jsdom - npm Package Compare versions

Comparing version 16.4.0 to 16.5.0

lib/api.js

@@ -22,3 +22,3 @@ "use strict";
     // jsdom cookie jars must be loose by default
-    super(store, Object.assign({ looseMode: true }, options));
+    super(store, { looseMode: true, ...options });
   }
@@ -31,3 +31,3 @@ }
 class JSDOM {
-  constructor(input, options = {}) {
+  constructor(input = "", options = {}) {
     const mimeType = new MIMEType(options.contentType === undefined ? "text/html" : options.contentType);
@@ -168,3 +168,3 @@ const { html, encoding } = normalizeHTML(input, mimeType);
   // given to request()
-  const normalized = Object.assign({}, options);
+  const normalized = { ...options };
 
@@ -186,3 +186,3 @@ if (options.referrer !== undefined) {
 function normalizeFromFileOptions(filename, options) {
-  const normalized = Object.assign({}, options);
+  const normalized = { ...options };
 
@@ -294,3 +294,3 @@ if (normalized.contentType === undefined) {
 
-function normalizeHTML(html = "", mimeType) {
+function normalizeHTML(html, mimeType) {
   let encoding = "UTF-8";
@@ -297,0 +297,0 @@

lib/jsdom/browser/default-stylesheet.js

@@ -783,4 +783,8 @@ // Ideally, we would use
 
+[hidden] {
+    display: none
+}
+
 /* noscript is handled internally, as it depends on settings. */
 
 `;

lib/jsdom/browser/js-globals.json

@@ -287,2 +287,17 @@ {
   },
+  "AggregateError": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "FinalizationRegistry": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
+  "WeakRef": {
+    "writable": true,
+    "enumerable": false,
+    "configurable": true
+  },
   "WebAssembly": {
@@ -289,0 +304,0 @@ "writable": true,

lib/jsdom/browser/parser/html.js

@@ -202,7 +202,6 @@ "use strict";
 
-  const config = Object.assign({}, ownerDocument._parseOptions, {
-    treeAdapter: new JSDOMParse5Adapter(ownerDocument, {
-      fragment: true
-    })
-  });
+  const config = {
+    ...ownerDocument._parseOptions,
+    treeAdapter: new JSDOMParse5Adapter(ownerDocument, { fragment: true })
+  };
 
@@ -213,5 +212,6 @@ return parse5.parseFragment(contextElement, markup, config);
 function parseIntoDocument(markup, ownerDocument) {
-  const config = Object.assign({}, ownerDocument._parseOptions, {
+  const config = {
+    ...ownerDocument._parseOptions,
     treeAdapter: new JSDOMParse5Adapter(ownerDocument)
-  });
+  };
 
@@ -218,0 +218,0 @@ return parse5.parse(markup, config);

lib/jsdom/browser/parser/xml.js

@@ -121,6 +121,3 @@ "use strict";
       const { prefix, local, uri, value } = tagAttributes[key];
-      attributes.setAttributeValue(
-        elem, local, value, prefix === "" ? null : prefix,
-        uri === "" ? null : uri
-      );
+      attributes.setAttributeValue(elem, local, value, prefix === "" ? null : prefix, uri === "" ? null : uri);
     }
@@ -127,0 +124,0 @@

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

 "use strict";
 const fs = require("fs");
+const { fileURLToPath } = require("url");
 const { parseURL } = require("whatwg-url");
@@ -37,10 +38,7 @@ const dataURLFromRecord = require("data-urls").fromURLRecord;
   _readFile(filePath) {
-    let readableStream;
-    let abort; // Native Promises doesn't have an "abort" method.
+    let readableStream, 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.
-    */
+    // 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) => {
@@ -84,3 +82,3 @@ readableStream = fs.createReadStream(filePath);
         "Accept-Language": "en",
-        Accept: accept
+        "Accept": accept
       }
@@ -115,9 +113,7 @@ };
       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);
+        try {
+          return this._readFile(fileURLToPath(urlString));
+        } catch (e) {
+          return Promise.reject(e);
+        }
       }
@@ -124,0 +120,0 @@

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

@@ -56,3 +56,3 @@ "use strict";
 
-      request = new Promise(resolve => resolve());
+      request = Promise.resolve();
     }
@@ -59,0 +59,0 @@ const q = this;

lib/jsdom/browser/Window.js

@@ -11,2 +11,5 @@ "use strict";
 const EventTarget = require("../living/generated/EventTarget");
+const EventHandlerNonNull = require("../living/generated/EventHandlerNonNull");
+const OnBeforeUnloadEventHandlerNonNull = require("../living/generated/OnBeforeUnloadEventHandlerNonNull");
+const OnErrorEventHandlerNonNull = require("../living/generated/OnErrorEventHandlerNonNull");
 const PageTransitionEvent = require("../living/generated/PageTransitionEvent");
@@ -28,2 +31,3 @@ const namedPropertiesWindow = require("../living/named-properties-window");
 const reportException = require("../living/helpers/runtime-script-errors");
+const { getCurrentEventHandlerValue } = require("../living/helpers/create-event-accessor.js");
 const { fireAnEvent } = require("../living/helpers/events");
@@ -39,2 +43,55 @@ const SessionHistory = require("../living/window/SessionHistory");
 
+const events = new Set([
+  // GlobalEventHandlers
+  "abort", "autocomplete",
+  "autocompleteerror", "blur",
+  "cancel", "canplay", "canplaythrough",
+  "change", "click",
+  "close", "contextmenu",
+  "cuechange", "dblclick",
+  "drag", "dragend",
+  "dragenter",
+  "dragleave", "dragover",
+  "dragstart", "drop",
+  "durationchange", "emptied",
+  "ended", "focus",
+  "input", "invalid",
+  "keydown", "keypress",
+  "keyup", "load", "loadeddata",
+  "loadedmetadata", "loadstart",
+  "mousedown", "mouseenter",
+  "mouseleave", "mousemove",
+  "mouseout", "mouseover",
+  "mouseup", "wheel",
+  "pause", "play",
+  "playing", "progress",
+  "ratechange", "reset",
+  "resize", "scroll",
+  "securitypolicyviolation",
+  "seeked", "seeking",
+  "select", "sort", "stalled",
+  "submit", "suspend",
+  "timeupdate", "toggle",
+  "volumechange", "waiting",
+
+  // WindowEventHandlers
+  "afterprint",
+  "beforeprint",
+  "hashchange",
+  "languagechange",
+  "message",
+  "messageerror",
+  "offline",
+  "online",
+  "pagehide",
+  "pageshow",
+  "popstate",
+  "rejectionhandled",
+  "storage",
+  "unhandledrejection",
+  "unload"
+
+  // "error" and "beforeunload" are added separately
+]);
+
 exports.createWindow = function (options) {
@@ -46,2 +103,5 @@ return new Window(options);
 
+// TODO remove when we drop Node v10 support.
+const anyNodeVersionQueueMicrotask = typeof queueMicrotask === "function" ? queueMicrotask : process.nextTick;
+
 // https://html.spec.whatwg.org/#the-window-object
@@ -104,2 +164,58 @@ function setupWindow(windowInstance, { runScripts }) {
 
+  Object.defineProperty(windowInstance, "onbeforeunload", {
+    configurable: true,
+    enumerable: true,
+    get() {
+      return idlUtils.tryWrapperForImpl(getCurrentEventHandlerValue(this, "beforeunload"));
+    },
+    set(V) {
+      if (!idlUtils.isObject(V)) {
+        V = null;
+      } else {
+        V = OnBeforeUnloadEventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onbeforeunload' property on 'Window': The provided value"
+        });
+      }
+      this._setEventHandlerFor("beforeunload", V);
+    }
+  });
+
+  Object.defineProperty(windowInstance, "onerror", {
+    configurable: true,
+    enumerable: true,
+    get() {
+      return idlUtils.tryWrapperForImpl(getCurrentEventHandlerValue(this, "error"));
+    },
+    set(V) {
+      if (!idlUtils.isObject(V)) {
+        V = null;
+      } else {
+        V = OnErrorEventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onerror' property on 'Window': The provided value"
+        });
+      }
+      this._setEventHandlerFor("error", V);
+    }
+  });
+
+  for (const event of events) {
+    Object.defineProperty(windowInstance, `on${event}`, {
+      configurable: true,
+      enumerable: true,
+      get() {
+        return idlUtils.tryWrapperForImpl(getCurrentEventHandlerValue(this, event));
+      },
+      set(V) {
+        if (!idlUtils.isObject(V)) {
+          V = null;
+        } else {
+          V = EventHandlerNonNull.convert(V, {
+            context: `Failed to set the 'on${event}' property on 'Window': The provided value`
+          });
+        }
+        this._setEventHandlerFor(event, V);
+      }
+    });
+  }
+
   windowInstance._globalObject = windowInstance;
@@ -119,3 +235,3 @@ }
 
-  ///// PRIVATE DATA PROPERTIES
+  // ### PRIVATE DATA PROPERTIES
 
@@ -140,3 +256,4 @@ this._resourceLoader = options.resourceLoader;
     defaultView: this._globalProxy,
-    global: this
+    global: this,
+    parentOrigin: options.parentOrigin
   }, { alwaysUseDocumentClass: true });
@@ -173,2 +290,5 @@
 
+  // https://dom.spec.whatwg.org/#window-current-event
+  this._currentEvent = undefined;
+
   this._pretendToBeVisual = options.pretendToBeVisual;
@@ -194,3 +314,3 @@ this._storageQuota = options.storageQuota;
 
-  ///// WEB STORAGE
+  // ### WEB STORAGE
 
@@ -212,3 +332,3 @@ this._localStorage = Storage.create(window, [], {
 
-  ///// SELECTION
+  // ### SELECTION
 
@@ -223,3 +343,3 @@ // https://w3c.github.io/selection-api/#dfn-selection
 
-  ///// GETTERS
+  // ### GETTERS
 
@@ -333,2 +453,5 @@ const locationbar = BarProp.create(window);
       return customElementRegistry;
+    },
+    get event() {
+      return idlUtils.wrapperForImpl(window._currentEvent);
     }
@@ -339,3 +462,3 @@ });
 
-  ///// METHODS
+  // ### METHODS
 
@@ -431,2 +554,16 @@ // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#timers
 
+  // https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#microtask-queuing
+
+  this.queueMicrotask = function (callback) {
+    callback = webIDLConversions.Function(callback);
+
+    anyNodeVersionQueueMicrotask(() => {
+      try {
+        callback();
+      } catch (e) {
+        reportException(window, e, window.location.href);
+      }
+    });
+  };
+
   // https://html.spec.whatwg.org/multipage/imagebitmap-and-animations.html#animation-frames
@@ -545,11 +682,11 @@
 
-  function Image() {
+  function Image(...args) {
     const img = window._document.createElement("img");
     const impl = idlUtils.implForWrapper(img);
 
-    if (arguments.length > 0) {
-      impl.setAttributeNS(null, "width", String(arguments[0]));
+    if (args.length > 0) {
+      impl.setAttributeNS(null, "width", String(args[0]));
     }
-    if (arguments.length > 1) {
-      impl.setAttributeNS(null, "height", String(arguments[1]));
+    if (args.length > 1) {
+      impl.setAttributeNS(null, "height", String(args[1]));
     }
@@ -658,5 +795,4 @@
 
-  this.getComputedStyle = function (elt) {
+  this.getComputedStyle = function (elt, pseudoElt = undefined) {
     elt = Element.convert(elt);
-    let pseudoElt = arguments[1];
     if (pseudoElt !== undefined && pseudoElt !== null) {
@@ -712,3 +848,3 @@ pseudoElt = webIDLConversions.DOMString(pseudoElt);
 
-  ///// PUBLIC DATA PROPERTIES (TODO: should be getters)
+  // ### PUBLIC DATA PROPERTIES (TODO: should be getters)
 
@@ -782,3 +918,3 @@ function wrapConsoleMethod(method) {
 
-  ///// INITIALIZATION
+  // ### INITIALIZATION
 
@@ -790,11 +926,13 @@ process.nextTick(() => {
 
+    const documentImpl = idlUtils.implForWrapper(window._document);
+
     if (window.document.readyState === "complete") {
-      fireAnEvent("load", window, undefined, {}, window.document);
+      fireAnEvent("load", window, undefined, {}, documentImpl);
     } else {
       window.document.addEventListener("load", () => {
-        fireAnEvent("load", window, undefined, {}, window.document);
+        fireAnEvent("load", window, undefined, {}, documentImpl);
 
-        if (!idlUtils.implForWrapper(window._document)._pageShowingFlag) {
-          idlUtils.implForWrapper(window._document)._pageShowingFlag = true;
-          fireAnEvent("pageshow", window, PageTransitionEvent, { persisted: false }, window.document);
+        if (!documentImpl._pageShowingFlag) {
+          documentImpl._pageShowingFlag = true;
+          fireAnEvent("pageshow", window, PageTransitionEvent, { persisted: false }, documentImpl);
         }
@@ -801,0 +939,0 @@ });

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

@@ -14,2 +14,3 @@ "use strict";
 const idlUtils = require("../generated/utils");
+const IDLFunction = require("../generated/Function.js");
 const HTMLUnknownElement = require("../generated/HTMLUnknownElement");
@@ -66,4 +67,5 @@
   // https://html.spec.whatwg.org/#dom-customelementregistry-define
-  define(name, ctor, options) {
+  define(name, constructor, options) {
     const { _globalObject } = this;
+    const ctor = constructor.objectReference;
 
@@ -86,3 +88,3 @@ if (!isConstructor(ctor)) {
 
-    const ctorAlreadyRegistered = this._customElementDefinitions.some(entry => entry.ctor === ctor);
+    const ctorAlreadyRegistered = this._customElementDefinitions.some(entry => entry.objectReference === ctor);
     if (ctorAlreadyRegistered) {
@@ -151,3 +153,5 @@ throw DOMException.create(_globalObject, [
         if (callbackValue !== undefined) {
-          lifecycleCallbacks[callbackName] = webIDLConversions.Function(callbackValue);
+          lifecycleCallbacks[callbackName] = IDLFunction.convert(callbackValue, {
+            context: `The lifecycle callback "${callbackName}"`
+          });
         }
@@ -184,3 +188,4 @@ }
       localName,
-      ctor,
+      constructor,
+      objectReference: ctor,
       observedAttributes,
@@ -187,0 +192,0 @@ lifecycleCallbacks,

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

@@ -60,1 +60,5 @@ "use strict";
 exports.getNodeSourceCodeLocation = node => node.sourceCodeLocation;
+
+exports.updateNodeSourceCodeLocation = (node, endLocation) => {
+  Object.assign(node.sourceCodeLocation, endLocation);
+};

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

@@ -274,7 +274,7 @@ "use strict";
   const listeners = struct.item._eventListeners;
-  innerInvokeEventListeners(eventImpl, listeners, phase, struct);
+  innerInvokeEventListeners(eventImpl, listeners, phase, struct.itemInShadowTree);
 }
 
 // https://dom.spec.whatwg.org/#concept-event-listener-inner-invoke
-function innerInvokeEventListeners(eventImpl, listeners, phase) {
+function innerInvokeEventListeners(eventImpl, listeners, phase, itemInShadowTree) {
   let found = false;
@@ -314,2 +314,22 @@
 
+    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;
+    }
+
+    let currentEvent;
+    if (window) {
+      currentEvent = window._currentEvent;
+      if (!itemInShadowTree) {
+        window._currentEvent = eventImpl;
+      }
+    }
+
     if (passive) {
@@ -322,14 +342,2 @@ eventImpl._inPassiveListenerFlag = true;
     } 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) {
@@ -343,2 +351,6 @@ reportException(window, e);
 
+    if (window) {
+      window._currentEvent = currentEvent;
+    }
+
     if (eventImpl._stopImmediatePropagationFlag) {
@@ -345,0 +357,0 @@ return found;

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

 "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;
-  }
-}
+class InputEventImpl extends UIEventImpl { }
 InputEventImpl.defaultInit = InputEventInit.convert(undefined);
@@ -20,0 +8,0 @@

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

@@ -56,5 +56,3 @@ "use strict";
 
-    let relativeStart;
-    let relativeEnd;
-    let relativeContentType;
+    let relativeStart, relativeEnd, relativeContentType;
 
@@ -61,0 +59,0 @@ if (start === undefined) {

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

@@ -6,11 +6,8 @@ "use strict";
 exports.implementation = class FileImpl extends BlobImpl {
-  constructor(globalObject, args, privateData) {
-    const fileBits = args[0];
-    const fileName = args[1];
-    const options = args[2];
+  constructor(globalObject, [fileBits, fileName, options], privateData) {
     super(globalObject, [fileBits, options], privateData);
 
-    this.name = fileName.replace(/\//g, ":");
+    this.name = fileName;
     this.lastModified = "lastModified" in options ? options.lastModified : Date.now();
   }
 };

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

@@ -101,7 +101,2 @@ "use strict";
         switch (format) {
-          default:
-          case "buffer": {
-            this.result = copyToArrayBufferInNewRealm(data, this._globalObject);
-            break;
-          }
           case "binaryString": {
@@ -121,2 +116,7 @@ this.result = data.toString("binary");
           }
+          case "buffer":
+          default: {
+            this.result = copyToArrayBufferInNewRealm(data, this._globalObject);
+            break;
+          }
         }
@@ -123,0 +123,0 @@ this.readyState = READY_STATES.DONE;

lib/jsdom/living/generated/AbortController.js

@@ -95,3 +95,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'abort' called on an object that is not a valid instance of AbortController.");
       }
@@ -106,3 +106,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get signal' called on an object that is not a valid instance of AbortController.");
       }
@@ -109,0 +109,0 @@

lib/jsdom/living/generated/AbortSignal.js

@@ -6,2 +6,3 @@ "use strict";
 
+const EventHandlerNonNull = require("./EventHandlerNonNull.js");
 const implSymbol = utils.implSymbol;
@@ -104,3 +105,3 @@ const ctorRegistrySymbol = utils.ctorRegistrySymbol;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get aborted' called on an object that is not a valid instance of AbortSignal.");
       }
@@ -115,3 +116,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onabort' called on an object that is not a valid instance of AbortSignal.");
       }
@@ -126,7 +127,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onabort' called on an object that is not a valid instance of AbortSignal.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onabort' property on 'AbortSignal': The provided value"
+        });
+      }
       esValue[implSymbol]["onabort"] = V;
@@ -133,0 +139,0 @@ }

lib/jsdom/living/generated/AbstractRange.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get startContainer' called on an object that is not a valid instance of AbstractRange.");
       }
@@ -107,3 +107,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get startOffset' called on an object that is not a valid instance of AbstractRange.");
       }
@@ -118,3 +118,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get endContainer' called on an object that is not a valid instance of AbstractRange.");
       }
@@ -129,3 +129,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get endOffset' called on an object that is not a valid instance of AbstractRange.");
       }
@@ -140,3 +140,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get collapsed' called on an object that is not a valid instance of AbstractRange.");
       }
@@ -143,0 +143,0 @@

lib/jsdom/living/generated/Attr.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get namespaceURI' called on an object that is not a valid instance of Attr.");
       }
@@ -116,3 +116,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get prefix' called on an object that is not a valid instance of Attr.");
       }
@@ -127,3 +127,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get localName' called on an object that is not a valid instance of Attr.");
       }
@@ -138,3 +138,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of Attr.");
       }
@@ -149,3 +149,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of Attr.");
       }
@@ -165,3 +165,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of Attr.");
       }
@@ -183,3 +183,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ownerElement' called on an object that is not a valid instance of Attr.");
       }
@@ -194,3 +194,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get specified' called on an object that is not a valid instance of Attr.");
       }
@@ -197,0 +197,0 @@

lib/jsdom/living/generated/BarProp.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get visible' called on an object that is not a valid instance of BarProp.");
       }
@@ -99,0 +99,0 @@

lib/jsdom/living/generated/Blob.js

@@ -127,3 +127,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'slice' called on an object that is not a valid instance of Blob.");
       }
@@ -165,3 +165,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get size' called on an object that is not a valid instance of Blob.");
       }
@@ -176,3 +176,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of Blob.");
       }
@@ -179,0 +179,0 @@

lib/jsdom/living/generated/CharacterData.js

@@ -104,3 +104,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'substringData' called on an object that is not a valid instance of CharacterData.");
       }
@@ -136,3 +136,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'appendData' called on an object that is not a valid instance of CharacterData.");
       }
@@ -161,3 +161,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertData' called on an object that is not a valid instance of CharacterData.");
       }
@@ -193,3 +193,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'deleteData' called on an object that is not a valid instance of CharacterData.");
       }
@@ -225,3 +225,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'replaceData' called on an object that is not a valid instance of CharacterData.");
       }
@@ -264,3 +264,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'before' called on an object that is not a valid instance of CharacterData.");
       }
@@ -290,3 +290,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'after' called on an object that is not a valid instance of CharacterData.");
       }
@@ -316,3 +316,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'replaceWith' called on an object that is not a valid instance of CharacterData.");
       }
@@ -342,3 +342,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'remove' called on an object that is not a valid instance of CharacterData.");
       }
@@ -358,3 +358,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get data' called on an object that is not a valid instance of CharacterData.");
       }
@@ -369,3 +369,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set data' called on an object that is not a valid instance of CharacterData.");
       }
@@ -385,3 +385,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of CharacterData.");
       }
@@ -396,3 +396,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get previousElementSibling' called on an object that is not a valid instance of CharacterData."
+        );
       }
@@ -407,3 +409,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get nextElementSibling' called on an object that is not a valid instance of CharacterData."
+        );
       }
@@ -410,0 +414,0 @@

lib/jsdom/living/generated/CloseEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get wasClean' called on an object that is not a valid instance of CloseEvent.");
       }
@@ -131,3 +131,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get code' called on an object that is not a valid instance of CloseEvent.");
       }
@@ -142,3 +142,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get reason' called on an object that is not a valid instance of CloseEvent.");
       }
@@ -145,0 +145,0 @@

lib/jsdom/living/generated/CompositionEvent.js

@@ -121,3 +121,5 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'initCompositionEvent' called on an object that is not a valid instance of CompositionEvent."
+        );
       }
@@ -193,3 +195,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get data' called on an object that is not a valid instance of CompositionEvent.");
       }
@@ -196,0 +198,0 @@

lib/jsdom/living/generated/CustomElementRegistry.js

@@ -6,2 +6,3 @@ "use strict";
 
