValue[implSymbol].querySelectorAll(...args));
+    }
+
+    get children() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.getSameObject(this, "children", () => {
+        return utils.tryWrapperForImpl(esValue[implSymbol]["children"]);
+      });
+    }
+
+    get firstElementChild() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["firstElementChild"]);
+    }
+
+    get lastElementChild() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["lastElementChild"]);
+    }
+
+    get childElementCount() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["childElementCount"];
+    }
+  }
+  Object.defineProperties(DocumentFragment.prototype, {
+    getElementById: { enumerable: true },
+    prepend: { enumerable: true },
+    append: { enumerable: true },
+    querySelector: { enumerable: true },
+    querySelectorAll: { enumerable: true },
+    children: { enumerable: true },
+    firstElementChild: { enumerable: true },
+    lastElementChild: { enumerable: true },
+    childElementCount: { enumerable: true },
+    [Symbol.toStringTag]: { value: "DocumentFragment", configurable: true },
+    [Symbol.unscopables]: { value: { prepend: true, append: true, __proto__: null }, configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = DocumentFragment;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: DocumentFragment
+  });
+};
+
+const Impl = require("../nodes/DocumentFragment-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/DocumentReadyState.js

@@ -0,0 +1,12 @@
+"use strict";
+
+const enumerationValues = new Set(["loading", "interactive", "complete"]);
+exports.enumerationValues = enumerationValues;
+
+exports.convert = function convert(value, { context = "The provided value" } = {}) {
+  const string = `${value}`;
+  if (!enumerationValues.has(string)) {
+    throw new TypeError(`${context} '${string}' is not a valid enumeration value for DocumentReadyState`);
+  }
+  return string;
+};

node_modules/jsdom/lib/jsdom/living/generated/DocumentType.js

@@ -0,0 +1,246 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const Node = require("./Node.js");
+const ceReactionsPreSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPreSteps;
+const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "DocumentType";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'DocumentType'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["DocumentType"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor DocumentType is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Node._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.Node === undefined) {
+    throw new Error("Internal error: attempting to evaluate DocumentType before Node");
+  }
+  class DocumentType extends globalObject.Node {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    before() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        if (Node.is(curArg)) {
+          curArg = utils.implForWrapper(curArg);
+        } else {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'before' on 'DocumentType': parameter " + (i + 1)
+          });
+        }
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].before(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    after() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        if (Node.is(curArg)) {
+          curArg = utils.implForWrapper(curArg);
+        } else {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'after' on 'DocumentType': parameter " + (i + 1)
+          });
+        }
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].after(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    replaceWith() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+      const args = [];
+      for (let i = 0; i < arguments.length; i++) {
+        let curArg = arguments[i];
+        if (Node.is(curArg)) {
+          curArg = utils.implForWrapper(curArg);
+        } else {
+          curArg = conversions["DOMString"](curArg, {
+            context: "Failed to execute 'replaceWith' on 'DocumentType': parameter " + (i + 1)
+          });
+        }
+        args.push(curArg);
+      }
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].replaceWith(...args);
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    remove() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      ceReactionsPreSteps_helpers_custom_elements(globalObject);
+      try {
+        return esValue[implSymbol].remove();
+      } finally {
+        ceReactionsPostSteps_helpers_custom_elements(globalObject);
+      }
+    }
+
+    get name() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["name"];
+    }
+
+    get publicId() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["publicId"];
+    }
+
+    get systemId() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["systemId"];
+    }
+  }
+  Object.defineProperties(DocumentType.prototype, {
+    before: { enumerable: true },
+    after: { enumerable: true },
+    replaceWith: { enumerable: true },
+    remove: { enumerable: true },
+    name: { enumerable: true },
+    publicId: { enumerable: true },
+    systemId: { enumerable: true },
+    [Symbol.toStringTag]: { value: "DocumentType", configurable: true },
+    [Symbol.unscopables]: {
+      value: { before: true, after: true, replaceWith: true, remove: true, __proto__: null },
+      configurable: true
+    }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = DocumentType;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: DocumentType
+  });
+};
+
+const Impl = require("../nodes/DocumentType-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/ElementCreationOptions.js

