message: Move the __extends function on the client side
diff: @@ -3,7 +3,8 @@ import { Selector, ClientFunction } from "testcafe";
  const assert = require("assert");
  const title = `customValidators`;
  -export function __extends(thisClass, baseClass) {
  +const setupSurvey = ClientFunction(() => {
  + function __extends(thisClass, baseClass) {
  for (var p in baseClass)
  if (baseClass.hasOwnProperty(p)) thisClass[p] = baseClass[p];
  function __() {
  @@ -15,7 +16,6 @@ export function __extends(thisClass, baseClass) {
  : ((__.prototype = baseClass.prototype), new __());
  }
  -const setupSurvey = ClientFunction(() => {
  var MyTextValidator = (function(_super) {
  __extends(MyTextValidator, _super);
  function MyTextValidator() {
  