+const CustomElementConstructor = require("./CustomElementConstructor.js");
 const ElementDefinitionOptions = require("./ElementDefinitionOptions.js");
@@ -100,3 +101,3 @@ const ceReactionsPreSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPreSteps;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'define' called on an object that is not a valid instance of CustomElementRegistry.");
       }
@@ -121,3 +122,5 @@
         let curArg = arguments[1];
-        curArg = utils.tryImplForWrapper(curArg);
+        curArg = CustomElementConstructor.convert(curArg, {
+          context: "Failed to execute 'define' on 'CustomElementRegistry': parameter 2"
+        });
         args.push(curArg);
@@ -143,3 +146,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get' called on an object that is not a valid instance of CustomElementRegistry.");
       }
@@ -169,3 +172,5 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError(
+            "'whenDefined' called on an object that is not a valid instance of CustomElementRegistry."
+          );
         }
@@ -197,3 +202,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'upgrade' called on an object that is not a valid instance of CustomElementRegistry.");
       }
@@ -200,0 +205,0 @@

lib/jsdom/living/generated/CustomEvent.js

@@ -119,3 +119,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'initCustomEvent' called on an object that is not a valid instance of CustomEvent.");
       }
@@ -178,3 +178,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get detail' called on an object that is not a valid instance of CustomEvent.");
       }
@@ -181,0 +181,0 @@

lib/jsdom/living/generated/DocumentFragment.js

@@ -104,3 +104,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getElementById' called on an object that is not a valid instance of DocumentFragment.");
       }
@@ -129,3 +129,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'prepend' called on an object that is not a valid instance of DocumentFragment.");
       }
@@ -155,3 +155,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'append' called on an object that is not a valid instance of DocumentFragment.");
       }
@@ -181,3 +181,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'querySelector' called on an object that is not a valid instance of DocumentFragment.");
       }
@@ -206,3 +206,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'querySelectorAll' called on an object that is not a valid instance of DocumentFragment.");
       }
@@ -232,3 +232,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get children' called on an object that is not a valid instance of DocumentFragment.");
       }
@@ -245,3 +245,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get firstElementChild' called on an object that is not a valid instance of DocumentFragment."
+        );
       }
@@ -256,3 +258,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get lastElementChild' called on an object that is not a valid instance of DocumentFragment."
+        );
       }
@@ -267,3 +271,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get childElementCount' called on an object that is not a valid instance of DocumentFragment."
+        );
       }
@@ -270,0 +276,0 @@

lib/jsdom/living/generated/DocumentType.js

@@ -104,3 +104,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'before' called on an object that is not a valid instance of DocumentType.");
       }
@@ -130,3 +130,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'after' called on an object that is not a valid instance of DocumentType.");
       }
@@ -156,3 +156,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'replaceWith' called on an object that is not a valid instance of DocumentType.");
       }
@@ -182,3 +182,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'remove' called on an object that is not a valid instance of DocumentType.");
       }
@@ -198,3 +198,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of DocumentType.");
       }
@@ -209,3 +209,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get publicId' called on an object that is not a valid instance of DocumentType.");
       }
@@ -220,3 +220,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get systemId' called on an object that is not a valid instance of DocumentType.");
       }
@@ -223,0 +223,0 @@

lib/jsdom/living/generated/DOMImplementation.js

@@ -96,3 +96,5 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'createDocumentType' called on an object that is not a valid instance of DOMImplementation."
+        );
       }
@@ -135,3 +137,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'createDocument' called on an object that is not a valid instance of DOMImplementation.");
       }
@@ -187,3 +189,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'createHTMLDocument' called on an object that is not a valid instance of DOMImplementation."
+        );
       }
@@ -206,3 +210,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'hasFeature' called on an object that is not a valid instance of DOMImplementation.");
       }
@@ -209,0 +213,0 @@

lib/jsdom/living/generated/DOMParser.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'parseFromString' called on an object that is not a valid instance of DOMParser.");
       }
@@ -99,0 +99,0 @@

lib/jsdom/living/generated/DOMStringMap.js

@@ -204,6 +204,8 @@ "use strict";
     }
-    if (target === receiver) {
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
       const globalObject = this._globalObject;
 
-      if (typeof P === "string" && !utils.isArrayIndexPropName(P)) {
+      if (typeof P === "string") {
         let namedValue = V;
@@ -210,0 +212,0 @@

lib/jsdom/living/generated/DOMTokenList.js

@@ -101,3 +101,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -124,3 +124,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'contains' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -149,3 +149,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'add' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -171,3 +171,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'remove' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -193,3 +193,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toggle' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -232,3 +232,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'replace' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -269,3 +269,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'supports' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -295,3 +295,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -306,3 +306,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -322,3 +322,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -341,3 +341,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toString' called on an object that is not a valid instance of DOMTokenList.");
       }
@@ -461,4 +461,5 @@
     }
-    if (target === receiver) {
-      utils.isArrayIndexPropName(P);
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
     }
@@ -465,0 +466,0 @@ let ownDesc;

lib/jsdom/living/generated/Element.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'hasAttributes' called on an object that is not a valid instance of Element.");
       }
@@ -116,3 +116,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getAttributeNames' called on an object that is not a valid instance of Element.");
       }
@@ -126,3 +126,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getAttribute' called on an object that is not a valid instance of Element.");
       }
@@ -151,3 +151,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getAttributeNS' called on an object that is not a valid instance of Element.");
       }
@@ -187,3 +187,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setAttribute' called on an object that is not a valid instance of Element.");
       }
@@ -224,3 +224,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setAttributeNS' called on an object that is not a valid instance of Element.");
       }
@@ -272,3 +272,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeAttribute' called on an object that is not a valid instance of Element.");
       }
@@ -302,3 +302,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeAttributeNS' called on an object that is not a valid instance of Element.");
       }
@@ -343,3 +343,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toggleAttribute' called on an object that is not a valid instance of Element.");
       }
@@ -382,3 +382,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'hasAttribute' called on an object that is not a valid instance of Element.");
       }
@@ -407,3 +407,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'hasAttributeNS' called on an object that is not a valid instance of Element.");
       }
@@ -443,3 +443,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getAttributeNode' called on an object that is not a valid instance of Element.");
       }
@@ -468,3 +468,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getAttributeNodeNS' called on an object that is not a valid instance of Element.");
       }
@@ -504,3 +504,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setAttributeNode' called on an object that is not a valid instance of Element.");
       }
@@ -532,3 +532,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setAttributeNodeNS' called on an object that is not a valid instance of Element.");
       }
@@ -560,3 +560,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeAttributeNode' called on an object that is not a valid instance of Element.");
       }
@@ -588,3 +588,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'attachShadow' called on an object that is not a valid instance of Element.");
       }
@@ -613,3 +613,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'closest' called on an object that is not a valid instance of Element.");
       }
@@ -634,3 +634,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'matches' called on an object that is not a valid instance of Element.");
       }
@@ -655,3 +655,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'webkitMatchesSelector' called on an object that is not a valid instance of Element.");
       }
@@ -680,3 +680,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getElementsByTagName' called on an object that is not a valid instance of Element.");
       }
@@ -705,3 +705,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getElementsByTagNameNS' called on an object that is not a valid instance of Element.");
       }
@@ -741,3 +741,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getElementsByClassName' called on an object that is not a valid instance of Element.");
       }
@@ -766,3 +766,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertAdjacentElement' called on an object that is not a valid instance of Element.");
       }
@@ -803,3 +803,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertAdjacentText' called on an object that is not a valid instance of Element.");
       }
@@ -835,3 +835,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertAdjacentHTML' called on an object that is not a valid instance of Element.");
       }
@@ -872,3 +872,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getClientRects' called on an object that is not a valid instance of Element.");
       }
@@ -882,3 +882,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getBoundingClientRect' called on an object that is not a valid instance of Element.");
       }
@@ -892,3 +892,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'before' called on an object that is not a valid instance of Element.");
       }
@@ -918,3 +918,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'after' called on an object that is not a valid instance of Element.");
       }
@@ -944,3 +944,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'replaceWith' called on an object that is not a valid instance of Element.");
       }
@@ -970,3 +970,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'remove' called on an object that is not a valid instance of Element.");
       }
@@ -985,3 +985,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'prepend' called on an object that is not a valid instance of Element.");
       }
@@ -1011,3 +1011,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'append' called on an object that is not a valid instance of Element.");
       }
@@ -1037,3 +1037,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'querySelector' called on an object that is not a valid instance of Element.");
       }
@@ -1062,3 +1062,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'querySelectorAll' called on an object that is not a valid instance of Element.");
       }
@@ -1088,3 +1088,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get namespaceURI' called on an object that is not a valid instance of Element.");
       }
@@ -1099,3 +1099,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get prefix' called on an object that is not a valid instance of Element.");
       }
@@ -1110,3 +1110,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get localName' called on an object that is not a valid instance of Element.");
       }
@@ -1121,3 +1121,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get tagName' called on an object that is not a valid instance of Element.");
       }
@@ -1132,3 +1132,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get id' called on an object that is not a valid instance of Element.");
       }
@@ -1149,3 +1149,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set id' called on an object that is not a valid instance of Element.");
       }
@@ -1167,3 +1167,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get className' called on an object that is not a valid instance of Element.");
       }
@@ -1184,3 +1184,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set className' called on an object that is not a valid instance of Element.");
       }
@@ -1204,3 +1204,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get classList' called on an object that is not a valid instance of Element.");
       }
@@ -1217,3 +1217,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set classList' called on an object that is not a valid instance of Element.");
       }
@@ -1232,3 +1232,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get slot' called on an object that is not a valid instance of Element.");
       }
@@ -1249,3 +1249,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set slot' called on an object that is not a valid instance of Element.");
       }
@@ -1269,3 +1269,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get attributes' called on an object that is not a valid instance of Element.");
       }
@@ -1282,3 +1282,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get shadowRoot' called on an object that is not a valid instance of Element.");
       }
@@ -1293,3 +1293,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get innerHTML' called on an object that is not a valid instance of Element.");
       }
@@ -1309,3 +1309,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set innerHTML' called on an object that is not a valid instance of Element.");
       }
@@ -1330,3 +1330,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get outerHTML' called on an object that is not a valid instance of Element.");
       }
@@ -1346,3 +1346,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set outerHTML' called on an object that is not a valid instance of Element.");
       }
@@ -1367,3 +1367,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get scrollTop' called on an object that is not a valid instance of Element.");
       }
@@ -1378,3 +1378,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set scrollTop' called on an object that is not a valid instance of Element.");
       }
@@ -1393,3 +1393,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get scrollLeft' called on an object that is not a valid instance of Element.");
       }
@@ -1404,3 +1404,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set scrollLeft' called on an object that is not a valid instance of Element.");
       }
@@ -1419,3 +1419,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get scrollWidth' called on an object that is not a valid instance of Element.");
       }
@@ -1430,3 +1430,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get scrollHeight' called on an object that is not a valid instance of Element.");
       }
@@ -1441,3 +1441,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get clientTop' called on an object that is not a valid instance of Element.");
       }
@@ -1452,3 +1452,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get clientLeft' called on an object that is not a valid instance of Element.");
       }
@@ -1463,3 +1463,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get clientWidth' called on an object that is not a valid instance of Element.");
       }
@@ -1474,3 +1474,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get clientHeight' called on an object that is not a valid instance of Element.");
       }
@@ -1485,3 +1485,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get previousElementSibling' called on an object that is not a valid instance of Element."
+        );
       }
@@ -1496,3 +1498,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get nextElementSibling' called on an object that is not a valid instance of Element.");
       }
@@ -1507,3 +1509,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get children' called on an object that is not a valid instance of Element.");
       }
@@ -1520,3 +1522,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get firstElementChild' called on an object that is not a valid instance of Element.");
       }
@@ -1531,3 +1533,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get lastElementChild' called on an object that is not a valid instance of Element.");
       }
@@ -1542,3 +1544,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get childElementCount' called on an object that is not a valid instance of Element.");
       }
@@ -1553,3 +1555,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get assignedSlot' called on an object that is not a valid instance of Element.");
       }
@@ -1556,0 +1558,0 @@

lib/jsdom/living/generated/ErrorEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get message' called on an object that is not a valid instance of ErrorEvent.");
       }
@@ -131,3 +131,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get filename' called on an object that is not a valid instance of ErrorEvent.");
       }
@@ -142,3 +142,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get lineno' called on an object that is not a valid instance of ErrorEvent.");
       }
@@ -153,3 +153,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get colno' called on an object that is not a valid instance of ErrorEvent.");
       }
@@ -164,3 +164,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get error' called on an object that is not a valid instance of ErrorEvent.");
       }
@@ -167,0 +167,0 @@

lib/jsdom/living/generated/Event.js

@@ -56,3 +56,3 @@ "use strict";
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get isTrusted' called on an object that is not a valid instance of Event.");
         }
@@ -130,3 +130,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'composedPath' called on an object that is not a valid instance of Event.");
       }
@@ -140,3 +140,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'stopPropagation' called on an object that is not a valid instance of Event.");
       }
@@ -150,3 +150,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'stopImmediatePropagation' called on an object that is not a valid instance of Event.");
       }
@@ -160,3 +160,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'preventDefault' called on an object that is not a valid instance of Event.");
       }
@@ -170,3 +170,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'initEvent' called on an object that is not a valid instance of Event.");
       }
@@ -210,3 +210,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of Event.");
       }
@@ -221,3 +221,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get target' called on an object that is not a valid instance of Event.");
       }
@@ -232,3 +232,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get srcElement' called on an object that is not a valid instance of Event.");
       }
@@ -243,3 +243,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get currentTarget' called on an object that is not a valid instance of Event.");
       }
@@ -254,3 +254,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get eventPhase' called on an object that is not a valid instance of Event.");
       }
@@ -265,3 +265,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cancelBubble' called on an object that is not a valid instance of Event.");
       }
@@ -276,3 +276,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set cancelBubble' called on an object that is not a valid instance of Event.");
       }
@@ -291,3 +291,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get bubbles' called on an object that is not a valid instance of Event.");
       }
@@ -302,3 +302,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cancelable' called on an object that is not a valid instance of Event.");
       }
@@ -313,3 +313,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get returnValue' called on an object that is not a valid instance of Event.");
       }
@@ -324,3 +324,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set returnValue' called on an object that is not a valid instance of Event.");
       }
@@ -339,3 +339,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get defaultPrevented' called on an object that is not a valid instance of Event.");
       }
@@ -350,3 +350,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get composed' called on an object that is not a valid instance of Event.");
       }
@@ -361,3 +361,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get timeStamp' called on an object that is not a valid instance of Event.");
       }
@@ -364,0 +364,0 @@

lib/jsdom/living/generated/EventTarget.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'addEventListener' called on an object that is not a valid instance of EventTarget.");
       }
@@ -158,3 +158,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeEventListener' called on an object that is not a valid instance of EventTarget.");
       }
@@ -217,3 +217,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'dispatchEvent' called on an object that is not a valid instance of EventTarget.");
       }
@@ -220,0 +220,0 @@

lib/jsdom/living/generated/External.js

@@ -95,3 +95,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'AddSearchProvider' called on an object that is not a valid instance of External.");
       }
@@ -105,3 +105,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'IsSearchProviderInstalled' called on an object that is not a valid instance of External."
+        );
       }
@@ -108,0 +110,0 @@

lib/jsdom/living/generated/File.js

@@ -143,3 +143,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of File.");
       }
@@ -154,3 +154,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get lastModified' called on an object that is not a valid instance of File.");
       }
@@ -157,0 +157,0 @@

lib/jsdom/living/generated/FileList.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of FileList.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of FileList.");
       }
@@ -226,4 +226,5 @@
     }
-    if (target === receiver) {
-      utils.isArrayIndexPropName(P);
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
     }
@@ -230,0 +231,0 @@ let ownDesc;

lib/jsdom/living/generated/FileReader.js

@@ -7,2 +7,3 @@ "use strict";
 const Blob = require("./Blob.js");
+const EventHandlerNonNull = require("./EventHandlerNonNull.js");
 const implSymbol = utils.implSymbol;
@@ -104,3 +105,3 @@ const ctorRegistrySymbol = utils.ctorRegistrySymbol;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'readAsArrayBuffer' called on an object that is not a valid instance of FileReader.");
       }
@@ -129,3 +130,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'readAsBinaryString' called on an object that is not a valid instance of FileReader.");
       }
@@ -154,3 +155,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'readAsText' called on an object that is not a valid instance of FileReader.");
       }
@@ -186,3 +187,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'readAsDataURL' called on an object that is not a valid instance of FileReader.");
       }
@@ -209,3 +210,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'abort' called on an object that is not a valid instance of FileReader.");
       }
@@ -220,3 +221,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get readyState' called on an object that is not a valid instance of FileReader.");
       }
@@ -231,3 +232,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get result' called on an object that is not a valid instance of FileReader.");
       }
@@ -242,3 +243,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get error' called on an object that is not a valid instance of FileReader.");
       }
@@ -253,3 +254,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onloadstart' called on an object that is not a valid instance of FileReader.");
       }
@@ -264,7 +265,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onloadstart' called on an object that is not a valid instance of FileReader.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onloadstart' property on 'FileReader': The provided value"
+        });
+      }
       esValue[implSymbol]["onloadstart"] = V;
@@ -277,3 +283,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onprogress' called on an object that is not a valid instance of FileReader.");
       }
@@ -288,7 +294,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onprogress' called on an object that is not a valid instance of FileReader.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onprogress' property on 'FileReader': The provided value"
+        });
+      }
       esValue[implSymbol]["onprogress"] = V;
@@ -301,3 +312,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onload' called on an object that is not a valid instance of FileReader.");
       }
@@ -312,7 +323,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onload' called on an object that is not a valid instance of FileReader.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onload' property on 'FileReader': The provided value"
+        });
+      }
       esValue[implSymbol]["onload"] = V;
@@ -325,3 +341,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onabort' called on an object that is not a valid instance of FileReader.");
       }
@@ -336,7 +352,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onabort' called on an object that is not a valid instance of FileReader.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onabort' property on 'FileReader': The provided value"
+        });
+      }
       esValue[implSymbol]["onabort"] = V;
@@ -349,3 +370,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onerror' called on an object that is not a valid instance of FileReader.");
       }
@@ -360,7 +381,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onerror' called on an object that is not a valid instance of FileReader.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onerror' property on 'FileReader': The provided value"
+        });
+      }
       esValue[implSymbol]["onerror"] = V;
@@ -373,3 +399,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onloadend' called on an object that is not a valid instance of FileReader.");
       }
@@ -384,7 +410,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onloadend' called on an object that is not a valid instance of FileReader.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onloadend' property on 'FileReader': The provided value"
+        });
+      }
       esValue[implSymbol]["onloadend"] = V;
@@ -391,0 +422,0 @@ }

lib/jsdom/living/generated/FocusEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get relatedTarget' called on an object that is not a valid instance of FocusEvent.");
       }
@@ -123,0 +123,0 @@

lib/jsdom/living/generated/FormData.js

@@ -8,2 +8,3 @@ "use strict";
 const Blob = require("./Blob.js");
+const Function = require("./Function.js");
 const implSymbol = utils.implSymbol;
@@ -17,3 +18,7 @@ const ctorRegistrySymbol = utils.ctorRegistrySymbol;
     value: function next() {
-      const internal = this[utils.iterInternalSymbol];
+      const internal = this && this[utils.iterInternalSymbol];
+      if (!internal) {
+        throw new TypeError("next() called on a value that is not an iterator prototype object");
+      }
+
       const { target, kind, index } = internal;
@@ -28,17 +33,3 @@ const values = Array.from(target[implSymbol]);
       internal.index = index + 1;
-      const [key, value] = pair.map(utils.tryWrapperForImpl);
-
-      let result;
-      switch (kind) {
-        case "key":
-          result = key;
-          break;
-        case "value":
-          result = value;
-          break;
-        case "key+value":
-          result = [key, value];
-          break;
-      }
-      return { value: result, done: false };
+      return utils.iteratorResult(pair.map(utils.tryWrapperForImpl), kind);
     },
@@ -156,3 +147,3 @@ writable: true,
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'append' called on an object that is not a valid instance of FormData.");
       }
@@ -223,3 +214,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'delete' called on an object that is not a valid instance of FormData.");
       }
@@ -244,3 +235,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get' called on an object that is not a valid instance of FormData.");
       }
@@ -265,3 +256,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getAll' called on an object that is not a valid instance of FormData.");
       }
@@ -286,3 +277,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'has' called on an object that is not a valid instance of FormData.");
       }
@@ -307,3 +298,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set' called on an object that is not a valid instance of FormData.");
       }
@@ -372,4 +363,4 @@
     keys() {
-      if (!this || !exports.is(this)) {
-        throw new TypeError("Illegal invocation");
+      if (!exports.is(this)) {
+        throw new TypeError("'keys' called on an object that is not a valid instance of FormData.");
       }
@@ -380,4 +371,4 @@ return exports.createDefaultIterator(this, "key");
     values() {
-      if (!this || !exports.is(this)) {
-        throw new TypeError("Illegal invocation");
+      if (!exports.is(this)) {
+        throw new TypeError("'values' called on an object that is not a valid instance of FormData.");
       }
@@ -388,4 +379,4 @@ return exports.createDefaultIterator(this, "value");
     entries() {
-      if (!this || !exports.is(this)) {
-        throw new TypeError("Illegal invocation");
+      if (!exports.is(this)) {
+        throw new TypeError("'entries' called on an object that is not a valid instance of FormData.");
       }
@@ -396,4 +387,4 @@ return exports.createDefaultIterator(this, "key+value");
     forEach(callback) {
-      if (!this || !exports.is(this)) {
-        throw new TypeError("Illegal invocation");
+      if (!exports.is(this)) {
+        throw new TypeError("'forEach' called on an object that is not a valid instance of FormData.");
       }
@@ -403,7 +394,5 @@ if (arguments.length < 1) {
       }
-      if (typeof callback !== "function") {
-        throw new TypeError(
-          "Failed to execute 'forEach' on 'iterable': The callback provided " + "as parameter 1 is not a function."
-        );
-      }
+      callback = Function.convert(callback, {
+        context: "Failed to execute 'forEach' on 'iterable': The callback provided as parameter 1"
+      });
       const thisArg = arguments[1];
@@ -410,0 +399,0 @@ let pairs = Array.from(this[implSymbol]);

lib/jsdom/living/generated/HashChangeEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get oldURL' called on an object that is not a valid instance of HashChangeEvent.");
       }
@@ -131,3 +131,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get newURL' called on an object that is not a valid instance of HashChangeEvent.");
       }
@@ -134,0 +134,0 @@

lib/jsdom/living/generated/Headers.js

@@ -6,2 +6,3 @@ "use strict";
 