@@ -0,0 +1,26 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  {
+    const key = "is";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["DOMString"](value, { context: context + " has member 'is' that" });
+
+      ret[key] = value;
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/ElementDefinitionOptions.js

@@ -0,0 +1,26 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  {
+    const key = "extends";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["DOMString"](value, { context: context + " has member 'extends' that" });
+
+      ret[key] = value;
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/EndingType.js

@@ -0,0 +1,12 @@
+"use strict";
+
+const enumerationValues = new Set(["transparent", "native"]);
+exports.enumerationValues = enumerationValues;
+
+exports.convert = function convert(value, { context = "The provided value" } = {}) {
+  const string = `${value}`;
+  if (!enumerationValues.has(string)) {
+    throw new TypeError(`${context} '${string}' is not a valid enumeration value for EndingType`);
+  }
+  return string;
+};

node_modules/jsdom/lib/jsdom/living/generated/ErrorEvent.js

@@ -0,0 +1,186 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const ErrorEventInit = require("./ErrorEventInit.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+const Event = require("./Event.js");
+
+const interfaceName = "ErrorEvent";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'ErrorEvent'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["ErrorEvent"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor ErrorEvent is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Event._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window", "Worker"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.Event === undefined) {
+    throw new Error("Internal error: attempting to evaluate ErrorEvent before Event");
+  }
+  class ErrorEvent extends globalObject.Event {
+    constructor(type) {
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to construct 'ErrorEvent': 1 argument required, but only " + arguments.length + " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, { context: "Failed to construct 'ErrorEvent': parameter 1" });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = ErrorEventInit.convert(curArg, { context: "Failed to construct 'ErrorEvent': parameter 2" });
+        args.push(curArg);
+      }
+      return exports.setup(Object.create(new.target.prototype), globalObject, args);
+    }
+
+    get message() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["message"];
+    }
+
+    get filename() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["filename"];
+    }
+
+    get lineno() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["lineno"];
+    }
+
+    get colno() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["colno"];
+    }
+
+    get error() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["error"];
+    }
+  }
+  Object.defineProperties(ErrorEvent.prototype, {
+    message: { enumerable: true },
+    filename: { enumerable: true },
+    lineno: { enumerable: true },
+    colno: { enumerable: true },
+    error: { enumerable: true },
+    [Symbol.toStringTag]: { value: "ErrorEvent", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = ErrorEvent;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: ErrorEvent
+  });
+};
+
+const Impl = require("../events/ErrorEvent-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/ErrorEventInit.js

@@ -0,0 +1,80 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const EventInit = require("./EventInit.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  EventInit._convertInherit(obj, ret, { context });
+
+  {
+    const key = "colno";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["unsigned long"](value, { context: context + " has member 'colno' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = 0;
+    }
+  }
+
+  {
+    const key = "error";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["any"](value, { context: context + " has member 'error' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = null;
+    }
+  }
+
+  {
+    const key = "filename";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["USVString"](value, { context: context + " has member 'filename' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = "";
+    }
+  }
+
+  {
+    const key = "lineno";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["unsigned long"](value, { context: context + " has member 'lineno' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = 0;
+    }
+  }
+
+  {
+    const key = "message";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["DOMString"](value, { context: context + " has member 'message' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = "";
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/Event.js

