JAVASCRIPT navigator.webdriver.js

log("loading navigator.webdriver.js");
// this is close to the most accurate way to emulate this: https://stackoverflow.com/a/69533548
// no point "giving ourselves away" if we don't need to mock this values
// techniques exist to detect Object.defineProperty etc., so if we can avoid it we do
// if args include --disable-blink-features=AutomationControlled, we do not need to mock this
if (navigator.webdriver) {
  utils.replaceProperty(Object.getPrototypeOf(navigator), "webdriver", {
    get: new Proxy(
      Object.getOwnPropertyDescriptor(Object.getPrototypeOf(navigator),
        "webdriver").get, {
        apply: (target, thisArg, args) => {
          // emulate getter call validation
          Reflect.apply(target, thisArg, args);
          return false;
        }
      })
  });
} else {
  log("not patching navigator.webdriver, assuming CLI args were used instead");
}