+const Function = require("./Function.js");
 const implSymbol = utils.implSymbol;
@@ -15,3 +16,7 @@ const ctorRegistrySymbol = utils.ctorRegistrySymbol;
     value: function next() {
-      const internal = this[utils.iterInternalSymbol];
+      const internal = this && this[utils.iterInternalSymbol];
+      if (!internal) {
+        throw new TypeError("next() called on a value that is not an iterator prototype object");
+      }
+
       const { target, kind, index } = internal;
@@ -26,17 +31,3 @@ const values = Array.from(target[implSymbol]);
       internal.index = index + 1;
-      const [key, value] = pair.map(utils.tryWrapperForImpl);
-
-      let result;
-      switch (kind) {
-        case "key":
-          result = key;
-          break;
-        case "value":
-          result = value;
-          break;
-        case "key+value":
-          result = [key, value];
-          break;
-      }
-      return { value: result, done: false };
+      return utils.iteratorResult(pair.map(utils.tryWrapperForImpl), kind);
     },
@@ -217,3 +208,3 @@ writable: true,
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'append' called on an object that is not a valid instance of Headers.");
       }
@@ -243,3 +234,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'delete' called on an object that is not a valid instance of Headers.");
       }
@@ -264,3 +255,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get' called on an object that is not a valid instance of Headers.");
       }
@@ -285,3 +276,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'has' called on an object that is not a valid instance of Headers.");
       }
@@ -306,3 +297,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set' called on an object that is not a valid instance of Headers.");
       }
@@ -330,4 +321,4 @@
     keys() {
-      if (!this || !exports.is(this)) {
-        throw new TypeError("Illegal invocation");
+      if (!exports.is(this)) {
+        throw new TypeError("'keys' called on an object that is not a valid instance of Headers.");
       }
@@ -338,4 +329,4 @@ return exports.createDefaultIterator(this, "key");
     values() {
-      if (!this || !exports.is(this)) {
-        throw new TypeError("Illegal invocation");
+      if (!exports.is(this)) {
+        throw new TypeError("'values' called on an object that is not a valid instance of Headers.");
       }
@@ -346,4 +337,4 @@ return exports.createDefaultIterator(this, "value");
     entries() {
-      if (!this || !exports.is(this)) {
-        throw new TypeError("Illegal invocation");
+      if (!exports.is(this)) {
+        throw new TypeError("'entries' called on an object that is not a valid instance of Headers.");
       }
@@ -354,4 +345,4 @@ return exports.createDefaultIterator(this, "key+value");
     forEach(callback) {
-      if (!this || !exports.is(this)) {
-        throw new TypeError("Illegal invocation");
+      if (!exports.is(this)) {
+        throw new TypeError("'forEach' called on an object that is not a valid instance of Headers.");
       }
@@ -361,7 +352,5 @@ if (arguments.length < 1) {
       }
-      if (typeof callback !== "function") {
-        throw new TypeError(
-          "Failed to execute 'forEach' on 'iterable': The callback provided " + "as parameter 1 is not a function."
-        );
-      }
+      callback = Function.convert(callback, {
+        context: "Failed to execute 'forEach' on 'iterable': The callback provided as parameter 1"
+      });
       const thisArg = arguments[1];
@@ -368,0 +357,0 @@ let pairs = Array.from(this[implSymbol]);

lib/jsdom/living/generated/History.js

@@ -95,3 +95,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'go' called on an object that is not a valid instance of History.");
       }
@@ -114,3 +114,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'back' called on an object that is not a valid instance of History.");
       }
@@ -124,3 +124,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'forward' called on an object that is not a valid instance of History.");
       }
@@ -134,3 +134,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'pushState' called on an object that is not a valid instance of History.");
       }
@@ -177,3 +177,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'replaceState' called on an object that is not a valid instance of History.");
       }
@@ -223,3 +223,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of History.");
       }
@@ -234,3 +234,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get state' called on an object that is not a valid instance of History.");
       }
@@ -237,0 +237,0 @@

lib/jsdom/living/generated/HTMLAnchorElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get target' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set target' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -143,3 +143,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get download' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -160,3 +160,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set download' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -180,3 +180,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rel' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -197,3 +197,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set rel' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -217,3 +217,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get relList' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -230,3 +230,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set relList' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -245,3 +245,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hreflang' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -262,3 +262,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set hreflang' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -282,3 +282,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -299,3 +299,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -319,3 +319,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get text' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -335,3 +335,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set text' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -355,3 +355,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get coords' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -372,3 +372,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set coords' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -392,3 +392,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get charset' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -409,3 +409,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set charset' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -429,3 +429,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -446,3 +446,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -466,3 +466,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rev' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -483,3 +483,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set rev' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -503,3 +503,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get shape' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -520,3 +520,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set shape' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -540,3 +540,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get href' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -556,3 +556,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set href' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -575,3 +575,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toString' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -591,3 +591,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get origin' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -602,3 +602,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get protocol' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -618,3 +618,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set protocol' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -638,3 +638,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get username' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -654,3 +654,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set username' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -674,3 +674,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get password' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -690,3 +690,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set password' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -710,3 +710,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get host' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -726,3 +726,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set host' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -746,3 +746,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hostname' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -762,3 +762,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set hostname' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -782,3 +782,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get port' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -798,3 +798,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set port' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -818,3 +818,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get pathname' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -834,3 +834,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set pathname' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -854,3 +854,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get search' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -870,3 +870,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set search' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -890,3 +890,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hash' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -906,3 +906,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set hash' called on an object that is not a valid instance of HTMLAnchorElement.");
       }
@@ -909,0 +909,0 @@

lib/jsdom/living/generated/HTMLAreaElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get alt' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set alt' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -143,3 +143,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get coords' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -160,3 +160,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set coords' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -180,3 +180,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get shape' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -197,3 +197,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set shape' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -217,3 +217,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get target' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -234,3 +234,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set target' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -254,3 +254,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rel' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -271,3 +271,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set rel' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -291,3 +291,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get relList' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -304,3 +304,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set relList' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -319,3 +319,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get noHref' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -335,3 +335,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set noHref' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -359,3 +359,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get href' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -375,3 +375,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set href' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -394,3 +394,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toString' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -410,3 +410,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get origin' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -421,3 +421,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get protocol' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -437,3 +437,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set protocol' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -457,3 +457,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get username' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -473,3 +473,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set username' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -493,3 +493,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get password' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -509,3 +509,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set password' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -529,3 +529,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get host' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -545,3 +545,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set host' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -565,3 +565,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hostname' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -581,3 +581,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set hostname' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -601,3 +601,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get port' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -617,3 +617,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set port' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -637,3 +637,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get pathname' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -653,3 +653,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set pathname' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -673,3 +673,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get search' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -689,3 +689,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set search' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -709,3 +709,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hash' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -725,3 +725,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set hash' called on an object that is not a valid instance of HTMLAreaElement.");
       }
@@ -728,0 +728,0 @@

lib/jsdom/living/generated/HTMLBaseElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get href' called on an object that is not a valid instance of HTMLBaseElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set href' called on an object that is not a valid instance of HTMLBaseElement.");
       }
@@ -142,3 +142,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get target' called on an object that is not a valid instance of HTMLBaseElement.");
       }
@@ -159,3 +159,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set target' called on an object that is not a valid instance of HTMLBaseElement.");
       }
@@ -162,0 +162,0 @@

lib/jsdom/living/generated/HTMLBodyElement.js

@@ -9,2 +9,4 @@ "use strict";
 const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
+const EventHandlerNonNull = require("./EventHandlerNonNull.js");
+const OnBeforeUnloadEventHandlerNonNull = require("./OnBeforeUnloadEventHandlerNonNull.js");
 const implSymbol = utils.implSymbol;
@@ -107,3 +109,3 @@ const ctorRegistrySymbol = utils.ctorRegistrySymbol;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get text' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -124,3 +126,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set text' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -145,3 +147,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get link' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -162,3 +164,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set link' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -183,3 +185,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get vLink' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -200,3 +202,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set vLink' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -221,3 +223,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get aLink' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -238,3 +240,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set aLink' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -259,3 +261,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get bgColor' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -276,3 +278,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set bgColor' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -297,3 +299,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get background' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -314,3 +316,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set background' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -334,3 +336,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onafterprint' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -345,7 +347,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onafterprint' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onafterprint' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onafterprint"] = V;
@@ -358,3 +365,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onbeforeprint' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -369,7 +376,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onbeforeprint' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onbeforeprint' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onbeforeprint"] = V;
@@ -382,3 +394,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onbeforeunload' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
@@ -393,7 +407,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onbeforeunload' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = OnBeforeUnloadEventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onbeforeunload' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onbeforeunload"] = V;
@@ -406,3 +427,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onhashchange' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -417,7 +438,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onhashchange' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onhashchange' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onhashchange"] = V;
@@ -430,3 +456,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onlanguagechange' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
@@ -441,7 +469,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onlanguagechange' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onlanguagechange' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onlanguagechange"] = V;
@@ -454,3 +489,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onmessage' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -465,7 +500,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onmessage' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onmessage' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onmessage"] = V;
@@ -478,3 +518,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onmessageerror' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
@@ -489,7 +531,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onmessageerror' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onmessageerror' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onmessageerror"] = V;
@@ -502,3 +551,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onoffline' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -513,7 +562,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onoffline' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onoffline' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onoffline"] = V;
@@ -526,3 +580,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ononline' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -537,7 +591,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set ononline' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'ononline' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["ononline"] = V;
@@ -550,3 +609,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onpagehide' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -561,7 +620,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onpagehide' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onpagehide' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onpagehide"] = V;
@@ -574,3 +638,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onpageshow' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -585,7 +649,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onpageshow' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onpageshow' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onpageshow"] = V;
@@ -598,3 +667,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onpopstate' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -609,7 +678,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onpopstate' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onpopstate' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onpopstate"] = V;
@@ -622,3 +696,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onrejectionhandled' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
@@ -633,7 +709,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onrejectionhandled' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onrejectionhandled' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onrejectionhandled"] = V;
@@ -646,3 +729,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onstorage' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -657,7 +740,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onstorage' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onstorage' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onstorage"] = V;
@@ -670,3 +758,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onunhandledrejection' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
@@ -681,7 +771,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onunhandledrejection' called on an object that is not a valid instance of HTMLBodyElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onunhandledrejection' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onunhandledrejection"] = V;
@@ -694,3 +791,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onunload' called on an object that is not a valid instance of HTMLBodyElement.");
       }
@@ -705,7 +802,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onunload' called on an object that is not a valid instance of HTMLBodyElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onunload' property on 'HTMLBodyElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onunload"] = V;
@@ -712,0 +814,0 @@ }

lib/jsdom/living/generated/HTMLBRElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get clear' called on an object that is not a valid instance of HTMLBRElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set clear' called on an object that is not a valid instance of HTMLBRElement.");
       }
@@ -126,0 +126,0 @@

lib/jsdom/living/generated/HTMLButtonElement.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'checkValidity' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -115,3 +115,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'reportValidity' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -125,3 +125,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'setCustomValidity' called on an object that is not a valid instance of HTMLButtonElement."
+        );
       }
@@ -151,3 +153,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get autofocus' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -167,3 +169,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set autofocus' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -191,3 +193,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get disabled' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -207,3 +209,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set disabled' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -231,3 +233,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -242,3 +244,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get formNoValidate' called on an object that is not a valid instance of HTMLButtonElement."
+        );
       }
@@ -258,3 +262,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set formNoValidate' called on an object that is not a valid instance of HTMLButtonElement."
+        );
       }
@@ -282,3 +288,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get formTarget' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -299,3 +305,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set formTarget' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -319,3 +325,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -336,3 +342,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -356,3 +362,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -372,3 +378,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -392,3 +398,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -409,3 +415,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -429,3 +435,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get willValidate' called on an object that is not a valid instance of HTMLButtonElement."
+        );
       }
@@ -440,3 +448,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get validity' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -451,3 +459,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get validationMessage' called on an object that is not a valid instance of HTMLButtonElement."
+        );
       }
@@ -462,3 +472,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get labels' called on an object that is not a valid instance of HTMLButtonElement.");
       }
@@ -465,0 +475,0 @@

lib/jsdom/living/generated/HTMLCanvasElement.js

@@ -7,2 +7,3 @@ "use strict";
 const HTMLConstructor_helpers_html_constructor = require("../helpers/html-constructor.js").HTMLConstructor;
+const BlobCallback = require("./BlobCallback.js");
 const ceReactionsPreSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPreSteps;
@@ -106,3 +107,3 @@ const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getContext' called on an object that is not a valid instance of HTMLCanvasElement.");
       }
@@ -138,3 +139,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toDataURL' called on an object that is not a valid instance of HTMLCanvasElement.");
       }
@@ -166,3 +167,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toBlob' called on an object that is not a valid instance of HTMLCanvasElement.");
       }
@@ -180,3 +181,5 @@
         let curArg = arguments[0];
-        curArg = utils.tryImplForWrapper(curArg);
+        curArg = BlobCallback.convert(curArg, {
+          context: "Failed to execute 'toBlob' on 'HTMLCanvasElement': parameter 1"
+        });
         args.push(curArg);
@@ -209,3 +212,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLCanvasElement.");
       }
@@ -225,3 +228,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLCanvasElement.");
       }
@@ -245,3 +248,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get height' called on an object that is not a valid instance of HTMLCanvasElement.");
       }
@@ -261,3 +264,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set height' called on an object that is not a valid instance of HTMLCanvasElement.");
       }
@@ -264,0 +267,0 @@

lib/jsdom/living/generated/HTMLCollection.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of HTMLCollection.");
       }
@@ -124,3 +124,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'namedItem' called on an object that is not a valid instance of HTMLCollection.");
       }
@@ -150,3 +150,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of HTMLCollection.");
       }
@@ -271,6 +271,5 @@
     }
-    if (target === receiver) {
-      utils.isArrayIndexPropName(P);
-
-      typeof P === "string" && !utils.isArrayIndexPropName(P);
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
     }
@@ -277,0 +276,0 @@ let ownDesc;

lib/jsdom/living/generated/HTMLDataElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLDataElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLDataElement.");
       }
@@ -126,0 +126,0 @@

lib/jsdom/living/generated/HTMLDataListElement.js

@@ -104,3 +104,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get options' called on an object that is not a valid instance of HTMLDataListElement.");
       }
@@ -107,0 +107,0 @@

lib/jsdom/living/generated/HTMLDetailsElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get open' called on an object that is not a valid instance of HTMLDetailsElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set open' called on an object that is not a valid instance of HTMLDetailsElement.");
       }
@@ -125,0 +125,0 @@

lib/jsdom/living/generated/HTMLDialogElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get open' called on an object that is not a valid instance of HTMLDialogElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set open' called on an object that is not a valid instance of HTMLDialogElement.");
       }
@@ -125,0 +125,0 @@

lib/jsdom/living/generated/HTMLDirectoryElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get compact' called on an object that is not a valid instance of HTMLDirectoryElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set compact' called on an object that is not a valid instance of HTMLDirectoryElement.");
       }
@@ -125,0 +125,0 @@

lib/jsdom/living/generated/HTMLDivElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLDivElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLDivElement.");
       }
@@ -126,0 +126,0 @@

lib/jsdom/living/generated/HTMLDListElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get compact' called on an object that is not a valid instance of HTMLDListElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set compact' called on an object that is not a valid instance of HTMLDListElement.");
       }
@@ -125,0 +125,0 @@

lib/jsdom/living/generated/HTMLEmbedElement.js

@@ -109,3 +109,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get src' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -136,3 +136,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set src' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -156,3 +156,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -173,3 +173,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -193,3 +193,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -210,3 +210,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -230,3 +230,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get height' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -247,3 +247,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set height' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -267,3 +267,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -284,3 +284,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -304,3 +304,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -321,3 +321,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLEmbedElement.");
       }
@@ -324,0 +324,0 @@

lib/jsdom/living/generated/HTMLFieldSetElement.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'checkValidity' called on an object that is not a valid instance of HTMLFieldSetElement.");
       }
@@ -115,3 +115,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'reportValidity' called on an object that is not a valid instance of HTMLFieldSetElement."
+        );
       }
@@ -125,3 +127,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'setCustomValidity' called on an object that is not a valid instance of HTMLFieldSetElement."
+        );
       }
@@ -151,3 +155,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get disabled' called on an object that is not a valid instance of HTMLFieldSetElement.");
       }
@@ -167,3 +171,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set disabled' called on an object that is not a valid instance of HTMLFieldSetElement.");
       }
@@ -191,3 +195,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLFieldSetElement.");
       }
@@ -202,3 +206,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLFieldSetElement.");
       }
@@ -219,3 +223,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLFieldSetElement.");
       }
@@ -239,3 +243,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLFieldSetElement.");
       }
@@ -250,3 +254,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get elements' called on an object that is not a valid instance of HTMLFieldSetElement.");
       }
@@ -263,3 +267,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get willValidate' called on an object that is not a valid instance of HTMLFieldSetElement."
+        );
       }
@@ -274,3 +280,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get validity' called on an object that is not a valid instance of HTMLFieldSetElement.");
       }
@@ -287,3 +293,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get validationMessage' called on an object that is not a valid instance of HTMLFieldSetElement."
+        );
       }
@@ -290,0 +298,0 @@

lib/jsdom/living/generated/HTMLFontElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get color' called on an object that is not a valid instance of HTMLFontElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set color' called on an object that is not a valid instance of HTMLFontElement.");
       }
@@ -144,3 +144,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get face' called on an object that is not a valid instance of HTMLFontElement.");
       }
@@ -161,3 +161,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set face' called on an object that is not a valid instance of HTMLFontElement.");
       }
@@ -181,3 +181,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get size' called on an object that is not a valid instance of HTMLFontElement.");
       }
@@ -198,3 +198,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set size' called on an object that is not a valid instance of HTMLFontElement.");
       }
@@ -201,0 +201,0 @@

lib/jsdom/living/generated/HTMLFormElement.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'submit' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -115,3 +115,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'requestSubmit' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -134,3 +134,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'reset' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -149,3 +149,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'checkValidity' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -159,3 +159,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'reportValidity' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -170,3 +170,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get acceptCharset' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -187,3 +187,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set acceptCharset' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -207,3 +207,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get action' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -223,3 +223,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set action' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -243,3 +243,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get enctype' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -259,3 +259,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set enctype' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -279,3 +279,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get method' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -295,3 +295,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set method' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -315,3 +315,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -332,3 +332,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -352,3 +352,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get noValidate' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -368,3 +368,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set noValidate' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -392,3 +392,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get target' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -409,3 +409,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set target' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -429,3 +429,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get elements' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -442,3 +442,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of HTMLFormElement.");
       }
@@ -445,0 +445,0 @@

lib/jsdom/living/generated/HTMLFrameElement.js

@@ -109,3 +109,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -126,3 +126,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -146,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get scrolling' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -163,3 +163,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set scrolling' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -183,3 +183,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get src' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -210,3 +210,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set src' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -230,3 +230,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get frameBorder' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -247,3 +247,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set frameBorder' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -267,3 +267,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get longDesc' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -294,3 +294,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set longDesc' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -314,3 +314,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get noResize' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -330,3 +330,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set noResize' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -354,3 +354,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get contentDocument' called on an object that is not a valid instance of HTMLFrameElement."
+        );
       }
@@ -365,3 +367,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get contentWindow' called on an object that is not a valid instance of HTMLFrameElement."
+        );
       }
@@ -376,3 +380,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get marginHeight' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -393,3 +397,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set marginHeight' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -414,3 +418,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get marginWidth' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -431,3 +435,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set marginWidth' called on an object that is not a valid instance of HTMLFrameElement.");
       }
@@ -434,0 +438,0 @@

lib/jsdom/living/generated/HTMLFrameSetElement.js

@@ -9,2 +9,4 @@ "use strict";
 const ceReactionsPostSteps_helpers_custom_elements = require("../helpers/custom-elements.js").ceReactionsPostSteps;
+const EventHandlerNonNull = require("./EventHandlerNonNull.js");
+const OnBeforeUnloadEventHandlerNonNull = require("./OnBeforeUnloadEventHandlerNonNull.js");
 const implSymbol = utils.implSymbol;
@@ -107,3 +109,3 @@ const ctorRegistrySymbol = utils.ctorRegistrySymbol;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cols' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
@@ -124,3 +126,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set cols' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
@@ -144,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rows' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
@@ -161,3 +163,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set rows' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
@@ -181,3 +183,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onafterprint' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -192,7 +196,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onafterprint' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onafterprint' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onafterprint"] = V;
@@ -205,3 +216,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onbeforeprint' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -216,7 +229,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onbeforeprint' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onbeforeprint' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onbeforeprint"] = V;
@@ -229,3 +249,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onbeforeunload' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -240,7 +262,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onbeforeunload' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = OnBeforeUnloadEventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onbeforeunload' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onbeforeunload"] = V;
@@ -253,3 +282,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onhashchange' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -264,7 +295,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onhashchange' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onhashchange' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onhashchange"] = V;
@@ -277,3 +315,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onlanguagechange' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -288,7 +328,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onlanguagechange' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onlanguagechange' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onlanguagechange"] = V;
@@ -301,3 +348,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onmessage' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
@@ -312,7 +359,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onmessage' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onmessage' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onmessage"] = V;
@@ -325,3 +377,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onmessageerror' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -336,7 +390,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onmessageerror' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onmessageerror' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onmessageerror"] = V;
@@ -349,3 +410,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onoffline' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
@@ -360,7 +421,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onoffline' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onoffline' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onoffline"] = V;
@@ -373,3 +439,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ononline' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
@@ -384,7 +450,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set ononline' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'ononline' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["ononline"] = V;
@@ -397,3 +468,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onpagehide' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -408,7 +481,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onpagehide' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onpagehide' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onpagehide"] = V;
@@ -421,3 +501,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onpageshow' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -432,7 +514,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onpageshow' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onpageshow' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onpageshow"] = V;
@@ -445,3 +534,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onpopstate' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -456,7 +547,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onpopstate' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onpopstate' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onpopstate"] = V;
@@ -469,3 +567,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onrejectionhandled' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -480,7 +580,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onrejectionhandled' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onrejectionhandled' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onrejectionhandled"] = V;
@@ -493,3 +600,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onstorage' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
@@ -504,7 +611,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onstorage' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onstorage' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onstorage"] = V;
@@ -517,3 +629,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onunhandledrejection' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
@@ -528,7 +642,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onunhandledrejection' called on an object that is not a valid instance of HTMLFrameSetElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onunhandledrejection' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onunhandledrejection"] = V;
@@ -541,3 +662,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onunload' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
@@ -552,7 +673,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onunload' called on an object that is not a valid instance of HTMLFrameSetElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onunload' property on 'HTMLFrameSetElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onunload"] = V;
@@ -559,0 +685,0 @@ }

lib/jsdom/living/generated/HTMLHeadingElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLHeadingElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLHeadingElement.");
       }
@@ -126,0 +126,0 @@

lib/jsdom/living/generated/HTMLHRElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -143,3 +143,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get color' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -160,3 +160,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set color' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -180,3 +180,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get noShade' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -196,3 +196,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set noShade' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -220,3 +220,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get size' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -237,3 +237,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set size' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -257,3 +257,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -274,3 +274,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLHRElement.");
       }
@@ -277,0 +277,0 @@

lib/jsdom/living/generated/HTMLHtmlElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get version' called on an object that is not a valid instance of HTMLHtmlElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set version' called on an object that is not a valid instance of HTMLHtmlElement.");
       }
@@ -126,0 +126,0 @@

lib/jsdom/living/generated/HTMLIFrameElement.js

@@ -108,3 +108,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getSVGDocument' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -119,3 +119,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get src' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -146,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set src' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -166,3 +166,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get srcdoc' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -183,3 +183,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set srcdoc' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -203,3 +203,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -220,3 +220,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -240,3 +240,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get allowFullscreen' called on an object that is not a valid instance of HTMLIFrameElement."
+        );
       }
@@ -256,3 +258,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set allowFullscreen' called on an object that is not a valid instance of HTMLIFrameElement."
+        );
       }
@@ -280,3 +284,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -297,3 +301,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -317,3 +321,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get height' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -334,3 +338,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set height' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -354,3 +358,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get contentDocument' called on an object that is not a valid instance of HTMLIFrameElement."
+        );
       }
@@ -365,3 +371,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get contentWindow' called on an object that is not a valid instance of HTMLIFrameElement."
+        );
       }
@@ -376,3 +384,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -393,3 +401,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -413,3 +421,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get scrolling' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -430,3 +438,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set scrolling' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -450,3 +458,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get frameBorder' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -467,3 +475,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set frameBorder' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -487,3 +495,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get longDesc' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -514,3 +522,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set longDesc' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -534,3 +542,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get marginHeight' called on an object that is not a valid instance of HTMLIFrameElement."
+        );
       }
@@ -551,3 +561,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set marginHeight' called on an object that is not a valid instance of HTMLIFrameElement."
+        );
       }
@@ -572,3 +584,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get marginWidth' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -589,3 +601,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set marginWidth' called on an object that is not a valid instance of HTMLIFrameElement.");
       }
@@ -592,0 +604,0 @@

lib/jsdom/living/generated/HTMLImageElement.js

@@ -110,3 +110,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get alt' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -127,3 +127,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set alt' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -147,3 +147,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get src' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -174,3 +174,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set src' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -194,3 +194,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get srcset' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -211,3 +211,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set srcset' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -231,3 +231,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get sizes' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -248,3 +248,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set sizes' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -268,3 +268,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get crossOrigin' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -285,3 +285,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set crossOrigin' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -309,3 +309,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get useMap' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -326,3 +326,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set useMap' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -346,3 +346,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get isMap' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -362,3 +362,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set isMap' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -386,3 +386,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -402,3 +402,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -422,3 +422,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get height' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -438,3 +438,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set height' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -458,3 +458,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get naturalWidth' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -469,3 +469,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get naturalHeight' called on an object that is not a valid instance of HTMLImageElement."
+        );
       }
@@ -480,3 +482,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get complete' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -491,3 +493,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get currentSrc' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -502,3 +504,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -519,3 +521,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -539,3 +541,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get lowsrc' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -566,3 +568,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set lowsrc' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -586,3 +588,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -603,3 +605,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -623,3 +625,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hspace' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -644,3 +646,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set hspace' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -665,3 +667,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get vspace' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -686,3 +688,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set vspace' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -707,3 +709,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get longDesc' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -734,3 +736,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set longDesc' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -754,3 +756,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get border' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -771,3 +773,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set border' called on an object that is not a valid instance of HTMLImageElement.");
       }
@@ -774,0 +776,0 @@