@@ -0,0 +1,390 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const EventInit = require("./EventInit.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "Event";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'Event'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["Event"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor Event is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Object.defineProperties(
+    wrapper,
+    Object.getOwnPropertyDescriptors({
+      get isTrusted() {
+        const esValue = this !== null && this !== undefined ? this : globalObject;
+
+        if (!exports.is(esValue)) {
+          throw new TypeError("Illegal invocation");
+        }
+
+        return esValue[implSymbol]["isTrusted"];
+      }
+    })
+  );
+
+  Object.defineProperties(wrapper, { isTrusted: { configurable: false } });
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window", "Worker", "AudioWorklet"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class Event {
+    constructor(type) {
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to construct 'Event': 1 argument required, but only " + arguments.length + " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, { context: "Failed to construct 'Event': parameter 1" });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = EventInit.convert(curArg, { context: "Failed to construct 'Event': parameter 2" });
+        args.push(curArg);
+      }
+      return exports.setup(Object.create(new.target.prototype), globalObject, args);
+    }
+
+    composedPath() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol].composedPath());
+    }
+
+    stopPropagation() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol].stopPropagation();
+    }
+
+    stopImmediatePropagation() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol].stopImmediatePropagation();
+    }
+
+    preventDefault() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol].preventDefault();
+    }
+
+    initEvent(type) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'initEvent' on 'Event': 1 argument required, but only " + arguments.length + " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, { context: "Failed to execute 'initEvent' on 'Event': parameter 1" });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        if (curArg !== undefined) {
+          curArg = conversions["boolean"](curArg, { context: "Failed to execute 'initEvent' on 'Event': parameter 2" });
+        } else {
+          curArg = false;
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        if (curArg !== undefined) {
+          curArg = conversions["boolean"](curArg, { context: "Failed to execute 'initEvent' on 'Event': parameter 3" });
+        } else {
+          curArg = false;
+        }
+        args.push(curArg);
+      }
+      return esValue[implSymbol].initEvent(...args);
+    }
+
+    get type() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["type"];
+    }
+
+    get target() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["target"]);
+    }
+
+    get srcElement() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["srcElement"]);
+    }
+
+    get currentTarget() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return utils.tryWrapperForImpl(esValue[implSymbol]["currentTarget"]);
+    }
+
+    get eventPhase() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["eventPhase"];
+    }
+
+    get cancelBubble() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["cancelBubble"];
+    }
+
+    set cancelBubble(V) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      V = conversions["boolean"](V, {
+        context: "Failed to set the 'cancelBubble' property on 'Event': The provided value"
+      });
+
+      esValue[implSymbol]["cancelBubble"] = V;
+    }
+
+    get bubbles() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["bubbles"];
+    }
+
+    get cancelable() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["cancelable"];
+    }
+
+    get returnValue() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["returnValue"];
+    }
+
+    set returnValue(V) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      V = conversions["boolean"](V, {
+        context: "Failed to set the 'returnValue' property on 'Event': The provided value"
+      });
+
+      esValue[implSymbol]["returnValue"] = V;
+    }
+
+    get defaultPrevented() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["defaultPrevented"];
+    }
+
+    get composed() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["composed"];
+    }
+
+    get timeStamp() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["timeStamp"];
+    }
+  }
+  Object.defineProperties(Event.prototype, {
+    composedPath: { enumerable: true },
+    stopPropagation: { enumerable: true },
+    stopImmediatePropagation: { enumerable: true },
+    preventDefault: { enumerable: true },
+    initEvent: { enumerable: true },
+    type: { enumerable: true },
+    target: { enumerable: true },
+    srcElement: { enumerable: true },
+    currentTarget: { enumerable: true },
+    eventPhase: { enumerable: true },
+    cancelBubble: { enumerable: true },
+    bubbles: { enumerable: true },
+    cancelable: { enumerable: true },
+    returnValue: { enumerable: true },
+    defaultPrevented: { enumerable: true },
+    composed: { enumerable: true },
+    timeStamp: { enumerable: true },
+    [Symbol.toStringTag]: { value: "Event", configurable: true },
+    NONE: { value: 0, enumerable: true },
+    CAPTURING_PHASE: { value: 1, enumerable: true },
+    AT_TARGET: { value: 2, enumerable: true },
+    BUBBLING_PHASE: { value: 3, enumerable: true }
+  });
+  Object.defineProperties(Event, {
+    NONE: { value: 0, enumerable: true },
+    CAPTURING_PHASE: { value: 1, enumerable: true },
+    AT_TARGET: { value: 2, enumerable: true },
+    BUBBLING_PHASE: { value: 3, enumerable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = Event;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: Event
+  });
+};
+
+const Impl = require("../events/Event-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/EventInit.js