lib/jsdom/living/generated/HTMLInputElement.js

@@ -110,3 +110,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'stepUp' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -131,3 +131,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'stepDown' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -152,3 +152,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'checkValidity' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -162,3 +162,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'reportValidity' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -172,3 +172,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'setCustomValidity' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -197,3 +199,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'select' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -207,3 +209,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setRangeText' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -297,3 +299,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'setSelectionRange' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -339,3 +343,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get accept' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -356,3 +360,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set accept' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -376,3 +380,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get alt' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -393,3 +397,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set alt' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -413,3 +417,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get autocomplete' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -430,3 +434,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set autocomplete' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -450,3 +454,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get autofocus' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -466,3 +470,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set autofocus' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -490,3 +494,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get defaultChecked' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -506,3 +512,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set defaultChecked' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -530,3 +538,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get checked' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -541,3 +549,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set checked' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -556,3 +564,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get dirName' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -573,3 +581,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set dirName' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -593,3 +601,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get disabled' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -609,3 +617,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set disabled' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -633,3 +641,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -644,3 +652,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get files' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -655,3 +663,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set files' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -673,3 +681,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get formNoValidate' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -689,3 +699,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set formNoValidate' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -713,3 +725,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get formTarget' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -730,3 +742,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set formTarget' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -750,3 +762,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get indeterminate' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -761,3 +775,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set indeterminate' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -776,3 +792,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get inputMode' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -793,3 +809,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set inputMode' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -813,3 +829,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get list' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -824,3 +840,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get max' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -841,3 +857,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set max' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -861,3 +877,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get maxLength' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -877,3 +893,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set maxLength' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -897,3 +913,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get min' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -914,3 +930,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set min' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -934,3 +950,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get minLength' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -950,3 +966,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set minLength' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -970,3 +986,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get multiple' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -986,3 +1002,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set multiple' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1010,3 +1026,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1027,3 +1043,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1047,3 +1063,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get pattern' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1064,3 +1080,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set pattern' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1084,3 +1100,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get placeholder' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1101,3 +1117,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set placeholder' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1121,3 +1137,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get readOnly' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1137,3 +1153,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set readOnly' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1161,3 +1177,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get required' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1177,3 +1193,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set required' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1201,3 +1217,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get size' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1217,3 +1233,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set size' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1237,3 +1253,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get src' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1264,3 +1280,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set src' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1284,3 +1300,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get step' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1301,3 +1317,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set step' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1321,3 +1337,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1337,3 +1353,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1357,3 +1373,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get defaultValue' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1374,3 +1390,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set defaultValue' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1394,3 +1410,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1410,3 +1426,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1431,3 +1447,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get valueAsDate' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1442,3 +1458,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set valueAsDate' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1460,3 +1476,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get valueAsNumber' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -1471,3 +1489,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set valueAsNumber' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -1486,3 +1506,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get willValidate' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1497,3 +1517,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get validity' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1508,3 +1528,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get validationMessage' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -1519,3 +1541,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get labels' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1530,3 +1552,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get selectionStart' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -1541,3 +1565,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set selectionStart' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -1559,3 +1585,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get selectionEnd' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1570,3 +1596,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set selectionEnd' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1588,3 +1614,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get selectionDirection' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -1599,3 +1627,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set selectionDirection' called on an object that is not a valid instance of HTMLInputElement."
+        );
       }
@@ -1617,3 +1647,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1634,3 +1664,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1654,3 +1684,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get useMap' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1671,3 +1701,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set useMap' called on an object that is not a valid instance of HTMLInputElement.");
       }
@@ -1674,0 +1704,0 @@

lib/jsdom/living/generated/HTMLLabelElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLLabelElement.");
       }
@@ -117,3 +117,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get htmlFor' called on an object that is not a valid instance of HTMLLabelElement.");
       }
@@ -134,3 +134,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set htmlFor' called on an object that is not a valid instance of HTMLLabelElement.");
       }
@@ -154,3 +154,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get control' called on an object that is not a valid instance of HTMLLabelElement.");
       }
@@ -157,0 +157,0 @@

lib/jsdom/living/generated/HTMLLegendElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLLegendElement.");
       }
@@ -117,3 +117,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLLegendElement.");
       }
@@ -134,3 +134,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLLegendElement.");
       }
@@ -137,0 +137,0 @@

lib/jsdom/living/generated/HTMLLIElement.js

@@ -107,3 +107,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLLIElement.");
       }
@@ -128,3 +128,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLLIElement.");
       }
@@ -148,3 +148,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLLIElement.");
       }
@@ -165,3 +165,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLLIElement.");
       }
@@ -168,0 +168,0 @@

lib/jsdom/living/generated/HTMLLinkElement.js

@@ -109,3 +109,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get href' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -136,3 +136,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set href' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -156,3 +156,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get crossOrigin' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -173,3 +173,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set crossOrigin' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -197,3 +197,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rel' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -214,3 +214,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set rel' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -234,3 +234,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get relList' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -247,3 +247,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set relList' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -262,3 +262,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get media' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -279,3 +279,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set media' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -299,3 +299,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hreflang' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -316,3 +316,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set hreflang' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -336,3 +336,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -353,3 +353,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -373,3 +373,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get charset' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -390,3 +390,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set charset' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -410,3 +410,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rev' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -427,3 +427,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set rev' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -447,3 +447,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get target' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -464,3 +464,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set target' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -484,3 +484,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get sheet' called on an object that is not a valid instance of HTMLLinkElement.");
       }
@@ -487,0 +487,0 @@

lib/jsdom/living/generated/HTMLMapElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLMapElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLMapElement.");
       }
@@ -143,3 +143,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get areas' called on an object that is not a valid instance of HTMLMapElement.");
       }
@@ -146,0 +146,0 @@

lib/jsdom/living/generated/HTMLMarqueeElement.js

@@ -107,3 +107,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get behavior' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -124,3 +124,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set behavior' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -144,3 +144,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get bgColor' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -161,3 +161,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set bgColor' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -181,3 +181,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get direction' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -198,3 +198,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set direction' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -218,3 +218,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get height' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -235,3 +235,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set height' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -255,3 +255,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hspace' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -276,3 +276,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set hspace' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -297,3 +297,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get scrollAmount' called on an object that is not a valid instance of HTMLMarqueeElement."
+        );
       }
@@ -318,3 +320,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set scrollAmount' called on an object that is not a valid instance of HTMLMarqueeElement."
+        );
       }
@@ -339,3 +343,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get scrollDelay' called on an object that is not a valid instance of HTMLMarqueeElement."
+        );
       }
@@ -360,3 +366,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set scrollDelay' called on an object that is not a valid instance of HTMLMarqueeElement."
+        );
       }
@@ -381,3 +389,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get trueSpeed' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -397,3 +405,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set trueSpeed' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -421,3 +429,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get vspace' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -442,3 +450,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set vspace' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -463,3 +471,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -480,3 +488,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLMarqueeElement.");
       }
@@ -483,0 +491,0 @@

lib/jsdom/living/generated/HTMLMediaElement.js

@@ -108,3 +108,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'load' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -118,3 +118,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'canPlayType' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -144,3 +144,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'play' called on an object that is not a valid instance of HTMLMediaElement.");
         }
@@ -157,3 +157,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'pause' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -167,3 +167,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'addTextTrack' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -215,3 +215,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get src' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -242,3 +242,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set src' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -262,3 +262,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get currentSrc' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -273,3 +273,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get crossOrigin' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -290,3 +290,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set crossOrigin' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -314,3 +314,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get networkState' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -325,3 +325,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get preload' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -342,3 +342,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set preload' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -362,3 +362,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get buffered' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -373,3 +373,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get readyState' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -384,3 +384,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get seeking' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -395,3 +395,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get currentTime' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -406,3 +406,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set currentTime' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -421,3 +421,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get duration' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -432,3 +432,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get paused' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -443,3 +443,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get defaultPlaybackRate' called on an object that is not a valid instance of HTMLMediaElement."
+        );
       }
@@ -454,3 +456,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set defaultPlaybackRate' called on an object that is not a valid instance of HTMLMediaElement."
+        );
       }
@@ -469,3 +473,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get playbackRate' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -480,3 +484,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set playbackRate' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -495,3 +499,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get played' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -506,3 +510,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get seekable' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -517,3 +521,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ended' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -528,3 +532,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get autoplay' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -544,3 +548,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set autoplay' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -568,3 +572,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get loop' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -584,3 +588,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set loop' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -608,3 +612,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get controls' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -624,3 +628,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set controls' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -648,3 +652,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get volume' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -659,3 +663,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set volume' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -674,3 +678,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get muted' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -685,3 +689,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set muted' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -700,3 +704,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get defaultMuted' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -716,3 +720,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set defaultMuted' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -740,3 +744,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get audioTracks' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -753,3 +757,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get videoTracks' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -766,3 +770,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get textTracks' called on an object that is not a valid instance of HTMLMediaElement.");
       }
@@ -769,0 +773,0 @@

lib/jsdom/living/generated/HTMLMenuElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get compact' called on an object that is not a valid instance of HTMLMenuElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set compact' called on an object that is not a valid instance of HTMLMenuElement.");
       }
@@ -125,0 +125,0 @@

lib/jsdom/living/generated/HTMLMetaElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLMetaElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLMetaElement.");
       }
@@ -143,3 +143,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get httpEquiv' called on an object that is not a valid instance of HTMLMetaElement.");
       }
@@ -160,3 +160,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set httpEquiv' called on an object that is not a valid instance of HTMLMetaElement.");
       }
@@ -180,3 +180,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get content' called on an object that is not a valid instance of HTMLMetaElement.");
       }
@@ -197,3 +197,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set content' called on an object that is not a valid instance of HTMLMetaElement.");
       }
@@ -217,3 +217,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get scheme' called on an object that is not a valid instance of HTMLMetaElement.");
       }
@@ -234,3 +234,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set scheme' called on an object that is not a valid instance of HTMLMetaElement.");
       }
@@ -237,0 +237,0 @@

lib/jsdom/living/generated/HTMLMeterElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -142,3 +142,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get min' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -158,3 +158,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set min' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -178,3 +178,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get max' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -194,3 +194,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set max' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -214,3 +214,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get low' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -230,3 +230,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set low' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -250,3 +250,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get high' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -266,3 +266,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set high' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -286,3 +286,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get optimum' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -302,3 +302,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set optimum' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -322,3 +322,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get labels' called on an object that is not a valid instance of HTMLMeterElement.");
       }
@@ -325,0 +325,0 @@

lib/jsdom/living/generated/HTMLModElement.js

@@ -109,3 +109,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cite' called on an object that is not a valid instance of HTMLModElement.");
       }
@@ -136,3 +136,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set cite' called on an object that is not a valid instance of HTMLModElement.");
       }
@@ -156,3 +156,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get dateTime' called on an object that is not a valid instance of HTMLModElement.");
       }
@@ -173,3 +173,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set dateTime' called on an object that is not a valid instance of HTMLModElement.");
       }
@@ -176,0 +176,0 @@

lib/jsdom/living/generated/HTMLObjectElement.js

@@ -109,3 +109,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'checkValidity' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -119,3 +119,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'reportValidity' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -129,3 +129,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'setCustomValidity' called on an object that is not a valid instance of HTMLObjectElement."
+        );
       }
@@ -155,3 +157,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get data' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -182,3 +184,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set data' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -202,3 +204,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -219,3 +221,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -239,3 +241,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -256,3 +258,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -276,3 +278,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get useMap' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -293,3 +295,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set useMap' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -313,3 +315,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -324,3 +326,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -341,3 +343,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -361,3 +363,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get height' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -378,3 +380,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set height' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -398,3 +400,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get contentDocument' called on an object that is not a valid instance of HTMLObjectElement."
+        );
       }
@@ -409,3 +413,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get willValidate' called on an object that is not a valid instance of HTMLObjectElement."
+        );
       }
@@ -420,3 +426,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get validity' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -431,3 +437,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get validationMessage' called on an object that is not a valid instance of HTMLObjectElement."
+        );
       }
@@ -442,3 +450,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -459,3 +467,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -479,3 +487,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get archive' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -496,3 +504,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set archive' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -516,3 +524,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get code' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -533,3 +541,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set code' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -553,3 +561,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get declare' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -569,3 +577,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set declare' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -593,3 +601,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hspace' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -614,3 +622,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set hspace' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -635,3 +643,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get standby' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -652,3 +660,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set standby' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -672,3 +680,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get vspace' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -693,3 +701,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set vspace' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -714,3 +722,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get codeBase' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -741,3 +749,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set codeBase' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -761,3 +769,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get codeType' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -778,3 +786,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set codeType' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -798,3 +806,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get border' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -815,3 +823,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set border' called on an object that is not a valid instance of HTMLObjectElement.");
       }
@@ -818,0 +826,0 @@

lib/jsdom/living/generated/HTMLOListElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get reversed' called on an object that is not a valid instance of HTMLOListElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set reversed' called on an object that is not a valid instance of HTMLOListElement.");
       }
@@ -146,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get start' called on an object that is not a valid instance of HTMLOListElement.");
       }
@@ -162,3 +162,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set start' called on an object that is not a valid instance of HTMLOListElement.");
       }
@@ -182,3 +182,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLOListElement.");
       }
@@ -199,3 +199,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLOListElement.");
       }
@@ -219,3 +219,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get compact' called on an object that is not a valid instance of HTMLOListElement.");
       }
@@ -235,3 +235,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set compact' called on an object that is not a valid instance of HTMLOListElement.");
       }
@@ -238,0 +238,0 @@

lib/jsdom/living/generated/HTMLOptGroupElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get disabled' called on an object that is not a valid instance of HTMLOptGroupElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set disabled' called on an object that is not a valid instance of HTMLOptGroupElement.");
       }
@@ -146,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get label' called on an object that is not a valid instance of HTMLOptGroupElement.");
       }
@@ -163,3 +163,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set label' called on an object that is not a valid instance of HTMLOptGroupElement.");
       }
@@ -166,0 +166,0 @@

lib/jsdom/living/generated/HTMLOptionElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get disabled' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set disabled' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -146,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -157,3 +157,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get label' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -173,3 +173,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set label' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -193,3 +193,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get defaultSelected' called on an object that is not a valid instance of HTMLOptionElement."
+        );
       }
@@ -209,3 +211,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set defaultSelected' called on an object that is not a valid instance of HTMLOptionElement."
+        );
       }
@@ -233,3 +237,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get selected' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -244,3 +248,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set selected' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -259,3 +263,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -275,3 +279,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -295,3 +299,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get text' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -311,3 +315,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set text' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -331,3 +335,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get index' called on an object that is not a valid instance of HTMLOptionElement.");
       }
@@ -334,0 +338,0 @@

lib/jsdom/living/generated/HTMLOptionsCollection.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'add' called on an object that is not a valid instance of HTMLOptionsCollection.");
       }
@@ -177,3 +177,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'remove' called on an object that is not a valid instance of HTMLOptionsCollection.");
       }
@@ -208,3 +208,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of HTMLOptionsCollection.");
       }
@@ -224,3 +224,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set length' called on an object that is not a valid instance of HTMLOptionsCollection.");
       }
@@ -244,3 +244,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get selectedIndex' called on an object that is not a valid instance of HTMLOptionsCollection."
+        );
       }
@@ -255,3 +257,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set selectedIndex' called on an object that is not a valid instance of HTMLOptionsCollection."
+        );
       }
@@ -386,3 +390,5 @@
     }
-    if (target === receiver) {
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
       const globalObject = this._globalObject;
@@ -416,4 +422,2 @@
       }
-
-      typeof P === "string" && !utils.isArrayIndexPropName(P);
     }
@@ -420,0 +424,0 @@ let ownDesc;

lib/jsdom/living/generated/HTMLOutputElement.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'checkValidity' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -115,3 +115,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'reportValidity' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -125,3 +125,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'setCustomValidity' called on an object that is not a valid instance of HTMLOutputElement."
+        );
       }
@@ -151,3 +153,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get htmlFor' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -164,3 +166,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set htmlFor' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -179,3 +181,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -190,3 +192,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -207,3 +209,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -227,3 +229,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -238,3 +240,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get defaultValue' called on an object that is not a valid instance of HTMLOutputElement."
+        );
       }
@@ -254,3 +258,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set defaultValue' called on an object that is not a valid instance of HTMLOutputElement."
+        );
       }
@@ -274,3 +280,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -290,3 +296,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -310,3 +316,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get willValidate' called on an object that is not a valid instance of HTMLOutputElement."
+        );
       }
@@ -321,3 +329,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get validity' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -332,3 +340,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get validationMessage' called on an object that is not a valid instance of HTMLOutputElement."
+        );
       }
@@ -343,3 +353,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get labels' called on an object that is not a valid instance of HTMLOutputElement.");
       }
@@ -346,0 +356,0 @@

lib/jsdom/living/generated/HTMLParagraphElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLParagraphElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLParagraphElement.");
       }
@@ -126,0 +126,0 @@

lib/jsdom/living/generated/HTMLParamElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLParamElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLParamElement.");
       }
@@ -143,3 +143,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLParamElement.");
       }
@@ -160,3 +160,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLParamElement.");
       }
@@ -180,3 +180,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLParamElement.");
       }
@@ -197,3 +197,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLParamElement.");
       }
@@ -217,3 +217,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get valueType' called on an object that is not a valid instance of HTMLParamElement.");
       }
@@ -234,3 +234,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set valueType' called on an object that is not a valid instance of HTMLParamElement.");
       }
@@ -237,0 +237,0 @@

lib/jsdom/living/generated/HTMLPreElement.js

@@ -107,3 +107,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLPreElement.");
       }
@@ -128,3 +128,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLPreElement.");
       }
@@ -131,0 +131,0 @@

lib/jsdom/living/generated/HTMLProgressElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLProgressElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLProgressElement.");
       }
@@ -142,3 +142,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get max' called on an object that is not a valid instance of HTMLProgressElement.");
       }
@@ -158,3 +158,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set max' called on an object that is not a valid instance of HTMLProgressElement.");
       }
@@ -178,3 +178,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get position' called on an object that is not a valid instance of HTMLProgressElement.");
       }
@@ -189,3 +189,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get labels' called on an object that is not a valid instance of HTMLProgressElement.");
       }
@@ -192,0 +192,0 @@

lib/jsdom/living/generated/HTMLQuoteElement.js

@@ -109,3 +109,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cite' called on an object that is not a valid instance of HTMLQuoteElement.");
       }
@@ -136,3 +136,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set cite' called on an object that is not a valid instance of HTMLQuoteElement.");
       }
@@ -139,0 +139,0 @@

lib/jsdom/living/generated/HTMLScriptElement.js

@@ -109,3 +109,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get src' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -136,3 +136,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set src' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -156,3 +156,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -173,3 +173,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -193,3 +193,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get defer' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -209,3 +209,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set defer' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -233,3 +233,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get crossOrigin' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -250,3 +250,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set crossOrigin' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -274,3 +274,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get text' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -290,3 +290,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set text' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -310,3 +310,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get charset' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -327,3 +327,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set charset' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -347,3 +347,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get event' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -364,3 +364,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set event' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -384,3 +384,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get htmlFor' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -401,3 +401,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set htmlFor' called on an object that is not a valid instance of HTMLScriptElement.");
       }
@@ -404,0 +404,0 @@

lib/jsdom/living/generated/HTMLSelectElement.js

@@ -121,3 +121,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -146,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'namedItem' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -171,3 +171,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'add' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -228,3 +228,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'remove' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -254,3 +254,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'checkValidity' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -264,3 +264,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'reportValidity' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -274,3 +274,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'setCustomValidity' called on an object that is not a valid instance of HTMLSelectElement."
+        );
       }
@@ -300,3 +302,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get autofocus' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -316,3 +318,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set autofocus' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -340,3 +342,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get disabled' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -356,3 +358,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set disabled' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -380,3 +382,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -391,3 +393,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get multiple' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -407,3 +409,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set multiple' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -431,3 +433,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -448,3 +450,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -468,3 +470,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get required' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -484,3 +486,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set required' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -508,3 +510,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get size' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -529,3 +531,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set size' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -550,3 +552,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -561,3 +563,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get options' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -574,3 +576,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -590,3 +592,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set length' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -610,3 +612,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get selectedOptions' called on an object that is not a valid instance of HTMLSelectElement."
+        );
       }
@@ -623,3 +627,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get selectedIndex' called on an object that is not a valid instance of HTMLSelectElement."
+        );
       }
@@ -634,3 +640,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set selectedIndex' called on an object that is not a valid instance of HTMLSelectElement."
+        );
       }
@@ -649,3 +657,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -660,3 +668,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -675,3 +683,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get willValidate' called on an object that is not a valid instance of HTMLSelectElement."
+        );
       }
@@ -686,3 +696,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get validity' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -697,3 +707,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get validationMessage' called on an object that is not a valid instance of HTMLSelectElement."
+        );
       }
@@ -708,3 +720,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get labels' called on an object that is not a valid instance of HTMLSelectElement.");
       }
@@ -838,3 +850,5 @@
     }
-    if (target === receiver) {
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
       const globalObject = this._globalObject;
@@ -841,0 +855,0 @@

lib/jsdom/living/generated/HTMLSlotElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'assignedNodes' called on an object that is not a valid instance of HTMLSlotElement.");
       }
@@ -123,3 +123,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'assignedElements' called on an object that is not a valid instance of HTMLSlotElement.");
       }
@@ -141,3 +141,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLSlotElement.");
       }
@@ -158,3 +158,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLSlotElement.");
       }
@@ -161,0 +161,0 @@

lib/jsdom/living/generated/HTMLSourceElement.js

@@ -109,3 +109,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get src' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -136,3 +136,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set src' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -156,3 +156,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -173,3 +173,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -193,3 +193,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get srcset' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -210,3 +210,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set srcset' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -230,3 +230,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get sizes' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -247,3 +247,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set sizes' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -267,3 +267,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get media' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -284,3 +284,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set media' called on an object that is not a valid instance of HTMLSourceElement.");
       }
@@ -287,0 +287,0 @@

lib/jsdom/living/generated/HTMLStyleElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get media' called on an object that is not a valid instance of HTMLStyleElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set media' called on an object that is not a valid instance of HTMLStyleElement.");
       }
@@ -143,3 +143,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLStyleElement.");
       }
@@ -160,3 +160,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLStyleElement.");
       }
@@ -180,3 +180,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get sheet' called on an object that is not a valid instance of HTMLStyleElement.");
       }
@@ -183,0 +183,0 @@

lib/jsdom/living/generated/HTMLTableCaptionElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLTableCaptionElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLTableCaptionElement.");
       }
@@ -126,0 +126,0 @@

lib/jsdom/living/generated/HTMLTableCellElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get colSpan' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set colSpan' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -142,3 +142,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rowSpan' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -158,3 +158,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set rowSpan' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -178,3 +178,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get headers' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -195,3 +195,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set headers' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -215,3 +215,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get cellIndex' called on an object that is not a valid instance of HTMLTableCellElement."
+        );
       }
@@ -226,3 +228,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get scope' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -242,3 +244,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set scope' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -262,3 +264,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get abbr' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -279,3 +281,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set abbr' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -299,3 +301,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -316,3 +318,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -336,3 +338,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get axis' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -353,3 +355,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set axis' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -373,3 +375,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get height' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -390,3 +392,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set height' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -410,3 +412,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -427,3 +429,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -447,3 +449,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ch' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -464,3 +466,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set ch' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -484,3 +486,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get chOff' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -501,3 +503,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set chOff' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -521,3 +523,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get noWrap' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -537,3 +539,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set noWrap' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -561,3 +563,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get vAlign' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -578,3 +580,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set vAlign' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -598,3 +600,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get bgColor' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -615,3 +617,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set bgColor' called on an object that is not a valid instance of HTMLTableCellElement.");
       }
@@ -618,0 +620,0 @@

lib/jsdom/living/generated/HTMLTableColElement.js

@@ -107,3 +107,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get span' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -128,3 +128,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set span' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -149,3 +149,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -166,3 +166,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -186,3 +186,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ch' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -203,3 +203,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set ch' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -223,3 +223,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get chOff' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -240,3 +240,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set chOff' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -260,3 +260,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get vAlign' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -277,3 +277,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set vAlign' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -297,3 +297,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -314,3 +314,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLTableColElement.");
       }
@@ -317,0 +317,0 @@

lib/jsdom/living/generated/HTMLTableElement.js

@@ -107,3 +107,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'createCaption' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -117,3 +117,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'deleteCaption' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -132,3 +132,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'createTHead' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -142,3 +142,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'deleteTHead' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -157,3 +157,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'createTFoot' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -167,3 +167,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'deleteTFoot' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -182,3 +182,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'createTBody' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -192,3 +192,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertRow' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -213,3 +213,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'deleteRow' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -244,3 +244,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get caption' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -260,3 +260,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set caption' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -284,3 +284,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get tHead' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -300,3 +300,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set tHead' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -324,3 +324,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get tFoot' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -340,3 +340,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set tFoot' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -364,3 +364,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get tBodies' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -377,3 +377,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rows' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -390,3 +390,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -407,3 +407,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -427,3 +427,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get border' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -444,3 +444,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set border' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -464,3 +464,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get frame' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -481,3 +481,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set frame' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -501,3 +501,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rules' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -518,3 +518,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set rules' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -538,3 +538,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get summary' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -555,3 +555,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set summary' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -575,3 +575,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -592,3 +592,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -612,3 +612,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get bgColor' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -629,3 +629,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set bgColor' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -650,3 +650,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cellPadding' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -667,3 +667,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set cellPadding' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -688,3 +688,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cellSpacing' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -705,3 +705,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set cellSpacing' called on an object that is not a valid instance of HTMLTableElement.");
       }
@@ -708,0 +708,0 @@

lib/jsdom/living/generated/HTMLTableRowElement.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertCell' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -126,3 +126,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'deleteCell' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -157,3 +157,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rowIndex' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -168,3 +168,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get sectionRowIndex' called on an object that is not a valid instance of HTMLTableRowElement."
+        );
       }
@@ -179,3 +181,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cells' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -192,3 +194,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -209,3 +211,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -229,3 +231,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ch' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -246,3 +248,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set ch' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -266,3 +268,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get chOff' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -283,3 +285,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set chOff' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -303,3 +305,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get vAlign' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -320,3 +322,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set vAlign' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -340,3 +342,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get bgColor' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -357,3 +359,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set bgColor' called on an object that is not a valid instance of HTMLTableRowElement.");
       }
@@ -360,0 +362,0 @@

lib/jsdom/living/generated/HTMLTableSectionElement.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertRow' called on an object that is not a valid instance of HTMLTableSectionElement.");
       }
@@ -126,3 +126,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'deleteRow' called on an object that is not a valid instance of HTMLTableSectionElement.");
       }
@@ -157,3 +157,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rows' called on an object that is not a valid instance of HTMLTableSectionElement.");
       }
@@ -170,3 +170,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get align' called on an object that is not a valid instance of HTMLTableSectionElement.");
       }
@@ -187,3 +187,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set align' called on an object that is not a valid instance of HTMLTableSectionElement.");
       }
@@ -207,3 +207,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ch' called on an object that is not a valid instance of HTMLTableSectionElement.");
       }
@@ -224,3 +224,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set ch' called on an object that is not a valid instance of HTMLTableSectionElement.");
       }
@@ -244,3 +244,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get chOff' called on an object that is not a valid instance of HTMLTableSectionElement.");
       }
@@ -261,3 +261,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set chOff' called on an object that is not a valid instance of HTMLTableSectionElement.");
       }
@@ -281,3 +281,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get vAlign' called on an object that is not a valid instance of HTMLTableSectionElement."
+        );
       }
@@ -298,3 +300,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set vAlign' called on an object that is not a valid instance of HTMLTableSectionElement."
+        );
       }
@@ -301,0 +305,0 @@

lib/jsdom/living/generated/HTMLTemplateElement.js

@@ -104,3 +104,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get content' called on an object that is not a valid instance of HTMLTemplateElement.");
       }
@@ -107,0 +107,0 @@

lib/jsdom/living/generated/HTMLTextAreaElement.js

@@ -107,3 +107,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'checkValidity' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -117,3 +117,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'reportValidity' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -127,3 +129,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'setCustomValidity' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -152,3 +156,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'select' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -162,3 +166,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setRangeText' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -254,3 +258,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'setSelectionRange' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -296,3 +302,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get autocomplete' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -313,3 +321,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set autocomplete' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -333,3 +343,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get autofocus' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -349,3 +359,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set autofocus' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -373,3 +383,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cols' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -389,3 +399,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set cols' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -409,3 +419,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get dirName' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -426,3 +436,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set dirName' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -446,3 +456,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get disabled' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -462,3 +472,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set disabled' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -486,3 +496,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get form' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -497,3 +507,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get inputMode' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -514,3 +524,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set inputMode' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -534,3 +544,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get maxLength' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -555,3 +565,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set maxLength' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -575,3 +585,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get minLength' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -596,3 +606,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set minLength' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -616,3 +626,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -633,3 +643,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set name' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -653,3 +663,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get placeholder' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -670,3 +682,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set placeholder' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -690,3 +704,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get readOnly' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -706,3 +720,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set readOnly' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -730,3 +744,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get required' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -746,3 +760,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set required' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -770,3 +784,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rows' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -786,3 +800,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set rows' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -806,3 +820,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get wrap' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -823,3 +837,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set wrap' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -843,3 +857,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -854,3 +868,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get defaultValue' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -870,3 +886,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set defaultValue' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -890,3 +908,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -906,3 +924,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -927,3 +945,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get textLength' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -938,3 +958,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get willValidate' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -949,3 +971,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get validity' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -960,3 +982,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get validationMessage' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -971,3 +995,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get labels' called on an object that is not a valid instance of HTMLTextAreaElement.");
       }
@@ -982,3 +1006,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get selectionStart' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -993,3 +1019,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set selectionStart' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -1008,3 +1036,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get selectionEnd' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -1019,3 +1049,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set selectionEnd' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -1034,3 +1066,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get selectionDirection' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -1045,3 +1079,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set selectionDirection' called on an object that is not a valid instance of HTMLTextAreaElement."
+        );
       }
@@ -1048,0 +1084,0 @@

lib/jsdom/living/generated/HTMLTimeElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get dateTime' called on an object that is not a valid instance of HTMLTimeElement.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set dateTime' called on an object that is not a valid instance of HTMLTimeElement.");
       }
@@ -126,0 +126,0 @@

lib/jsdom/living/generated/HTMLTitleElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get text' called on an object that is not a valid instance of HTMLTitleElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set text' called on an object that is not a valid instance of HTMLTitleElement.");
       }
@@ -125,0 +125,0 @@

lib/jsdom/living/generated/HTMLTrackElement.js

@@ -109,3 +109,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get kind' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -126,3 +126,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set kind' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -146,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get src' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -173,3 +173,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set src' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -193,3 +193,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get srclang' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -210,3 +210,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set srclang' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -230,3 +230,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get label' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -247,3 +247,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set label' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -267,3 +267,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get default' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -283,3 +283,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set default' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -307,3 +307,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get readyState' called on an object that is not a valid instance of HTMLTrackElement.");
       }
@@ -310,0 +310,0 @@

lib/jsdom/living/generated/HTMLUListElement.js

@@ -106,3 +106,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get compact' called on an object that is not a valid instance of HTMLUListElement.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set compact' called on an object that is not a valid instance of HTMLUListElement.");
       }
@@ -146,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of HTMLUListElement.");
       }
@@ -163,3 +163,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set type' called on an object that is not a valid instance of HTMLUListElement.");
       }
@@ -166,0 +166,0 @@

lib/jsdom/living/generated/HTMLVideoElement.js

@@ -110,3 +110,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -131,3 +131,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set width' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -152,3 +152,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get height' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -173,3 +173,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set height' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -194,3 +194,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get videoWidth' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -205,3 +205,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get videoHeight' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -216,3 +216,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get poster' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -243,3 +243,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set poster' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -263,3 +263,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get playsInline' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -279,3 +279,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set playsInline' called on an object that is not a valid instance of HTMLVideoElement.");
       }
@@ -282,0 +282,0 @@

lib/jsdom/living/generated/InputEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get data' called on an object that is not a valid instance of InputEvent.");
       }
@@ -131,3 +131,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get isComposing' called on an object that is not a valid instance of InputEvent.");
       }
@@ -137,2 +137,12 @@
     }
+
+    get inputType() {
+      const esValue = this !== null && this !== undefined ? this : globalObject;
+
+      if (!exports.is(esValue)) {
+        throw new TypeError("'get inputType' called on an object that is not a valid instance of InputEvent.");
+      }
+
+      return esValue[implSymbol]["inputType"];
+    }
   }
@@ -142,2 +152,3 @@ Object.defineProperties(InputEvent.prototype, {
     isComposing: { enumerable: true },
+    inputType: { enumerable: true },
     [Symbol.toStringTag]: { value: "InputEvent", configurable: true }
@@ -144,0 +155,0 @@ });

lib/jsdom/living/generated/InputEventInit.js

@@ -27,2 +27,14 @@ "use strict";
   {
+    const key = "inputType";
+    let value = obj === undefined || obj === null ? undefined : obj[key];
+    if (value !== undefined) {
+      value = conversions["DOMString"](value, { context: context + " has member 'inputType' that" });
+
+      ret[key] = value;
+    } else {
+      ret[key] = "";
+    }
+  }
+
+  {
     const key = "isComposing";
@@ -29,0 +41,0 @@ let value = obj === undefined || obj === null ? undefined : obj[key];

lib/jsdom/living/generated/KeyboardEvent.js

@@ -119,3 +119,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getModifierState' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -144,3 +144,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'initKeyboardEvent' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -271,3 +271,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get key' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -282,3 +282,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get code' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -293,3 +293,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get location' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -304,3 +304,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ctrlKey' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -315,3 +315,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get shiftKey' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -326,3 +326,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get altKey' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -337,3 +337,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get metaKey' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -348,3 +348,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get repeat' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -359,3 +359,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get isComposing' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -370,3 +370,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get charCode' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -381,3 +381,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get keyCode' called on an object that is not a valid instance of KeyboardEvent.");
       }
@@ -384,0 +384,0 @@

lib/jsdom/living/generated/Location.js

@@ -54,3 +54,3 @@ "use strict";
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'assign' called on an object that is not a valid instance of Location.");
         }
@@ -76,3 +76,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'replace' called on an object that is not a valid instance of Location.");
         }
@@ -98,3 +98,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'reload' called on an object that is not a valid instance of Location.");
         }
@@ -108,3 +108,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get href' called on an object that is not a valid instance of Location.");
         }
@@ -118,3 +118,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'set href' called on an object that is not a valid instance of Location.");
         }
@@ -131,3 +131,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'toString' called on an object that is not a valid instance of Location.");
         }
@@ -141,3 +141,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get origin' called on an object that is not a valid instance of Location.");
         }
@@ -151,3 +151,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get protocol' called on an object that is not a valid instance of Location.");
         }
@@ -161,3 +161,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'set protocol' called on an object that is not a valid instance of Location.");
         }
@@ -175,3 +175,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get host' called on an object that is not a valid instance of Location.");
         }
@@ -185,3 +185,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'set host' called on an object that is not a valid instance of Location.");
         }
@@ -199,3 +199,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get hostname' called on an object that is not a valid instance of Location.");
         }
@@ -209,3 +209,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'set hostname' called on an object that is not a valid instance of Location.");
         }
@@ -223,3 +223,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get port' called on an object that is not a valid instance of Location.");
         }
@@ -233,3 +233,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'set port' called on an object that is not a valid instance of Location.");
         }
@@ -247,3 +247,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get pathname' called on an object that is not a valid instance of Location.");
         }
@@ -257,3 +257,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'set pathname' called on an object that is not a valid instance of Location.");
         }
@@ -271,3 +271,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get search' called on an object that is not a valid instance of Location.");
         }
@@ -281,3 +281,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'set search' called on an object that is not a valid instance of Location.");
         }
@@ -295,3 +295,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'get hash' called on an object that is not a valid instance of Location.");
         }
@@ -305,3 +305,3 @@
         if (!exports.is(esValue)) {
-          throw new TypeError("Illegal invocation");
+          throw new TypeError("'set hash' called on an object that is not a valid instance of Location.");
         }
@@ -308,0 +308,0 @@

lib/jsdom/living/generated/MessageEvent.js

@@ -119,3 +119,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'initMessageEvent' called on an object that is not a valid instance of MessageEvent.");
       }
@@ -235,3 +235,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get data' called on an object that is not a valid instance of MessageEvent.");
       }
@@ -246,3 +246,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get origin' called on an object that is not a valid instance of MessageEvent.");
       }
@@ -257,3 +257,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get lastEventId' called on an object that is not a valid instance of MessageEvent.");
       }
@@ -268,3 +268,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get source' called on an object that is not a valid instance of MessageEvent.");
       }
@@ -279,3 +279,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ports' called on an object that is not a valid instance of MessageEvent.");
       }
@@ -282,0 +282,0 @@

lib/jsdom/living/generated/MimeType.js

@@ -96,6 +96,6 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of MimeType.");
       }
 
-      return esValue[implSymbol]["type"];
+      return utils.tryWrapperForImpl(esValue[implSymbol]["type"]);
     }
@@ -107,6 +107,6 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get description' called on an object that is not a valid instance of MimeType.");
       }
 
-      return esValue[implSymbol]["description"];
+      return utils.tryWrapperForImpl(esValue[implSymbol]["description"]);
     }
@@ -118,6 +118,6 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get suffixes' called on an object that is not a valid instance of MimeType.");
       }
 
-      return esValue[implSymbol]["suffixes"];
+      return utils.tryWrapperForImpl(esValue[implSymbol]["suffixes"]);
     }
@@ -129,3 +129,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get enabledPlugin' called on an object that is not a valid instance of MimeType.");
       }
@@ -132,0 +132,0 @@

lib/jsdom/living/generated/MimeTypeArray.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of MimeTypeArray.");
       }
@@ -116,3 +116,3 @@
       }
-      return utils.tryWrapperForImpl(esValue[implSymbol].item(...args));
+      return esValue[implSymbol].item(...args);
     }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'namedItem' called on an object that is not a valid instance of MimeTypeArray.");
       }
@@ -142,3 +142,3 @@
       }
-      return utils.tryWrapperForImpl(esValue[implSymbol].namedItem(...args));
+      return esValue[implSymbol].namedItem(...args);
     }
@@ -150,3 +150,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of MimeTypeArray.");
       }
@@ -221,8 +221,2 @@
 
-    for (const key of target[implSymbol][utils.supportedPropertyNames]) {
-      if (!(key in target)) {
-        keys.add(`${key}`);
-      }
-    }
-
     for (const key of Reflect.ownKeys(target)) {
@@ -254,13 +248,2 @@ keys.add(key);
 
-    const namedValue = target[implSymbol].namedItem(P);
-
-    if (namedValue !== null && !(P in target) && !ignoreNamedProps) {
-      return {
-        writable: false,
-        enumerable: false,
-        configurable: true,
-        value: utils.tryWrapperForImpl(namedValue)
-      };
-    }
-
     return Reflect.getOwnPropertyDescriptor(target, P);
@@ -273,6 +256,5 @@ },
     }
-    if (target === receiver) {
-      utils.isArrayIndexPropName(P);
-
-      typeof P === "string" && !utils.isArrayIndexPropName(P);
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
     }
@@ -334,8 +316,3 @@ let ownDesc;
     }
-    if (!utils.hasOwn(target, P)) {
-      const creating = !(target[implSymbol].namedItem(P) !== null);
-      if (!creating) {
-        return false;
-      }
-    }
+
     return Reflect.defineProperty(target, P, desc);
@@ -354,6 +331,2 @@ },
 
-    if (target[implSymbol].namedItem(P) !== null && !(P in target)) {
-      return false;
-    }
-
     return Reflect.deleteProperty(target, P);
@@ -360,0 +333,0 @@ },

lib/jsdom/living/generated/MouseEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getModifierState' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -145,3 +145,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'initMouseEvent' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -331,3 +331,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get screenX' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -342,3 +342,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get screenY' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -353,3 +353,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get clientX' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -364,3 +364,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get clientY' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -375,3 +375,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ctrlKey' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -386,3 +386,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get shiftKey' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -397,3 +397,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get altKey' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -408,3 +408,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get metaKey' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -419,3 +419,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get button' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -430,3 +430,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get buttons' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -441,3 +441,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get relatedTarget' called on an object that is not a valid instance of MouseEvent.");
       }
@@ -444,0 +444,0 @@

lib/jsdom/living/generated/MutationObserver.js

@@ -6,2 +6,3 @@ "use strict";
 
+const MutationCallback = require("./MutationCallback.js");
 const Node = require("./Node.js");
@@ -100,3 +101,3 @@ const MutationObserverInit = require("./MutationObserverInit.js");
         let curArg = arguments[0];
-        curArg = utils.tryImplForWrapper(curArg);
+        curArg = MutationCallback.convert(curArg, { context: "Failed to construct 'MutationObserver': parameter 1" });
         args.push(curArg);
@@ -110,3 +111,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'observe' called on an object that is not a valid instance of MutationObserver.");
       }
@@ -140,3 +141,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'disconnect' called on an object that is not a valid instance of MutationObserver.");
       }
@@ -150,3 +151,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'takeRecords' called on an object that is not a valid instance of MutationObserver.");
       }
@@ -153,0 +154,0 @@

lib/jsdom/living/generated/MutationRecord.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of MutationRecord.");
       }
@@ -107,3 +107,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get target' called on an object that is not a valid instance of MutationRecord.");
       }
@@ -120,3 +120,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get addedNodes' called on an object that is not a valid instance of MutationRecord.");
       }
@@ -133,3 +133,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get removedNodes' called on an object that is not a valid instance of MutationRecord.");
       }
@@ -146,3 +146,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get previousSibling' called on an object that is not a valid instance of MutationRecord."
+        );
       }
@@ -157,3 +159,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get nextSibling' called on an object that is not a valid instance of MutationRecord.");
       }
@@ -168,3 +170,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get attributeName' called on an object that is not a valid instance of MutationRecord.");
       }
@@ -179,3 +181,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get attributeNamespace' called on an object that is not a valid instance of MutationRecord."
+        );
       }
@@ -190,3 +194,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get oldValue' called on an object that is not a valid instance of MutationRecord.");
       }
@@ -193,0 +197,0 @@

lib/jsdom/living/generated/NamedNodeMap.js

@@ -102,3 +102,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of NamedNodeMap.");
       }
@@ -125,3 +125,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getNamedItem' called on an object that is not a valid instance of NamedNodeMap.");
       }
@@ -150,3 +150,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getNamedItemNS' called on an object that is not a valid instance of NamedNodeMap.");
       }
@@ -186,3 +186,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setNamedItem' called on an object that is not a valid instance of NamedNodeMap.");
       }
@@ -214,3 +214,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setNamedItemNS' called on an object that is not a valid instance of NamedNodeMap.");
       }
@@ -242,3 +242,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeNamedItem' called on an object that is not a valid instance of NamedNodeMap.");
       }
@@ -272,3 +272,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeNamedItemNS' called on an object that is not a valid instance of NamedNodeMap.");
       }
@@ -314,3 +314,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of NamedNodeMap.");
       }
@@ -440,6 +440,5 @@
     }
-    if (target === receiver) {
-      utils.isArrayIndexPropName(P);
-
-      typeof P === "string" && !utils.isArrayIndexPropName(P);
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
     }
@@ -446,0 +445,0 @@ let ownDesc;

lib/jsdom/living/generated/Navigator.js

@@ -95,3 +95,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'javaEnabled' called on an object that is not a valid instance of Navigator.");
       }
@@ -106,3 +106,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get appCodeName' called on an object that is not a valid instance of Navigator.");
       }
@@ -117,3 +117,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get appName' called on an object that is not a valid instance of Navigator.");
       }
@@ -128,3 +128,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get appVersion' called on an object that is not a valid instance of Navigator.");
       }
@@ -139,3 +139,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get platform' called on an object that is not a valid instance of Navigator.");
       }
@@ -150,3 +150,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get product' called on an object that is not a valid instance of Navigator.");
       }
@@ -161,3 +161,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get productSub' called on an object that is not a valid instance of Navigator.");
       }
@@ -172,3 +172,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get userAgent' called on an object that is not a valid instance of Navigator.");
       }
@@ -183,3 +183,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get vendor' called on an object that is not a valid instance of Navigator.");
       }
@@ -194,3 +194,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get vendorSub' called on an object that is not a valid instance of Navigator.");
       }
@@ -205,3 +205,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get language' called on an object that is not a valid instance of Navigator.");
       }
@@ -216,3 +216,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get languages' called on an object that is not a valid instance of Navigator.");
       }
@@ -227,3 +227,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onLine' called on an object that is not a valid instance of Navigator.");
       }
@@ -238,3 +238,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get cookieEnabled' called on an object that is not a valid instance of Navigator.");
       }
@@ -249,3 +249,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get plugins' called on an object that is not a valid instance of Navigator.");
       }
@@ -262,3 +262,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get mimeTypes' called on an object that is not a valid instance of Navigator.");
       }
@@ -275,3 +275,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get hardwareConcurrency' called on an object that is not a valid instance of Navigator.");
       }
@@ -278,0 +278,0 @@

lib/jsdom/living/generated/Node.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getRootNode' called on an object that is not a valid instance of Node.");
       }
@@ -122,3 +122,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'hasChildNodes' called on an object that is not a valid instance of Node.");
       }
@@ -132,3 +132,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'normalize' called on an object that is not a valid instance of Node.");
       }
@@ -147,3 +147,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'cloneNode' called on an object that is not a valid instance of Node.");
       }
@@ -171,3 +171,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'isEqualNode' called on an object that is not a valid instance of Node.");
       }
@@ -196,3 +196,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'isSameNode' called on an object that is not a valid instance of Node.");
       }
@@ -221,3 +221,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'compareDocumentPosition' called on an object that is not a valid instance of Node.");
       }
@@ -246,3 +246,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'contains' called on an object that is not a valid instance of Node.");
       }
@@ -271,3 +271,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'lookupPrefix' called on an object that is not a valid instance of Node.");
       }
@@ -298,3 +298,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'lookupNamespaceURI' called on an object that is not a valid instance of Node.");
       }
@@ -327,3 +327,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'isDefaultNamespace' called on an object that is not a valid instance of Node.");
       }
@@ -356,3 +356,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertBefore' called on an object that is not a valid instance of Node.");
       }
@@ -391,3 +391,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'appendChild' called on an object that is not a valid instance of Node.");
       }
@@ -417,3 +417,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'replaceChild' called on an object that is not a valid instance of Node.");
       }
@@ -448,3 +448,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeChild' called on an object that is not a valid instance of Node.");
       }
@@ -475,3 +475,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get nodeType' called on an object that is not a valid instance of Node.");
       }
@@ -486,3 +486,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get nodeName' called on an object that is not a valid instance of Node.");
       }
@@ -497,3 +497,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get baseURI' called on an object that is not a valid instance of Node.");
       }
@@ -508,3 +508,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get isConnected' called on an object that is not a valid instance of Node.");
       }
@@ -519,3 +519,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ownerDocument' called on an object that is not a valid instance of Node.");
       }
@@ -530,3 +530,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get parentNode' called on an object that is not a valid instance of Node.");
       }
@@ -541,3 +541,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get parentElement' called on an object that is not a valid instance of Node.");
       }
@@ -552,3 +552,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get childNodes' called on an object that is not a valid instance of Node.");
       }
@@ -565,3 +565,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get firstChild' called on an object that is not a valid instance of Node.");
       }
@@ -576,3 +576,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get lastChild' called on an object that is not a valid instance of Node.");
       }
@@ -587,3 +587,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get previousSibling' called on an object that is not a valid instance of Node.");
       }
@@ -598,3 +598,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get nextSibling' called on an object that is not a valid instance of Node.");
       }
@@ -609,3 +609,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get nodeValue' called on an object that is not a valid instance of Node.");
       }
@@ -625,3 +625,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set nodeValue' called on an object that is not a valid instance of Node.");
       }
@@ -649,3 +649,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get textContent' called on an object that is not a valid instance of Node.");
       }
@@ -665,3 +665,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set textContent' called on an object that is not a valid instance of Node.");
       }
@@ -668,0 +668,0 @@

lib/jsdom/living/generated/NodeIterator.js

@@ -95,3 +95,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'nextNode' called on an object that is not a valid instance of NodeIterator.");
       }
@@ -105,3 +105,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'previousNode' called on an object that is not a valid instance of NodeIterator.");
       }
@@ -115,3 +115,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'detach' called on an object that is not a valid instance of NodeIterator.");
       }
@@ -126,3 +126,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get root' called on an object that is not a valid instance of NodeIterator.");
       }
@@ -139,3 +139,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get referenceNode' called on an object that is not a valid instance of NodeIterator.");
       }
@@ -150,3 +150,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get pointerBeforeReferenceNode' called on an object that is not a valid instance of NodeIterator."
+        );
       }
@@ -161,3 +163,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get whatToShow' called on an object that is not a valid instance of NodeIterator.");
       }
@@ -172,3 +174,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get filter' called on an object that is not a valid instance of NodeIterator.");
       }
@@ -175,0 +177,0 @@

lib/jsdom/living/generated/NodeList.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of NodeList.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of NodeList.");
       }
@@ -230,4 +230,5 @@
     }
-    if (target === receiver) {
-      utils.isArrayIndexPropName(P);
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
     }
@@ -234,0 +235,0 @@ let ownDesc;

lib/jsdom/living/generated/PageTransitionEvent.js

@@ -124,3 +124,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get persisted' called on an object that is not a valid instance of PageTransitionEvent.");
       }
@@ -127,0 +127,0 @@

lib/jsdom/living/generated/Performance.js

@@ -102,3 +102,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'now' called on an object that is not a valid instance of Performance.");
       }
@@ -112,3 +112,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toJSON' called on an object that is not a valid instance of Performance.");
       }
@@ -123,3 +123,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get timeOrigin' called on an object that is not a valid instance of Performance.");
       }
@@ -126,0 +126,0 @@

lib/jsdom/living/generated/Plugin.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of Plugin.");
       }
@@ -120,3 +120,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'namedItem' called on an object that is not a valid instance of Plugin.");
       }
@@ -144,6 +144,6 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get name' called on an object that is not a valid instance of Plugin.");
       }
 