@@ -0,0 +1,52 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  {
+    const key = "bubbles";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'bubbles' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "cancelable";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'cancelable' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "composed";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'composed' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/EventListener.js

@@ -0,0 +1,35 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+exports.convert = function convert(value, { context = "The provided value" } = {}) {
+  if (!utils.isObject(value)) {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  function callTheUserObjectsOperation(event) {
+    let thisArg = utils.tryWrapperForImpl(this);
+    let O = value;
+    let X = O;
+
+    if (typeof O !== "function") {
+      X = O["handleEvent"];
+      if (typeof X !== "function") {
+        throw new TypeError(`${context} does not correctly implement EventListener.`);
+      }
+      thisArg = O;
+    }
+
+    event = utils.tryWrapperForImpl(event);
+
+    let callResult = Reflect.apply(X, thisArg, [event]);
+  }
+
+  callTheUserObjectsOperation[utils.wrapperSymbol] = value;
+  callTheUserObjectsOperation.objectReference = value;
+
+  return callTheUserObjectsOperation;
+};
+
+exports.install = (globalObject, globalNames) => {};

node_modules/jsdom/lib/jsdom/living/generated/EventListenerOptions.js

@@ -0,0 +1,28 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  {
+    const key = "capture";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'capture' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/EventModifierInit.js

@@ -0,0 +1,188 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const UIEventInit = require("./UIEventInit.js");
+
+exports._convertInherit = (obj, ret, { context = "The provided value" } = {}) => {
+  UIEventInit._convertInherit(obj, ret, { context });
+
+  {
+    const key = "altKey";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'altKey' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "ctrlKey";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'ctrlKey' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "metaKey";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'metaKey' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierAltGraph";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierAltGraph' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierCapsLock";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierCapsLock' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierFn";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierFn' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierFnLock";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierFnLock' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierHyper";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierHyper' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierNumLock";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierNumLock' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierScrollLock";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierScrollLock' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierSuper";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierSuper' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierSymbol";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierSymbol' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "modifierSymbolLock";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'modifierSymbolLock' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+
+  {
+    const key = "shiftKey";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["boolean"](value, { context: context + " has member 'shiftKey' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = false;
+    }
+  }
+};
+
+exports.convert = function convert(obj, { context = "The provided value" } = {}) {
+  if (obj !== undefined && typeof obj !== "object" && typeof obj !== "function") {
+    throw new TypeError(`${context} is not an object.`);
+  }
+
+  const ret = Object.create(null);
+  exports._convertInherit(obj, ret, { context });
+  return ret;
+};