-      return esValue[implSymbol]["name"];
+      return utils.tryWrapperForImpl(esValue[implSymbol]["name"]);
     }
@@ -155,6 +155,6 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get description' called on an object that is not a valid instance of Plugin.");
       }
 
-      return esValue[implSymbol]["description"];
+      return utils.tryWrapperForImpl(esValue[implSymbol]["description"]);
     }
@@ -166,6 +166,6 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get filename' called on an object that is not a valid instance of Plugin.");
       }
 
-      return esValue[implSymbol]["filename"];
+      return utils.tryWrapperForImpl(esValue[implSymbol]["filename"]);
     }
@@ -177,6 +177,6 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of Plugin.");
       }
 
-      return esValue[implSymbol]["length"];
+      return utils.tryWrapperForImpl(esValue[implSymbol]["length"]);
     }
@@ -251,8 +251,2 @@ }
 
-    for (const key of target[implSymbol][utils.supportedPropertyNames]) {
-      if (!(key in target)) {
-        keys.add(`${key}`);
-      }
-    }
-
     for (const key of Reflect.ownKeys(target)) {
@@ -272,4 +266,5 @@ keys.add(key);
       const index = P >>> 0;
-      const indexedValue = target[implSymbol].item(index);
-      if (indexedValue !== null) {
+
+      if (target[implSymbol][utils.supportsPropertyIndex](index)) {
+        const indexedValue = target[implSymbol].item(index);
         return {
@@ -285,13 +280,2 @@ writable: false,
 
-    const namedValue = target[implSymbol].namedItem(P);
-
-    if (namedValue !== null && !(P in target) && !ignoreNamedProps) {
-      return {
-        writable: false,
-        enumerable: false,
-        configurable: true,
-        value: utils.tryWrapperForImpl(namedValue)
-      };
-    }
-
     return Reflect.getOwnPropertyDescriptor(target, P);
@@ -304,6 +288,5 @@ },
     }
-    if (target === receiver) {
-      utils.isArrayIndexPropName(P);
-
-      typeof P === "string" && !utils.isArrayIndexPropName(P);
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
     }
@@ -314,4 +297,5 @@ let ownDesc;
       const index = P >>> 0;
-      const indexedValue = target[implSymbol].item(index);
-      if (indexedValue !== null) {
+
+      if (target[implSymbol][utils.supportsPropertyIndex](index)) {
+        const indexedValue = target[implSymbol].item(index);
         ownDesc = {
@@ -366,8 +350,3 @@ writable: false,
     }
-    if (!utils.hasOwn(target, P)) {
-      const creating = !(target[implSymbol].namedItem(P) !== null);
-      if (!creating) {
-        return false;
-      }
-    }
+
     return Reflect.defineProperty(target, P, desc);
@@ -383,9 +362,5 @@ },
       const index = P >>> 0;
-      return !(target[implSymbol].item(index) !== null);
+      return !target[implSymbol][utils.supportsPropertyIndex](index);
     }
 
-    if (target[implSymbol].namedItem(P) !== null && !(P in target)) {
-      return false;
-    }
-
     return Reflect.deleteProperty(target, P);
@@ -392,0 +367,0 @@ },

lib/jsdom/living/generated/PluginArray.js

@@ -99,17 +99,6 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'refresh' called on an object that is not a valid instance of PluginArray.");
       }
-      const args = [];
-      {
-        let curArg = arguments[0];
-        if (curArg !== undefined) {
-          curArg = conversions["boolean"](curArg, {
-            context: "Failed to execute 'refresh' on 'PluginArray': parameter 1"
-          });
-        } else {
-          curArg = false;
-        }
-        args.push(curArg);
-      }
-      return esValue[implSymbol].refresh(...args);
+
+      return utils.tryWrapperForImpl(esValue[implSymbol].refresh());
     }
@@ -120,3 +109,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of PluginArray.");
       }
@@ -137,3 +126,3 @@
       }
-      return utils.tryWrapperForImpl(esValue[implSymbol].item(...args));
+      return esValue[implSymbol].item(...args);
     }
@@ -144,3 +133,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'namedItem' called on an object that is not a valid instance of PluginArray.");
       }
@@ -163,3 +152,3 @@
       }
-      return utils.tryWrapperForImpl(esValue[implSymbol].namedItem(...args));
+      return esValue[implSymbol].namedItem(...args);
     }
@@ -171,3 +160,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of PluginArray.");
       }
@@ -243,8 +232,2 @@
 
-    for (const key of target[implSymbol][utils.supportedPropertyNames]) {
-      if (!(key in target)) {
-        keys.add(`${key}`);
-      }
-    }
-
     for (const key of Reflect.ownKeys(target)) {
@@ -276,13 +259,2 @@ keys.add(key);
 
-    const namedValue = target[implSymbol].namedItem(P);
-
-    if (namedValue !== null && !(P in target) && !ignoreNamedProps) {
-      return {
-        writable: false,
-        enumerable: false,
-        configurable: true,
-        value: utils.tryWrapperForImpl(namedValue)
-      };
-    }
-
     return Reflect.getOwnPropertyDescriptor(target, P);
@@ -295,6 +267,5 @@ },
     }
-    if (target === receiver) {
-      utils.isArrayIndexPropName(P);
-
-      typeof P === "string" && !utils.isArrayIndexPropName(P);
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
     }
@@ -356,8 +327,3 @@ let ownDesc;
     }
-    if (!utils.hasOwn(target, P)) {
-      const creating = !(target[implSymbol].namedItem(P) !== null);
-      if (!creating) {
-        return false;
-      }
-    }
+
     return Reflect.defineProperty(target, P, desc);
@@ -376,6 +342,2 @@ },
 
-    if (target[implSymbol].namedItem(P) !== null && !(P in target)) {
-      return false;
-    }
-
     return Reflect.deleteProperty(target, P);
@@ -382,0 +344,0 @@ },

lib/jsdom/living/generated/PopStateEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get state' called on an object that is not a valid instance of PopStateEvent.");
       }
@@ -123,0 +123,0 @@

lib/jsdom/living/generated/ProcessingInstruction.js

@@ -103,3 +103,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get target' called on an object that is not a valid instance of ProcessingInstruction.");
       }
@@ -106,0 +106,0 @@

lib/jsdom/living/generated/ProgressEvent.js

@@ -120,3 +120,5 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get lengthComputable' called on an object that is not a valid instance of ProgressEvent."
+        );
       }
@@ -131,3 +133,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get loaded' called on an object that is not a valid instance of ProgressEvent.");
       }
@@ -142,3 +144,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get total' called on an object that is not a valid instance of ProgressEvent.");
       }
@@ -145,0 +147,0 @@

lib/jsdom/living/generated/Range.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setStart' called on an object that is not a valid instance of Range.");
       }
@@ -133,3 +133,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setEnd' called on an object that is not a valid instance of Range.");
       }
@@ -161,3 +161,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setStartBefore' called on an object that is not a valid instance of Range.");
       }
@@ -184,3 +184,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setStartAfter' called on an object that is not a valid instance of Range.");
       }
@@ -207,3 +207,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setEndBefore' called on an object that is not a valid instance of Range.");
       }
@@ -228,3 +228,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setEndAfter' called on an object that is not a valid instance of Range.");
       }
@@ -249,3 +249,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'collapse' called on an object that is not a valid instance of Range.");
       }
@@ -268,3 +268,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'selectNode' called on an object that is not a valid instance of Range.");
       }
@@ -289,3 +289,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'selectNodeContents' called on an object that is not a valid instance of Range.");
       }
@@ -312,3 +312,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'compareBoundaryPoints' called on an object that is not a valid instance of Range.");
       }
@@ -344,3 +344,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'deleteContents' called on an object that is not a valid instance of Range.");
       }
@@ -359,3 +359,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'extractContents' called on an object that is not a valid instance of Range.");
       }
@@ -374,3 +374,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'cloneContents' called on an object that is not a valid instance of Range.");
       }
@@ -389,3 +389,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertNode' called on an object that is not a valid instance of Range.");
       }
@@ -415,3 +415,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'surroundContents' called on an object that is not a valid instance of Range.");
       }
@@ -443,3 +443,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'cloneRange' called on an object that is not a valid instance of Range.");
       }
@@ -453,3 +453,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'detach' called on an object that is not a valid instance of Range.");
       }
@@ -463,3 +463,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'isPointInRange' called on an object that is not a valid instance of Range.");
       }
@@ -493,3 +493,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'comparePoint' called on an object that is not a valid instance of Range.");
       }
@@ -523,3 +523,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'intersectsNode' called on an object that is not a valid instance of Range.");
       }
@@ -546,3 +546,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toString' called on an object that is not a valid instance of Range.");
       }
@@ -556,3 +556,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'createContextualFragment' called on an object that is not a valid instance of Range.");
       }
@@ -587,3 +587,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get commonAncestorContainer' called on an object that is not a valid instance of Range.");
       }
@@ -590,0 +590,0 @@

lib/jsdom/living/generated/Screen.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get availWidth' called on an object that is not a valid instance of Screen.");
       }
@@ -107,3 +107,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get availHeight' called on an object that is not a valid instance of Screen.");
       }
@@ -118,3 +118,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get width' called on an object that is not a valid instance of Screen.");
       }
@@ -129,3 +129,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get height' called on an object that is not a valid instance of Screen.");
       }
@@ -140,3 +140,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get colorDepth' called on an object that is not a valid instance of Screen.");
       }
@@ -151,3 +151,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get pixelDepth' called on an object that is not a valid instance of Screen.");
       }
@@ -154,0 +154,0 @@

lib/jsdom/living/generated/Selection.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getRangeAt' called on an object that is not a valid instance of Selection.");
       }
@@ -124,3 +124,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'addRange' called on an object that is not a valid instance of Selection.");
       }
@@ -145,3 +145,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeRange' called on an object that is not a valid instance of Selection.");
       }
@@ -168,3 +168,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeAllRanges' called on an object that is not a valid instance of Selection.");
       }
@@ -178,3 +178,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'empty' called on an object that is not a valid instance of Selection.");
       }
@@ -188,3 +188,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'collapse' called on an object that is not a valid instance of Selection.");
       }
@@ -224,3 +224,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setPosition' called on an object that is not a valid instance of Selection.");
       }
@@ -262,3 +262,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'collapseToStart' called on an object that is not a valid instance of Selection.");
       }
@@ -272,3 +272,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'collapseToEnd' called on an object that is not a valid instance of Selection.");
       }
@@ -282,3 +282,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'extend' called on an object that is not a valid instance of Selection.");
       }
@@ -314,3 +314,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setBaseAndExtent' called on an object that is not a valid instance of Selection.");
       }
@@ -356,3 +356,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'selectAllChildren' called on an object that is not a valid instance of Selection.");
       }
@@ -379,3 +379,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'deleteFromDocument' called on an object that is not a valid instance of Selection.");
       }
@@ -394,3 +394,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'containsNode' called on an object that is not a valid instance of Selection.");
       }
@@ -428,3 +428,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'toString' called on an object that is not a valid instance of Selection.");
       }
@@ -439,3 +439,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get anchorNode' called on an object that is not a valid instance of Selection.");
       }
@@ -450,3 +450,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get anchorOffset' called on an object that is not a valid instance of Selection.");
       }
@@ -461,3 +461,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get focusNode' called on an object that is not a valid instance of Selection.");
       }
@@ -472,3 +472,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get focusOffset' called on an object that is not a valid instance of Selection.");
       }
@@ -483,3 +483,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get isCollapsed' called on an object that is not a valid instance of Selection.");
       }
@@ -494,3 +494,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rangeCount' called on an object that is not a valid instance of Selection.");
       }
@@ -505,3 +505,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get type' called on an object that is not a valid instance of Selection.");
       }
@@ -508,0 +508,0 @@

lib/jsdom/living/generated/ShadowRoot.js

@@ -105,3 +105,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get mode' called on an object that is not a valid instance of ShadowRoot.");
       }
@@ -116,3 +116,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get host' called on an object that is not a valid instance of ShadowRoot.");
       }
@@ -127,3 +127,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get innerHTML' called on an object that is not a valid instance of ShadowRoot.");
       }
@@ -143,3 +143,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set innerHTML' called on an object that is not a valid instance of ShadowRoot.");
       }
@@ -164,3 +164,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get activeElement' called on an object that is not a valid instance of ShadowRoot.");
       }
@@ -167,0 +167,0 @@

lib/jsdom/living/generated/Storage.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'key' called on an object that is not a valid instance of Storage.");
       }
@@ -120,3 +120,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getItem' called on an object that is not a valid instance of Storage.");
       }
@@ -141,3 +141,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setItem' called on an object that is not a valid instance of Storage.");
       }
@@ -167,3 +167,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeItem' called on an object that is not a valid instance of Storage.");
       }
@@ -190,3 +190,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'clear' called on an object that is not a valid instance of Storage.");
       }
@@ -201,3 +201,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of Storage.");
       }
@@ -306,4 +306,6 @@
     }
-    if (target === receiver) {
-      if (typeof P === "string" && !utils.isArrayIndexPropName(P)) {
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
+      if (typeof P === "string") {
         let namedValue = V;
@@ -310,0 +312,0 @@

lib/jsdom/living/generated/StorageEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'initStorageEvent' called on an object that is not a valid instance of StorageEvent.");
       }
@@ -239,3 +239,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get key' called on an object that is not a valid instance of StorageEvent.");
       }
@@ -250,3 +250,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get oldValue' called on an object that is not a valid instance of StorageEvent.");
       }
@@ -261,3 +261,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get newValue' called on an object that is not a valid instance of StorageEvent.");
       }
@@ -272,3 +272,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get url' called on an object that is not a valid instance of StorageEvent.");
       }
@@ -283,3 +283,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get storageArea' called on an object that is not a valid instance of StorageEvent.");
       }
@@ -286,0 +286,0 @@

lib/jsdom/living/generated/StyleSheetList.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'item' called on an object that is not a valid instance of StyleSheetList.");
       }
@@ -125,3 +125,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of StyleSheetList.");
       }
@@ -228,4 +228,5 @@
     }
-    if (target === receiver) {
-      utils.isArrayIndexPropName(P);
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
     }
@@ -232,0 +233,0 @@ let ownDesc;

lib/jsdom/living/generated/SVGAnimatedString.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get baseVal' called on an object that is not a valid instance of SVGAnimatedString.");
       }
@@ -107,3 +107,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set baseVal' called on an object that is not a valid instance of SVGAnimatedString.");
       }
@@ -122,3 +122,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get animVal' called on an object that is not a valid instance of SVGAnimatedString.");
       }
@@ -125,0 +125,0 @@

lib/jsdom/living/generated/SVGGraphicsElement.js

@@ -103,3 +103,5 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get requiredExtensions' called on an object that is not a valid instance of SVGGraphicsElement."
+        );
       }
@@ -116,3 +118,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get systemLanguage' called on an object that is not a valid instance of SVGGraphicsElement."
+        );
       }
@@ -119,0 +123,0 @@

lib/jsdom/living/generated/SVGNumber.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get value' called on an object that is not a valid instance of SVGNumber.");
       }
@@ -107,3 +107,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set value' called on an object that is not a valid instance of SVGNumber.");
       }
@@ -110,0 +110,0 @@

lib/jsdom/living/generated/SVGStringList.js

@@ -99,3 +99,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'clear' called on an object that is not a valid instance of SVGStringList.");
       }
@@ -109,3 +109,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'initialize' called on an object that is not a valid instance of SVGStringList.");
       }
@@ -134,3 +134,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getItem' called on an object that is not a valid instance of SVGStringList.");
       }
@@ -159,3 +159,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'insertItemBefore' called on an object that is not a valid instance of SVGStringList.");
       }
@@ -191,3 +191,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'replaceItem' called on an object that is not a valid instance of SVGStringList.");
       }
@@ -223,3 +223,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'removeItem' called on an object that is not a valid instance of SVGStringList.");
       }
@@ -248,3 +248,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'appendItem' called on an object that is not a valid instance of SVGStringList.");
       }
@@ -274,3 +274,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get length' called on an object that is not a valid instance of SVGStringList.");
       }
@@ -285,3 +285,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get numberOfItems' called on an object that is not a valid instance of SVGStringList.");
       }
@@ -396,3 +396,5 @@
     }
-    if (target === receiver) {
+    // The `receiver` argument refers to the Proxy exotic object or an object
+    // that inherits from it, whereas `target` refers to the Proxy target:
+    if (target[implSymbol][utils.wrapperSymbol] === receiver) {
       if (utils.isArrayIndexPropName(P)) {
@@ -399,0 +401,0 @@ const index = P >>> 0;

lib/jsdom/living/generated/SVGSVGElement.js

@@ -6,2 +6,4 @@ "use strict";
 
+const EventHandlerNonNull = require("./EventHandlerNonNull.js");
+const OnBeforeUnloadEventHandlerNonNull = require("./OnBeforeUnloadEventHandlerNonNull.js");
 const implSymbol = utils.implSymbol;
@@ -103,3 +105,3 @@ const ctorRegistrySymbol = utils.ctorRegistrySymbol;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'createSVGNumber' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -113,3 +115,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getElementById' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -138,3 +140,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'suspendRedraw' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -163,3 +165,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'unsuspendRedraw' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -188,3 +190,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'unsuspendRedrawAll' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -198,3 +200,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'forceRedraw' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -209,3 +211,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onafterprint' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -220,7 +222,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onafterprint' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onafterprint' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onafterprint"] = V;
@@ -233,3 +240,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onbeforeprint' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -244,7 +251,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onbeforeprint' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onbeforeprint' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onbeforeprint"] = V;
@@ -257,3 +269,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onbeforeunload' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -268,7 +280,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onbeforeunload' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = OnBeforeUnloadEventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onbeforeunload' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onbeforeunload"] = V;
@@ -281,3 +298,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onhashchange' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -292,7 +309,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onhashchange' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onhashchange' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onhashchange"] = V;
@@ -305,3 +327,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onlanguagechange' called on an object that is not a valid instance of SVGSVGElement."
+        );
       }
@@ -316,7 +340,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onlanguagechange' called on an object that is not a valid instance of SVGSVGElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onlanguagechange' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onlanguagechange"] = V;
@@ -329,3 +360,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onmessage' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -340,7 +371,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onmessage' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onmessage' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onmessage"] = V;
@@ -353,3 +389,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onmessageerror' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -364,7 +400,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onmessageerror' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onmessageerror' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onmessageerror"] = V;
@@ -377,3 +418,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onoffline' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -388,7 +429,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onoffline' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onoffline' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onoffline"] = V;
@@ -401,3 +447,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ononline' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -412,7 +458,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set ononline' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'ononline' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["ononline"] = V;
@@ -425,3 +476,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onpagehide' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -436,7 +487,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onpagehide' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onpagehide' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onpagehide"] = V;
@@ -449,3 +505,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onpageshow' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -460,7 +516,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onpageshow' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onpageshow' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onpageshow"] = V;
@@ -473,3 +534,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onpopstate' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -484,7 +545,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onpopstate' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onpopstate' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onpopstate"] = V;
@@ -497,3 +563,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onrejectionhandled' called on an object that is not a valid instance of SVGSVGElement."
+        );
       }
@@ -508,7 +576,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onrejectionhandled' called on an object that is not a valid instance of SVGSVGElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onrejectionhandled' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onrejectionhandled"] = V;
@@ -521,3 +596,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onstorage' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -532,7 +607,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onstorage' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onstorage' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onstorage"] = V;
@@ -545,3 +625,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onunhandledrejection' called on an object that is not a valid instance of SVGSVGElement."
+        );
       }
@@ -556,7 +638,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onunhandledrejection' called on an object that is not a valid instance of SVGSVGElement."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onunhandledrejection' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onunhandledrejection"] = V;
@@ -569,3 +658,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onunload' called on an object that is not a valid instance of SVGSVGElement.");
       }
@@ -580,7 +669,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onunload' called on an object that is not a valid instance of SVGSVGElement.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onunload' property on 'SVGSVGElement': The provided value"
+        });
+      }
       esValue[implSymbol]["onunload"] = V;
@@ -587,0 +681,0 @@ }

lib/jsdom/living/generated/Text.js

@@ -112,3 +112,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'splitText' called on an object that is not a valid instance of Text.");
       }
@@ -136,3 +136,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get wholeText' called on an object that is not a valid instance of Text.");
       }
@@ -147,3 +147,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get assignedSlot' called on an object that is not a valid instance of Text.");
       }
@@ -150,0 +150,0 @@

lib/jsdom/living/generated/TouchEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get touches' called on an object that is not a valid instance of TouchEvent.");
       }
@@ -131,3 +131,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get targetTouches' called on an object that is not a valid instance of TouchEvent.");
       }
@@ -142,3 +142,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get changedTouches' called on an object that is not a valid instance of TouchEvent.");
       }
@@ -153,3 +153,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get altKey' called on an object that is not a valid instance of TouchEvent.");
       }
@@ -164,3 +164,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get metaKey' called on an object that is not a valid instance of TouchEvent.");
       }
@@ -175,3 +175,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get ctrlKey' called on an object that is not a valid instance of TouchEvent.");
       }
@@ -186,3 +186,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get shiftKey' called on an object that is not a valid instance of TouchEvent.");
       }
@@ -189,0 +189,0 @@

lib/jsdom/living/generated/TreeWalker.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'parentNode' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -106,3 +106,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'firstChild' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -116,3 +116,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'lastChild' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -126,3 +126,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'previousSibling' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -136,3 +136,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'nextSibling' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -146,3 +146,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'previousNode' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -156,3 +156,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'nextNode' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -167,3 +167,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get root' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -180,3 +180,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get whatToShow' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -191,3 +191,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get filter' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -202,3 +202,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get currentNode' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -213,3 +213,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set currentNode' called on an object that is not a valid instance of TreeWalker.");
       }
@@ -216,0 +216,0 @@

lib/jsdom/living/generated/UIEvent.js

@@ -119,3 +119,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'initUIEvent' called on an object that is not a valid instance of UIEvent.");
       }
@@ -191,3 +191,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get view' called on an object that is not a valid instance of UIEvent.");
       }
@@ -202,3 +202,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get detail' called on an object that is not a valid instance of UIEvent.");
       }
@@ -213,3 +213,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get which' called on an object that is not a valid instance of UIEvent.");
       }
@@ -216,0 +216,0 @@

lib/jsdom/living/generated/utils.js

@@ -48,2 +48,3 @@ "use strict";
 const IteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf([][Symbol.iterator]()));
+const AsyncIteratorPrototype = Object.getPrototypeOf(Object.getPrototypeOf(async function* () {}).prototype);
 