node_modules/jsdom/lib/jsdom/living/generated/EventTarget.js

@@ -0,0 +1,252 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const EventListener = require("./EventListener.js");
+const AddEventListenerOptions = require("./AddEventListenerOptions.js");
+const EventListenerOptions = require("./EventListenerOptions.js");
+const Event = require("./Event.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "EventTarget";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'EventTarget'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["EventTarget"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor EventTarget is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window", "Worker", "AudioWorklet"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class EventTarget {
+    constructor() {
+      return exports.setup(Object.create(new.target.prototype), globalObject, undefined);
+    }
+
+    addEventListener(type, callback) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to execute 'addEventListener' on 'EventTarget': 2 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        if (curArg === null || curArg === undefined) {
+          curArg = null;
+        } else {
+          curArg = EventListener.convert(curArg, {
+            context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 2"
+          });
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        if (curArg !== undefined) {
+          if (curArg === null || curArg === undefined) {
+            curArg = AddEventListenerOptions.convert(curArg, {
+              context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 3"
+            });
+          } else if (utils.isObject(curArg)) {
+            curArg = AddEventListenerOptions.convert(curArg, {
+              context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 3" + " dictionary"
+            });
+          } else if (typeof curArg === "boolean") {
+            curArg = conversions["boolean"](curArg, {
+              context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 3"
+            });
+          } else {
+            curArg = conversions["boolean"](curArg, {
+              context: "Failed to execute 'addEventListener' on 'EventTarget': parameter 3"
+            });
+          }
+        }
+        args.push(curArg);
+      }
+      return esValue[implSymbol].addEventListener(...args);
+    }
+
+    removeEventListener(type, callback) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to execute 'removeEventListener' on 'EventTarget': 2 arguments required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = conversions["DOMString"](curArg, {
+          context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 1"
+        });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        if (curArg === null || curArg === undefined) {
+          curArg = null;
+        } else {
+          curArg = EventListener.convert(curArg, {
+            context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 2"
+          });
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        if (curArg !== undefined) {
+          if (curArg === null || curArg === undefined) {
+            curArg = EventListenerOptions.convert(curArg, {
+              context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 3"
+            });
+          } else if (utils.isObject(curArg)) {
+            curArg = EventListenerOptions.convert(curArg, {
+              context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 3" + " dictionary"
+            });
+          } else if (typeof curArg === "boolean") {
+            curArg = conversions["boolean"](curArg, {
+              context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 3"
+            });
+          } else {
+            curArg = conversions["boolean"](curArg, {
+              context: "Failed to execute 'removeEventListener' on 'EventTarget': parameter 3"
+            });
+          }
+        }
+        args.push(curArg);
+      }
+      return esValue[implSymbol].removeEventListener(...args);
+    }
+
+    dispatchEvent(event) {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      if (arguments.length < 1) {
+        throw new TypeError(
+          "Failed to execute 'dispatchEvent' on 'EventTarget': 1 argument required, but only " +
+            arguments.length +
+            " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        curArg = Event.convert(curArg, { context: "Failed to execute 'dispatchEvent' on 'EventTarget': parameter 1" });
+        args.push(curArg);
+      }
+      return esValue[implSymbol].dispatchEvent(...args);
+    }
+  }
+  Object.defineProperties(EventTarget.prototype, {
+    addEventListener: { enumerable: true },
+    removeEventListener: { enumerable: true },
+    dispatchEvent: { enumerable: true },
+    [Symbol.toStringTag]: { value: "EventTarget", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = EventTarget;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: EventTarget
+  });
+};
+
+const Impl = require("../events/EventTarget-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/External.js

@@ -0,0 +1,127 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "External";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'External'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["External"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor External is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+  class External {
+    constructor() {
+      throw new TypeError("Illegal constructor");
+    }
+
+    AddSearchProvider() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol].AddSearchProvider();
+    }
+
+    IsSearchProviderInstalled() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol].IsSearchProviderInstalled();
+    }
+  }
+  Object.defineProperties(External.prototype, {
+    AddSearchProvider: { enumerable: true },
+    IsSearchProviderInstalled: { enumerable: true },
+    [Symbol.toStringTag]: { value: "External", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = External;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: External
+  });
+};
+
+const Impl = require("../window/External-impl.js");

node_modules/jsdom/lib/jsdom/living/generated/File.js

@@ -0,0 +1,176 @@
+"use strict";
+
+const conversions = require("webidl-conversions");
+const utils = require("./utils.js");
+
+const Blob = require("./Blob.js");
+const FilePropertyBag = require("./FilePropertyBag.js");
+const implSymbol = utils.implSymbol;
+const ctorRegistrySymbol = utils.ctorRegistrySymbol;
+
+const interfaceName = "File";
+
+exports.is = value => {
+  return utils.isObject(value) && utils.hasOwn(value, implSymbol) && value[implSymbol] instanceof Impl.implementation;
+};
+exports.isImpl = value => {
+  return utils.isObject(value) && value instanceof Impl.implementation;
+};
+exports.convert = (value, { context = "The provided value" } = {}) => {
+  if (exports.is(value)) {
+    return utils.implForWrapper(value);
+  }
+  throw new TypeError(`${context} is not of type 'File'.`);
+};
+
+function makeWrapper(globalObject) {
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    throw new Error("Internal error: invalid global object");
+  }
+
+  const ctor = globalObject[ctorRegistrySymbol]["File"];
+  if (ctor === undefined) {
+    throw new Error("Internal error: constructor File is not installed on the passed global object");
+  }
+
+  return Object.create(ctor.prototype);
+}
+
+exports.create = (globalObject, constructorArgs, privateData) => {
+  const wrapper = makeWrapper(globalObject);
+  return exports.setup(wrapper, globalObject, constructorArgs, privateData);
+};
+
+exports.createImpl = (globalObject, constructorArgs, privateData) => {
+  const wrapper = exports.create(globalObject, constructorArgs, privateData);
+  return utils.implForWrapper(wrapper);
+};
+
+exports._internalSetup = (wrapper, globalObject) => {
+  Blob._internalSetup(wrapper, globalObject);
+};
+
+exports.setup = (wrapper, globalObject, constructorArgs = [], privateData = {}) => {
+  privateData.wrapper = wrapper;
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: new Impl.implementation(globalObject, constructorArgs, privateData),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper;
+};
+
+exports.new = globalObject => {
+  const wrapper = makeWrapper(globalObject);
+
+  exports._internalSetup(wrapper, globalObject);
+  Object.defineProperty(wrapper, implSymbol, {
+    value: Object.create(Impl.implementation.prototype),
+    configurable: true
+  });
+
+  wrapper[implSymbol][utils.wrapperSymbol] = wrapper;
+  if (Impl.init) {
+    Impl.init(wrapper[implSymbol]);
+  }
+  return wrapper[implSymbol];
+};
+
+const exposed = new Set(["Window", "Worker"]);
+
+exports.install = (globalObject, globalNames) => {
+  if (!globalNames.some(globalName => exposed.has(globalName))) {
+    return;
+  }
+
+  if (globalObject.Blob === undefined) {
+    throw new Error("Internal error: attempting to evaluate File before Blob");
+  }
+  class File extends globalObject.Blob {
+    constructor(fileBits, fileName) {
+      if (arguments.length < 2) {
+        throw new TypeError(
+          "Failed to construct 'File': 2 arguments required, but only " + arguments.length + " present."
+        );
+      }
+      const args = [];
+      {
+        let curArg = arguments[0];
+        if (!utils.isObject(curArg)) {
+          throw new TypeError("Failed to construct 'File': parameter 1" + " is not an iterable object.");
+        } else {
+          const V = [];
+          const tmp = curArg;
+          for (let nextItem of tmp) {
+            if (Blob.is(nextItem)) {
+              nextItem = utils.implForWrapper(nextItem);
+            } else if (utils.isArrayBuffer(nextItem)) {
+            } else if (ArrayBuffer.isView(nextItem)) {
+            } else {
+              nextItem = conversions["USVString"](nextItem, {
+                context: "Failed to construct 'File': parameter 1" + "'s element"
+              });
+            }
+            V.push(nextItem);
+          }
+          curArg = V;
+        }
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[1];
+        curArg = conversions["USVString"](curArg, { context: "Failed to construct 'File': parameter 2" });
+        args.push(curArg);
+      }
+      {
+        let curArg = arguments[2];
+        curArg = FilePropertyBag.convert(curArg, { context: "Failed to construct 'File': parameter 3" });
+        args.push(curArg);
+      }
+      return exports.setup(Object.create(new.target.prototype), globalObject, args);
+    }
+
+    get name() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["name"];
+    }
+
+    get lastModified() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("Illegal invocation");
+      }
+
+      return esValue[implSymbol]["lastModified"];
+    }
+  }
+  Object.defineProperties(File.prototype, {
+    name: { enumerable: true },
+    lastModified: { enumerable: true },
+    [Symbol.toStringTag]: { value: "File", configurable: true }
+  });
+  if (globalObject[ctorRegistrySymbol] === undefined) {
+    globalObject[ctorRegistrySymbol] = Object.create(null);
+  }
+  globalObject[ctorRegistrySymbol][interfaceName] = File;
+
+  Object.defineProperty(globalObject, interfaceName, {
+    configurable: true,
+    writable: true,
+    value: File
+  });
+};
+
+const Impl = require("../file-api/File-impl.js");