@@ -76,2 +77,18 @@ function isArrayIndexPropName(P) {
 
+function iteratorResult([key, value], kind) {
+  let result;
+  switch (kind) {
+    case "key":
+      result = key;
+      break;
+    case "value":
+      result = value;
+      break;
+    case "key+value":
+      result = [key, value];
+      break;
+  }
+  return { value: result, done: false };
+}
+
 const supportsPropertyIndex = Symbol("supports property index");
@@ -89,2 +106,7 @@ const supportedPropertyIndices = Symbol("supported property indices");
 
+const asyncIteratorNext = Symbol("async iterator get the next iteration result");
+const asyncIteratorReturn = Symbol("async iterator return steps");
+const asyncIteratorInit = Symbol("async iterator initialization steps");
+const asyncIteratorEOI = Symbol("async iterator end of iteration");
+
 module.exports = exports = {
@@ -103,2 +125,3 @@ isObject,
   IteratorPrototype,
+  AsyncIteratorPrototype,
   isArrayBuffer,
@@ -116,3 +139,8 @@ isArrayIndexPropName,
   namedSetExisting,
-  namedDelete
+  namedDelete,
+  asyncIteratorNext,
+  asyncIteratorReturn,
+  asyncIteratorInit,
+  asyncIteratorEOI,
+  iteratorResult
 };

lib/jsdom/living/generated/ValidityState.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get valueMissing' called on an object that is not a valid instance of ValidityState.");
       }
@@ -107,3 +107,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get typeMismatch' called on an object that is not a valid instance of ValidityState.");
       }
@@ -118,3 +118,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get patternMismatch' called on an object that is not a valid instance of ValidityState.");
       }
@@ -129,3 +129,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get tooLong' called on an object that is not a valid instance of ValidityState.");
       }
@@ -140,3 +140,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get tooShort' called on an object that is not a valid instance of ValidityState.");
       }
@@ -151,3 +151,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rangeUnderflow' called on an object that is not a valid instance of ValidityState.");
       }
@@ -162,3 +162,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get rangeOverflow' called on an object that is not a valid instance of ValidityState.");
       }
@@ -173,3 +173,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get stepMismatch' called on an object that is not a valid instance of ValidityState.");
       }
@@ -184,3 +184,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get badInput' called on an object that is not a valid instance of ValidityState.");
       }
@@ -195,3 +195,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get customError' called on an object that is not a valid instance of ValidityState.");
       }
@@ -206,3 +206,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get valid' called on an object that is not a valid instance of ValidityState.");
       }
@@ -209,0 +209,0 @@

lib/jsdom/living/generated/WebSocket.js

@@ -7,2 +7,3 @@ "use strict";
 const Blob = require("./Blob.js");
+const EventHandlerNonNull = require("./EventHandlerNonNull.js");
 const BinaryType = require("./BinaryType.js");
@@ -147,3 +148,3 @@ const implSymbol = utils.implSymbol;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'close' called on an object that is not a valid instance of WebSocket.");
       }
@@ -176,3 +177,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'send' called on an object that is not a valid instance of WebSocket.");
       }
@@ -230,3 +231,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get url' called on an object that is not a valid instance of WebSocket.");
       }
@@ -241,3 +242,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get readyState' called on an object that is not a valid instance of WebSocket.");
       }
@@ -252,3 +253,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get bufferedAmount' called on an object that is not a valid instance of WebSocket.");
       }
@@ -263,3 +264,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onopen' called on an object that is not a valid instance of WebSocket.");
       }
@@ -274,7 +275,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onopen' called on an object that is not a valid instance of WebSocket.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onopen' property on 'WebSocket': The provided value"
+        });
+      }
       esValue[implSymbol]["onopen"] = V;
@@ -287,3 +293,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onerror' called on an object that is not a valid instance of WebSocket.");
       }
@@ -298,7 +304,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onerror' called on an object that is not a valid instance of WebSocket.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onerror' property on 'WebSocket': The provided value"
+        });
+      }
       esValue[implSymbol]["onerror"] = V;
@@ -311,3 +322,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onclose' called on an object that is not a valid instance of WebSocket.");
       }
@@ -322,7 +333,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onclose' called on an object that is not a valid instance of WebSocket.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onclose' property on 'WebSocket': The provided value"
+        });
+      }
       esValue[implSymbol]["onclose"] = V;
@@ -335,3 +351,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get extensions' called on an object that is not a valid instance of WebSocket.");
       }
@@ -346,3 +362,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get protocol' called on an object that is not a valid instance of WebSocket.");
       }
@@ -357,3 +373,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get onmessage' called on an object that is not a valid instance of WebSocket.");
       }
@@ -368,7 +384,12 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set onmessage' called on an object that is not a valid instance of WebSocket.");
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onmessage' property on 'WebSocket': The provided value"
+        });
+      }
       esValue[implSymbol]["onmessage"] = V;
@@ -381,3 +402,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get binaryType' called on an object that is not a valid instance of WebSocket.");
       }
@@ -392,3 +413,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set binaryType' called on an object that is not a valid instance of WebSocket.");
       }
@@ -395,0 +416,0 @@

lib/jsdom/living/generated/WheelEvent.js

@@ -120,3 +120,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get deltaX' called on an object that is not a valid instance of WheelEvent.");
       }
@@ -131,3 +131,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get deltaY' called on an object that is not a valid instance of WheelEvent.");
       }
@@ -142,3 +142,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get deltaZ' called on an object that is not a valid instance of WheelEvent.");
       }
@@ -153,3 +153,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get deltaMode' called on an object that is not a valid instance of WheelEvent.");
       }
@@ -156,0 +156,0 @@

lib/jsdom/living/generated/XMLHttpRequest.js

@@ -9,2 +9,3 @@ "use strict";
 const FormData = require("./FormData.js");
+const EventHandlerNonNull = require("./EventHandlerNonNull.js");
 const XMLHttpRequestResponseType = require("./XMLHttpRequestResponseType.js");
@@ -107,3 +108,3 @@ const implSymbol = utils.implSymbol;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'open' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -256,3 +257,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'setRequestHeader' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -288,3 +289,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'send' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -319,3 +320,3 @@ const args = [];
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'abort' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -329,3 +330,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'getResponseHeader' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -354,3 +355,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'getAllResponseHeaders' called on an object that is not a valid instance of XMLHttpRequest."
+        );
       }
@@ -364,3 +367,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'overrideMimeType' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -390,3 +393,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onreadystatechange' called on an object that is not a valid instance of XMLHttpRequest."
+        );
       }
@@ -401,7 +406,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onreadystatechange' called on an object that is not a valid instance of XMLHttpRequest."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onreadystatechange' property on 'XMLHttpRequest': The provided value"
+        });
+      }
       esValue[implSymbol]["onreadystatechange"] = V;
@@ -414,3 +426,3 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get readyState' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -425,3 +437,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get timeout' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -436,3 +448,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set timeout' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -451,3 +463,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get withCredentials' called on an object that is not a valid instance of XMLHttpRequest."
+        );
       }
@@ -462,3 +476,5 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set withCredentials' called on an object that is not a valid instance of XMLHttpRequest."
+        );
       }
@@ -477,3 +493,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get upload' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -490,3 +506,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get responseURL' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -501,3 +517,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get status' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -512,3 +528,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get statusText' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -523,3 +539,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get responseType' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -534,3 +550,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'set responseType' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -550,3 +566,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get response' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -561,3 +577,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get responseText' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -572,3 +588,3 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'get responseXML' called on an object that is not a valid instance of XMLHttpRequest.");
       }
@@ -575,0 +591,0 @@

lib/jsdom/living/generated/XMLHttpRequestEventTarget.js

@@ -6,2 +6,3 @@ "use strict";
 
+const EventHandlerNonNull = require("./EventHandlerNonNull.js");
 const implSymbol = utils.implSymbol;
@@ -106,3 +107,5 @@ const ctorRegistrySymbol = utils.ctorRegistrySymbol;
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onloadstart' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
@@ -117,7 +120,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onloadstart' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onloadstart' property on 'XMLHttpRequestEventTarget': The provided value"
+        });
+      }
       esValue[implSymbol]["onloadstart"] = V;
@@ -130,3 +140,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onprogress' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
@@ -141,7 +153,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onprogress' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onprogress' property on 'XMLHttpRequestEventTarget': The provided value"
+        });
+      }
       esValue[implSymbol]["onprogress"] = V;
@@ -154,3 +173,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onabort' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
@@ -165,7 +186,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onabort' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onabort' property on 'XMLHttpRequestEventTarget': The provided value"
+        });
+      }
       esValue[implSymbol]["onabort"] = V;
@@ -178,3 +206,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onerror' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
@@ -189,7 +219,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onerror' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onerror' property on 'XMLHttpRequestEventTarget': The provided value"
+        });
+      }
       esValue[implSymbol]["onerror"] = V;
@@ -202,3 +239,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onload' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
@@ -213,7 +252,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onload' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onload' property on 'XMLHttpRequestEventTarget': The provided value"
+        });
+      }
       esValue[implSymbol]["onload"] = V;
@@ -226,3 +272,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get ontimeout' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
@@ -237,7 +285,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set ontimeout' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'ontimeout' property on 'XMLHttpRequestEventTarget': The provided value"
+        });
+      }
       esValue[implSymbol]["ontimeout"] = V;
@@ -250,3 +305,5 @@ }
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'get onloadend' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
@@ -261,7 +318,14 @@
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError(
+          "'set onloadend' called on an object that is not a valid instance of XMLHttpRequestEventTarget."
+        );
       }
 
-      V = utils.tryImplForWrapper(V);
-
+      if (!utils.isObject(V)) {
+        V = null;
+      } else {
+        V = EventHandlerNonNull.convert(V, {
+          context: "Failed to set the 'onloadend' property on 'XMLHttpRequestEventTarget': The provided value"
+        });
+      }
       esValue[implSymbol]["onloadend"] = V;
@@ -268,0 +332,0 @@ }

lib/jsdom/living/generated/XMLSerializer.js

@@ -96,3 +96,3 @@ "use strict";
       if (!exports.is(esValue)) {
-        throw new TypeError("Illegal invocation");
+        throw new TypeError("'serializeToString' called on an object that is not a valid instance of XMLSerializer.");
       }
@@ -99,0 +99,0 @@

lib/jsdom/living/helpers/create-element.js

@@ -202,5 +202,5 @@ "use strict";
       try {
-        const C = definition.ctor;
+        const C = definition.constructor;
 
-        const resultWrapper = new C();
+        const resultWrapper = C.construct();
         result = implForWrapper(resultWrapper);
@@ -207,0 +207,0 @@

lib/jsdom/living/helpers/create-event-accessor.js

 "use strict";
 
-const conversions = require("webidl-conversions");
 const idlUtils = require("../generated/utils");
 const ErrorEvent = require("../generated/ErrorEvent");
+const EventHandlerNonNull = require("../generated/EventHandlerNonNull.js");
+const OnBeforeUnloadEventHandlerNonNull = require("../generated/OnBeforeUnloadEventHandlerNonNull.js");
+const OnErrorEventHandlerNonNull = require("../generated/OnErrorEventHandlerNonNull.js");
 const reportException = require("./runtime-script-errors");
 
-exports.appendHandler = function appendHandler(el, eventName) {
+exports.appendHandler = (el, eventName) => {
   // tryImplForWrapper() is currently required due to use in Window.js
   idlUtils.tryImplForWrapper(el).addEventListener(eventName, event => {
     // https://html.spec.whatwg.org/#the-event-handler-processing-algorithm
-    const callback = el["on" + eventName];
+    const callback = exports.getCurrentEventHandlerValue(el, eventName);
     if (callback === null) {
@@ -21,3 +23,2 @@ return;
     let returnValue = null;
-    const thisValue = idlUtils.tryWrapperForImpl(event.currentTarget);
     // https://heycam.github.io/webidl/#es-invoking-callback-functions
@@ -27,16 +28,16 @@ if (typeof callback === "function") {
         returnValue = callback.call(
-          thisValue, event.message,
-          event.filename, event.lineno, event.colno, event.error
+          event.currentTarget,
+          event.message,
+          event.filename,
+          event.lineno,
+          event.colno,
+          event.error
         );
       } else {
-        // This will no longer be necessary once EventHandler and Window are implemented in IDL:
-        const eventWrapper = idlUtils.wrapperForImpl(event);
-        returnValue = callback.call(thisValue, eventWrapper);
+        returnValue = callback.call(event.currentTarget, event);
       }
     }
 
-    if (event.type === "beforeunload") { // TODO: we don't implement BeforeUnloadEvent so we can't brand-check here
-      // Perform conversion which in the spec is done by the event handler return type being DOMString?
-      returnValue = returnValue === undefined || returnValue === null ? null : conversions.DOMString(returnValue);
-
+    // TODO: we don't implement BeforeUnloadEvent so we can't brand-check here
+    if (event.type === "beforeunload") {
       if (returnValue !== null) {
@@ -82,90 +83,102 @@ event._canceledFlag = true;
 
-// https://html.spec.whatwg.org/#event-handler-idl-attributes
-exports.createEventAccessor = function createEventAccessor(obj, event) {
-  Object.defineProperty(obj, "on" + event, {
-    configurable: true,
-    enumerable: true,
-    get() { // https://html.spec.whatwg.org/#getting-the-current-value-of-the-event-handler
-      const value = this._getEventHandlerFor(event);
-      if (!value) {
-        return null;
-      }
+// https://html.spec.whatwg.org/multipage/webappapis.html#getting-the-current-value-of-the-event-handler
+exports.getCurrentEventHandlerValue = (target, event) => {
+  const value = target._getEventHandlerFor(event);
+  if (!value) {
+    return null;
+  }
 
-      if (value.body !== undefined) {
-        let element;
-        let document;
-        if (this.constructor.name === "Window") {
-          element = null;
-          document = idlUtils.implForWrapper(this.document);
-        } else {
-          element = this;
-          document = element.ownerDocument;
-        }
-        const { body } = value;
+  if (value.body !== undefined) {
+    let element, document, fn;
+    if (target.constructor.name === "Window") {
+      element = null;
+      document = idlUtils.implForWrapper(target.document);
+    } else {
+      element = target;
+      document = element.ownerDocument;
+    }
+    const { body } = value;
 
-        const formOwner = element !== null && element.form ? element.form : null;
-        const window = this.constructor.name === "Window" && this._document ? this : document.defaultView;
+    const formOwner = element !== null && element.form ? element.form : null;
+    const window = target.constructor.name === "Window" && target._document ? target : document.defaultView;
 
-        try {
-          // eslint-disable-next-line no-new-func
-          Function(body); // properly error out on syntax errors
-          // Note: this won't execute body; that would require `Function(body)()`.
-        } catch (e) {
-          if (window) {
-            reportException(window, e);
-          }
-          this._setEventHandlerFor(event, null);
-          return null;
-        }
+    try {
+      // eslint-disable-next-line no-new-func
+      Function(body); // properly error out on syntax errors
+      // Note: this won't execute body; that would require `Function(body)()`.
+    } catch (e) {
+      if (window) {
+        reportException(window, e);
+      }
+      target._setEventHandlerFor(event, null);
+      return null;
+    }
 
-        // Note: the with (window) { } is not necessary in Node, but is necessary in a browserified environment.
+    // Note: the with (window) { } is not necessary in Node, but is necessary in a browserified environment.
 
-        let fn;
-        const createFunction = document.defaultView.Function;
-        if (event === "error" && element === null) {
-          const wrapperBody = document ? body + `\n//# sourceURL=${document.URL}` : body;
+    const createFunction = document.defaultView.Function;
+    if (event === "error" && element === null) {
+      const wrapperBody = document ? body + `\n//# sourceURL=${document.URL}` : body;
 
-          // eslint-disable-next-line no-new-func
-          fn = createFunction("window", `with (window) { return function onerror(event, source, lineno, colno, error) {
+      // eslint-disable-next-line no-new-func
+      fn = createFunction("window", `with (window) { return function onerror(event, source, lineno, colno, error) {
   ${wrapperBody}
 }; }`)(window);
-        } else {
-          const argNames = [];
-          const args = [];
 
-          argNames.push("window");
-          args.push(window);
+      fn = OnErrorEventHandlerNonNull.convert(fn);
+    } else {
+      const argNames = [];
+      const args = [];
 
-          if (element !== null) {
-            argNames.push("document");
-            args.push(idlUtils.wrapperForImpl(document));
-          }
-          if (formOwner !== null) {
-            argNames.push("formOwner");
-            args.push(idlUtils.wrapperForImpl(formOwner));
-          }
-          if (element !== null) {
-            argNames.push("element");
-            args.push(idlUtils.wrapperForImpl(element));
-          }
-          let wrapperBody = `
+      argNames.push("window");
+      args.push(window);
+
+      if (element !== null) {
+        argNames.push("document");
+        args.push(idlUtils.wrapperForImpl(document));
+      }
+      if (formOwner !== null) {
+        argNames.push("formOwner");
+        args.push(idlUtils.wrapperForImpl(formOwner));
+      }
+      if (element !== null) {
+        argNames.push("element");
+        args.push(idlUtils.wrapperForImpl(element));
+      }
+      let wrapperBody = `
 return function on${event}(event) {
   ${body}
 };`;
-          for (let i = argNames.length - 1; i >= 0; --i) {
-            wrapperBody = `with (${argNames[i]}) { ${wrapperBody} }`;
-          }
-          if (document) {
-            wrapperBody += `\n//# sourceURL=${document.URL}`;
-          }
-          argNames.push(wrapperBody);
-          fn = createFunction(...argNames)(...args);
-        }
+      for (let i = argNames.length - 1; i >= 0; --i) {
+        wrapperBody = `with (${argNames[i]}) { ${wrapperBody} }`;
+      }
+      if (document) {
+        wrapperBody += `\n//# sourceURL=${document.URL}`;
+      }
+      argNames.push(wrapperBody);
+      fn = createFunction(...argNames)(...args);
 
-        this._setEventHandlerFor(event, fn);
+      if (event === "beforeunload") {
+        fn = OnBeforeUnloadEventHandlerNonNull.convert(fn);
+      } else {
+        fn = EventHandlerNonNull.convert(fn);
       }
-      return this._getEventHandlerFor(event);
+    }
+
+    target._setEventHandlerFor(event, fn);
+  }
+
+  return target._getEventHandlerFor(event);
+};
+
+// https://html.spec.whatwg.org/multipage/webappapis.html#event-handler-idl-attributes
+// TODO: Consider replacing this with `[ReflectEvent]`
+exports.createEventAccessor = (obj, event) => {
+  Object.defineProperty(obj, "on" + event, {
+    configurable: true,
+    enumerable: true,
+    get() {
+      return exports.getCurrentEventHandlerValue(this, event);
     },
     set(val) {
-      val = eventHandlerArgCoercion(val);
       this._setEventHandlerFor(event, val);
@@ -175,20 +188,1 @@ }
 };
-
-function typeIsObject(v) {
-  return (typeof v === "object" && v !== null) || typeof v === "function";
-}
-
-// Implements:
-//     [TreatNonObjectAsNull]
-//     callback EventHandlerNonNull = any (Event event);
-//     typedef EventHandlerNonNull? EventHandler;
-// Also implements the part of https://heycam.github.io/webidl/#es-invoking-callback-functions which treats
-// non-callable callback functions as callback functions that return undefined.
-// TODO: replace with webidl2js typechecking when it has sufficient callback support
-function eventHandlerArgCoercion(val) {
-  if (!typeIsObject(val)) {
-    return null;
-  }
-
-  return val;
-}

lib/jsdom/living/helpers/custom-elements.js

@@ -97,3 +97,3 @@ "use strict";
 
-  const { constructionStack, ctor: C } = definition;
+  const { constructionStack, constructor: C } = definition;
 
@@ -109,3 +109,3 @@ let constructionError;
 
-    const constructionResult = new C();
+    const constructionResult = C.construct();
     const constructionResultImpl = implForWrapper(constructionResult);
@@ -175,3 +175,5 @@
 function invokeCEReactions(elementQueue) {
-  for (const element of elementQueue) {
+  while (elementQueue.length > 0) {
+    const element = elementQueue.shift();
+
     const reactions = element._ceReactionQueue;
@@ -178,0 +180,0 @@

lib/jsdom/living/helpers/document-base-url.js

 "use strict";
 const whatwgURL = require("whatwg-url");
+const { implForWrapper } = require("../generated/utils");
 
@@ -28,3 +29,4 @@ exports.documentBaseURL = document => {
       document._defaultView._parent !== document._defaultView) {
-    return exports.documentBaseURL(document._defaultView._parent._document);
+    const parentDocument = implForWrapper(document._defaultView._parent._document);
+    return exports.documentBaseURL(parentDocument);
   }
@@ -31,0 +33,0 @@

lib/jsdom/living/helpers/html-constructor.js

@@ -18,3 +18,3 @@ "use strict";
 
-  const definition = registry._customElementDefinitions.find(entry => entry.ctor === newTarget);
+  const definition = registry._customElementDefinitions.find(entry => entry.objectReference === newTarget);
   if (definition === undefined) {
@@ -21,0 +21,0 @@ throw new TypeError("Invalid constructor, the constructor is not part of the custom element registry");

lib/jsdom/living/helpers/mutation-observers.js

@@ -158,5 +158,7 @@ "use strict";
         try {
-          mo._callback(
+          const moWrapper = idlUtils.wrapperForImpl(mo);
+          mo._callback.call(
+            moWrapper,
             records.map(idlUtils.wrapperForImpl),
-            idlUtils.wrapperForImpl(mo)
+            moWrapper
           );
@@ -163,0 +165,0 @@ } catch (e) {

lib/jsdom/living/helpers/validate-names.js

@@ -12,3 +12,3 @@ "use strict";
     throw DOMException.create(globalObject, [
-      "\"" + name + "\" did not match the Name production: " + result.error,
+      `"${name}" did not match the Name production: ${result.error}`,
       "InvalidCharacterError"
@@ -25,3 +25,3 @@ ]);
     throw DOMException.create(globalObject, [
-      "\"" + qname + "\" did not match the QName production: " + result.error,
+      `"${qname}" did not match the QName production: ${result.error}`,
       "InvalidCharacterError"
@@ -28,0 +28,0 @@ ]);

lib/jsdom/living/navigator/MimeTypeArray-impl.js

@@ -21,6 +21,2 @@ "use strict";
   }
-
-  get [idlUtils.supportedPropertyNames]() {
-    return [];
-  }
 };

lib/jsdom/living/navigator/Navigator-impl.js

 "use strict";
 const { mixin } = require("../../utils");
+const PluginArray = require("../generated/PluginArray");
+const MimeTypeArray = require("../generated/MimeTypeArray");
 const NavigatorIDImpl = require("./NavigatorID-impl").implementation;
@@ -15,2 +17,4 @@ const NavigatorLanguageImpl = require("./NavigatorLanguage-impl").implementation;
     this.languages = Object.freeze(["en-US", "en"]);
+    this.plugins = PluginArray.create(this._globalObject);
+    this.mimeTypes = MimeTypeArray.create(this._globalObject);
   }
@@ -17,0 +21,0 @@ }

lib/jsdom/living/navigator/NavigatorPlugins-impl.js

 "use strict";
 
-const PluginArray = require("../generated/PluginArray");
-const MimeTypeArray = require("../generated/MimeTypeArray");
-
 exports.implementation = class NavigatorPluginsImpl {
-  get plugins() {
-    return PluginArray.create(this._globalObject);
-  }
-
-  get mimeTypes() {
-    return MimeTypeArray.create(this._globalObject);
-  }
-
+  // plugins and mimeTypes are implemented in Navigator-impl.js
   javaEnabled() {
@@ -16,0 +6,0 @@ return false;

lib/jsdom/living/navigator/PluginArray-impl.js

@@ -23,6 +23,2 @@ "use strict";
   }
-
-  get [idlUtils.supportedPropertyNames]() {
-    return [];
-  }
 };

lib/jsdom/living/nodes/Document-impl.js

@@ -161,3 +161,5 @@ "use strict";
     this._URL = parsed;
-    this._origin = whatwgURL.serializeURLOrigin(parsed);
+    this._origin = urlOption === "about:blank" && privateData.options.parentOrigin ?
+      privateData.options.parentOrigin :
+      whatwgURL.serializeURLOrigin(this._URL);
 
@@ -287,9 +289,9 @@ this._location = Location.createImpl(this._globalObject, [], { relevantDocument: this });
 
-    super._descendantRemoved.apply(this, arguments);
+    super._descendantRemoved(parent, child);
   }
 
-  write() {
+  write(...args) {
     let text = "";
-    for (let i = 0; i < arguments.length; ++i) {
-      text += String(arguments[i]);
+    for (let i = 0; i < args.length; ++i) {
+      text += args[i];
     }
@@ -350,4 +352,4 @@
 
-  writeln() {
-    this.write(...arguments, "\n");
+  writeln(...args) {
+    this.write(...args, "\n");
   }
@@ -462,3 +464,4 @@
           dispatchEvent();
-          return resolve();
+          resolve();
+          return;
         }
@@ -471,3 +474,3 @@
 
-        return this._deferQueue.resume();
+        this._deferQueue.resume();
       });
@@ -486,6 +489,7 @@ };
           dispatchEvent();
-          return resolve();
+          resolve();
+          return;
         }
 
-        return this._asyncQueue.setListener(() => {
+        this._asyncQueue.setListener(() => {
           dispatchEvent();
@@ -492,0 +496,0 @@ resolve();

lib/jsdom/living/nodes/GlobalEventHandlers-impl.js

@@ -13,3 +13,3 @@ "use strict";
   "drag", "dragend",
-  "dragenter", "dragexit",
+  "dragenter",
   "dragleave", "dragover",
@@ -16,0 +16,0 @@ "dragstart", "drop",

lib/jsdom/living/nodes/HTMLCanvasElement-impl.js

@@ -8,3 +8,3 @@ "use strict";
 class HTMLCanvasElementImpl extends HTMLElementImpl {
-  _attrModified(name, value) {
+  _attrModified(name, value, oldValue) {
     if (this._canvas && (name === "width" || name === "height")) {
@@ -14,3 +14,3 @@ this._canvas[name] = parseInt(value);
 
-    super._attrModified.apply(this, arguments);
+    super._attrModified(name, value, oldValue);
   }
@@ -51,6 +51,6 @@
 
-  toDataURL() {
+  toDataURL(...args) {
     const canvas = this._getCanvas();
     if (canvas) {
-      return canvas.toDataURL.apply(this._canvas, arguments);
+      return canvas.toDataURL(...args);
     }
@@ -119,3 +119,3 @@
   const prev = ctx[name];
-  ctx[name] = function (image) {
+  ctx[name] = function (image, ...rest) {
     const impl = idlUtils.implForWrapper(image);
@@ -126,5 +126,5 @@ if (impl) {
       }
-      arguments[0] = impl._image || impl._canvas;
+      image = impl._image || impl._canvas;
     }
-    return prev.apply(ctx, arguments);
+    return prev.call(ctx, image, ...rest);
   };
@@ -131,0 +131,0 @@ }

lib/jsdom/living/nodes/HTMLElement-impl.js

@@ -130,3 +130,3 @@ "use strict";
 
-    super._attrModified.apply(this, arguments);
+    super._attrModified(name, value, oldValue);
   }
@@ -133,0 +133,0 @@

lib/jsdom/living/nodes/HTMLFormElement-impl.js

@@ -37,3 +37,3 @@ "use strict";
 
-    super._descendantAdded.apply(this, arguments);
+    super._descendantAdded(parent, child);
   }
@@ -48,3 +48,3 @@
 
-    super._descendantRemoved.apply(this, arguments);
+    super._descendantRemoved(parent, child);
   }
@@ -51,0 +51,0 @@

lib/jsdom/living/nodes/HTMLFrameElement-impl.js

@@ -130,3 +130,4 @@ "use strict";
     parsingMode: "html",
-    url: url.scheme === "javascript" || serializedURL === "about:blank" ? parentDoc.URL : serializedURL,
+    url: url.scheme === "javascript" ? parentDoc.URL : serializedURL,
+    parentOrigin: parentDoc._origin,
     resourceLoader: parentDoc._defaultView._resourceLoader,
@@ -133,0 +134,0 @@ referrer: parentDoc.URL,

lib/jsdom/living/nodes/HTMLInputElement-impl.js

@@ -168,4 +168,2 @@ "use strict";
   _legacyPreActivationBehavior() {
-    // The spec says we should check this._mutable here, but browsers don't seem to implement this behavior. See
-    // https://github.com/whatwg/html/issues/3239.
     if (this.type === "checkbox") {
@@ -180,4 +178,2 @@ this.checked = !this.checked;
   _legacyCanceledActivationBehavior() {
-    // The spec says we should check this._mutable here, but browsers don't seem to implement this behavior. See
-    // https://github.com/whatwg/html/issues/3239.
     if (this.type === "checkbox") {
@@ -194,3 +190,3 @@ this.checked = !this.checked;
   _activationBehavior() {
-    if (!this._mutable) {
+    if (!this._mutable && this.type !== "checkbox" && this.type !== "radio") {
       return;
@@ -260,3 +256,3 @@ }
 
-    super._attrModified.apply(this, arguments);
+    super._attrModified(name, value, oldVal);
   }
@@ -741,9 +737,2 @@
 
-  set maxLength(value) {
-    if (value < 0) {
-      throw DOMException.create(this._globalObject, ["The index is not in the allowed range.", "IndexSizeError"]);
-    }
-    this.setAttributeNS(null, "maxlength", String(value));
-  }
-
   // Reflected IDL attribute does not care about whether the content attribute applies.
@@ -757,7 +746,7 @@ get maxLength() {
 
-  set minLength(value) {
+  set maxLength(value) {
     if (value < 0) {
       throw DOMException.create(this._globalObject, ["The index is not in the allowed range.", "IndexSizeError"]);
     }
-    this.setAttributeNS(null, "minlength", String(value));
+    this.setAttributeNS(null, "maxlength", String(value));
   }
@@ -772,2 +761,9 @@
 
+  set minLength(value) {
+    if (value < 0) {
+      throw DOMException.create(this._globalObject, ["The index is not in the allowed range.", "IndexSizeError"]);
+    }
+    this.setAttributeNS(null, "minlength", String(value));
+  }
+
   get size() {
@@ -774,0 +770,0 @@ if (!this.hasAttributeNS(null, "size")) {

lib/jsdom/living/nodes/HTMLMediaElement-impl.js

@@ -40,3 +40,10 @@ "use strict";
   }
-  // Implemented accoring to W3C Draft 22 August 2012
+
+  get defaultPlaybackRate() {
+    if (this._defaultPlaybackRate === undefined) {
+      return 1.0;
+    }
+    return this._defaultPlaybackRate;
+  }
+
   set defaultPlaybackRate(v) {
@@ -52,11 +59,2 @@ if (v === 0.0) {
 
-  _dispatchRateChange() {
-    fireAnEvent("ratechange", this);
-  }
-  get defaultPlaybackRate() {
-    if (this._defaultPlaybackRate === undefined) {
-      return 1.0;
-    }
-    return this._defaultPlaybackRate;
-  }
   get playbackRate() {
@@ -68,2 +66,3 @@ if (this._playbackRate === undefined) {
   }
+
   set playbackRate(v) {
@@ -75,8 +74,7 @@ if (v !== this._playbackRate) {
   }
+
   get muted() {
     return this._muted;
   }
-  _dispatchVolumeChange() {
-    fireAnEvent("volumechange", this);
-  }
+
   set muted(v) {
@@ -88,5 +86,7 @@ if (v !== this._muted) {
   }
+
   get defaultMuted() {
     return this.getAttributeNS(null, "muted") !== null;
   }
+
   set defaultMuted(v) {
@@ -99,5 +99,7 @@ if (v) {
   }
+
   get volume() {
     return this._volume;
   }
+
   set volume(v) {
@@ -130,2 +132,10 @@ if (v < 0 || v > 1) {
   }
+
+  _dispatchRateChange() {
+    fireAnEvent("ratechange", this);
+  }
+
+  _dispatchVolumeChange() {
+    fireAnEvent("volumechange", this);
+  }
 }
@@ -132,0 +142,0 @@

lib/jsdom/living/nodes/HTMLOptionElement-impl.js

@@ -39,3 +39,3 @@ "use strict";
 
-  _attrModified(name) {
+  _attrModified(name, value, oldValue) {
     if (!this._dirtyness && name === "selected") {
@@ -48,3 +48,3 @@ this._selectedness = this.hasAttributeNS(null, "selected");
     }
-    super._attrModified.apply(this, arguments);
+    super._attrModified(name, value, oldValue);
   }
@@ -51,0 +51,0 @@

lib/jsdom/living/nodes/HTMLSelectElement-impl.js

@@ -93,3 +93,3 @@ "use strict";
 
-    super._descendantAdded.apply(this, arguments);
+    super._descendantAdded(parent, child);
   }
@@ -102,10 +102,10 @@
 
-    super._descendantRemoved.apply(this, arguments);
+    super._descendantRemoved(parent, child);
   }
 
-  _attrModified(name) {
+  _attrModified(name, value, oldValue) {
     if (name === "multiple" || name === "size") {
       this._askedForAReset();
     }
-    super._attrModified.apply(this, arguments);
+    super._attrModified(name, value, oldValue);
   }
@@ -112,0 +112,0 @@

lib/jsdom/living/nodes/HTMLTableElement-impl.js

@@ -40,3 +40,2 @@ "use strict";
     }
-    return value;
   }
@@ -43,0 +42,0 @@

lib/jsdom/living/nodes/SVGElement-impl.js

@@ -30,3 +30,3 @@ "use strict";
 
-    super._attrModified.apply(this, arguments);
+    super._attrModified(name, value, oldValue);
   }
@@ -33,0 +33,0 @@

lib/jsdom/living/range/Range-impl.js

@@ -159,4 +159,3 @@ "use strict";
 
-    let thisPoint;
-    let otherPoint;
+    let thisPoint, otherPoint;
     if (how === RANGE_COMPARISON_TYPE.START_TO_START) {
@@ -213,4 +212,3 @@ thisPoint = this._start;
 
-    let newNode;
-    let newOffset;
+    let newNode, newOffset;
     if (isInclusiveAncestor(originalStart.node, originalEnd.node)) {
@@ -806,4 +804,3 @@ newNode = originalStart.node;
 
-  let newNode;
-  let newOffset;
+  let newNode, newOffset;
   if (isInclusiveAncestor(originalStart.node, originalEnd.node)) {
@@ -810,0 +807,0 @@ newNode = originalStart.node;

lib/jsdom/living/svg/SVGAnimatedString-impl.js

@@ -23,6 +23,2 @@ "use strict";
 
-  get animVal() {
-    return this.baseVal;
-  }
-
   set baseVal(base) {
@@ -37,4 +33,8 @@ if (!this._element.hasAttributeNS(null, this._attribute) &&
   }
+
+  get animVal() {
+    return this.baseVal;
+  }
 }
 
 exports.implementation = SVGAnimatedStringImpl;

lib/jsdom/living/websockets/WebSocket-impl.js

@@ -132,4 +132,4 @@ "use strict";
           "user-agent": globalObject.navigator.userAgent,
-          cookie: this._ownerDocument._cookieJar.getCookieStringSync(nodeParsedURL, { http: true }),
-          origin: globalObject._origin
+          "cookie": this._ownerDocument._cookieJar.getCookieStringSync(nodeParsedURL, { http: true }),
+          "origin": globalObject._origin
         },
@@ -150,7 +150,12 @@ rejectUnauthorized: this._ownerDocument._strictSSL
           for (const cookie of headers["set-cookie"]) {
-            this._ownerDocument._cookieJar.setCookieSync(cookie, nodeParsedURL, { http: true, ignoreError: true });
+            this._ownerDocument._cookieJar.setCookieSync(
+              cookie,
+              nodeParsedURL,
+              { http: true, ignoreError: true }
+            );
           }
         } else if (headers["set-cookie"] !== undefined) {
           this._ownerDocument._cookieJar.setCookieSync(
-            headers["set-cookie"], nodeParsedURL,
+            headers["set-cookie"],
+            nodeParsedURL,
             { http: true, ignoreError: true }
@@ -157,0 +162,0 @@ );

lib/jsdom/living/window/Location-impl.js

@@ -58,3 +58,3 @@ "use strict";
   set protocol(v) {
-    const copyURL = Object.assign({}, this._url);
+    const copyURL = { ...this._url };
 
@@ -86,3 +86,3 @@ const possibleFailure = whatwgURL.basicURLParse(v + ":", { url: copyURL, stateOverride: "scheme start" });
   set host(v) {
-    const copyURL = Object.assign({}, this._url);
+    const copyURL = { ...this._url };
 
@@ -106,3 +106,3 @@ if (copyURL.cannotBeABaseURL) {
   set hostname(v) {
-    const copyURL = Object.assign({}, this._url);
+    const copyURL = { ...this._url };
 
@@ -126,3 +126,3 @@ if (copyURL.cannotBeABaseURL) {
   set port(v) {
-    const copyURL = Object.assign({}, this._url);
+    const copyURL = { ...this._url };
 
@@ -148,3 +148,3 @@ if (copyURL.host === null || copyURL.cannotBeABaseURL || copyURL.scheme === "file") {
   set pathname(v) {
-    const copyURL = Object.assign({}, this._url);
+    const copyURL = { ...this._url };
 
@@ -169,3 +169,3 @@ if (copyURL.cannotBeABaseURL) {
   set search(v) {
-    const copyURL = Object.assign({}, this._url);
+    const copyURL = { ...this._url };
 
@@ -195,3 +195,3 @@ if (v === "") {
   set hash(v) {
-    const copyURL = Object.assign({}, this._url);
+    const copyURL = { ...this._url };
 
@@ -198,0 +198,0 @@ if (copyURL.scheme === "javascript") {

lib/jsdom/living/window/SessionHistory.js

@@ -111,4 +111,3 @@ "use strict";
       specifiedEntry.url.fragment !== currentEntry.url.fragment && specifiedEntry.document === currentEntry.document;
-    let oldURL;
-    let newURL;
+    let oldURL, newURL;
     if (hashChanged) {
@@ -115,0 +114,0 @@ oldURL = currentEntry.url;

lib/jsdom/living/xhr/xhr-utils.js

@@ -134,3 +134,8 @@ "use strict";
   const { properties } = xhr;
-  properties.responseCache = properties.responseTextCache = properties.responseXMLCache = null;
+
+  properties.responseBuffer =
+    properties.responseCache =
+    properties.responseTextCache =
+    properties.responseXMLCache = null;
+
   properties.responseHeaders = {};
@@ -137,0 +142,0 @@ xhr.status = 0;

lib/jsdom/living/xhr/XMLHttpRequest-impl.js

@@ -79,2 +79,3 @@ "use strict";
   "content-language",
+  "content-length",
   "content-type",
@@ -888,3 +889,6 @@ "expires",
     properties.client = null;
-    fireAnEvent("progress", xhr, ProgressEvent, progressObj);
+    if (lastProgressReported !== progressObj.loaded) {
+      // https://github.com/whatwg/xhr/issues/318
+      fireAnEvent("progress", xhr, ProgressEvent, progressObj);
+    }
     readyStateChange(xhr, READY_STATES.DONE);
@@ -891,0 +895,0 @@ fireAnEvent("load", xhr, ProgressEvent, progressObj);

lib/jsdom/utils.js

@@ -83,5 +83,5 @@ "use strict";
 
-  return function () {
+  return function (...args) {
     if (!this._memoizedQueries) {
-      return fn.apply(this, arguments);
+      return fn.apply(this, args);
     }
@@ -94,12 +94,12 @@
     let key;
-    if (arguments.length === 1 && typeof arguments[0] === "string") {
-      key = arguments[0];
-    } else if (arguments.length === 2 && typeof arguments[0] === "string" && typeof arguments[1] === "string") {
-      key = arguments[0] + "::" + arguments[1];
+    if (args.length === 1 && typeof args[0] === "string") {
+      key = args[0];
+    } else if (args.length === 2 && typeof args[0] === "string" && typeof args[1] === "string") {
+      key = args[0] + "::" + args[1];
     } else {
-      return fn.apply(this, arguments);
+      return fn.apply(this, args);
     }
 
     if (!(key in this._memoizedQueries[type])) {
-      this._memoizedQueries[type][key] = fn.apply(this, arguments);
+      this._memoizedQueries[type][key] = fn.apply(this, args);
     }
@@ -106,0 +106,0 @@ return this._memoizedQueries[type][key];

lib/jsdom/virtual-console.js

@@ -21,4 +21,4 @@ "use strict";
       if (typeof anyConsole[method] === "function") {
-        function onMethodCall() {
-          anyConsole[method](...arguments);
+        function onMethodCall(...args) {
+          anyConsole[method](...args);
         }
@@ -25,0 +25,0 @@ this.on(method, onMethodCall);

lib/jsdom/vm-shim.js

@@ -104,4 +104,4 @@ "use strict";
   runInContext(sandbox, options) {
-    return exports.runInContext(this._code, sandbox, Object.assign({}, this._options, options));
+    return exports.runInContext(this._code, sandbox, { ...this._options, ...options });
   }
 };

package.json

 {
   "name": "jsdom",
-  "version": "16.4.0",
+  "version": "16.5.0",
   "description": "A JavaScript implementation of many web standards",
@@ -23,20 +23,20 @@ "keywords": [
   "dependencies": {
-    "abab": "^2.0.3",
-    "acorn": "^7.1.1",
+    "abab": "^2.0.5",
+    "acorn": "^8.0.5",
     "acorn-globals": "^6.0.0",
     "cssom": "^0.4.4",
-    "cssstyle": "^2.2.0",
+    "cssstyle": "^2.3.0",
     "data-urls": "^2.0.0",
-    "decimal.js": "^10.2.0",
+    "decimal.js": "^10.2.1",
     "domexception": "^2.0.1",
-    "escodegen": "^1.14.1",
+    "escodegen": "^2.0.0",
     "html-encoding-sniffer": "^2.0.1",
     "is-potential-custom-element-name": "^1.0.0",
     "nwsapi": "^2.2.0",
-    "parse5": "5.1.1",
+    "parse5": "6.0.1",
     "request": "^2.88.2",
-    "request-promise-native": "^1.0.8",
-    "saxes": "^5.0.0",
+    "request-promise-native": "^1.0.9",
+    "saxes": "^5.0.1",
     "symbol-tree": "^3.2.4",
-    "tough-cookie": "^3.0.1",
+    "tough-cookie": "^4.0.0",
     "w3c-hr-time": "^1.0.2",
@@ -48,3 +48,3 @@ "w3c-xmlserializer": "^2.0.0",
     "whatwg-url": "^8.0.0",
-    "ws": "^7.2.3",
+    "ws": "^7.4.4",
     "xml-name-validator": "^3.0.0"
@@ -64,26 +64,25 @@ },
   "devDependencies": {
+    "@domenic/eslint-config": "^1.0.0",
     "benchmark": "^2.1.4",
-    "browserify": "^16.5.0",
-    "chai": "^4.2.0",
-    "eslint": "^6.8.0",
-    "eslint-find-rules": "^3.4.0",
-    "eslint-plugin-html": "^6.0.0",
+    "browserify": "^17.0.0",
+    "chai": "^4.3.3",
+    "eslint": "^7.21.0",
+    "eslint-plugin-html": "^6.1.1",
     "eslint-plugin-jsdom-internal": "link:./scripts/eslint-plugin",
-    "js-yaml": "^3.13.1",
-    "karma": "^4.4.1",
-    "karma-browserify": "^7.0.0",
+    "js-yaml": "^4.0.0",
+    "karma": "^6.1.1",
+    "karma-browserify": "^8.0.0",
     "karma-chrome-launcher": "^3.1.0",
-    "karma-mocha": "^1.3.0",
+    "karma-mocha": "^2.0.1",
     "karma-mocha-webworker": "^1.3.0",
     "minimatch": "^3.0.4",
-    "mocha": "^7.1.1",
+    "mocha": "^8.3.1",
     "mocha-sugar-free": "^1.4.0",
     "optimist": "0.6.1",
-    "portfinder": "^1.0.25",
     "rimraf": "^3.0.2",
     "server-destroy": "^1.0.1",
     "st": "^2.0.0",
-    "watchify": "^3.11.1",
-    "wd": "^1.12.1",
-    "webidl2js": "^16.0.0"
+    "watchify": "^4.0.0",
+    "wd": "^1.14.0",
+    "webidl2js": "^16.2.0"
   },
@@ -107,6 +106,5 @@ "browser": {
     "lint": "eslint . --cache --ext .js,.html",
-    "lint-is-complete": "eslint-find-rules --unused .eslintrc.json",
     "init-wpt": "git submodule update --init --recursive",
     "reset-wpt": "rimraf ./test/web-platform-tests/tests && yarn init-wpt",
-    "update-wpt": "git submodule update --recursive --remote && cd test/web-platform-tests/tests && python wpt.py manifest --path ../wpt-manifest.json",
+    "update-wpt": "git submodule update --recursive --remote && cd test/web-platform-tests/tests && python3 wpt.py manifest --path ../wpt-manifest.json",
     "update-authors": "git log --format=\"%aN <%aE>\" | sort -f | uniq > AUTHORS.txt",
@@ -113,0 +111,0 @@ "benchmark": "node ./benchmark/runner",

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Found 1 instance in 1 package

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Improved metrics

Total package byte prevSize

2893853

increased by7.13%

Dev dependency count

23

decreased by-4.17%

Number of package files

462

increased by1.76%

Lines of code

71517

increased by3.08%

Dependency changes

• + Addedacorn@8.12.1(transitive)

• + Addedescodegen@2.1.0(transitive)

• + Addedestraverse@5.3.0(transitive)

• + Addedparse5@6.0.1(transitive)

• + Addedquerystringify@2.2.0(transitive)

• + Addedrequires-port@1.0.0(transitive)

• + Addedtough-cookie@4.1.4(transitive)

• + Addeduniversalify@0.2.0(transitive)

• + Addedurl-parse@1.5.10(transitive)

• - Removeddeep-is@0.1.4(transitive)

• - Removedescodegen@1.14.3(transitive)

• - Removedestraverse@4.3.0(transitive)

• - Removedfast-levenshtein@2.0.6(transitive)

• - Removedip-regex@2.1.0(transitive)

• - Removedlevn@0.3.0(transitive)

• - Removedoptionator@0.8.3(transitive)

• - Removedparse5@5.1.1(transitive)

• - Removedprelude-ls@1.1.2(transitive)

• - Removedtough-cookie@3.0.1(transitive)

• - Removedtype-check@0.3.2(transitive)

• - Removedword-wrap@1.2.5(transitive)

• Updatedabab@^2.0.5

• Updatedacorn@^8.0.5

• Updatedcssstyle@^2.3.0

• Updateddecimal.js@^10.2.1

• Updatedescodegen@^2.0.0

• Updatedparse5@6.0.1

• Updatedrequest-promise-native@^1.0.9

• Updatedsaxes@^5.0.1

• Updatedtough-cookie@^4.0.0

• Updatedws@^7.4.4