babel/packages/babel-plugin-proposal-private-property-in-object/test/fixtures/to-native-fields/class-expression-in-default-param/output.js

(x = (() => {
  var _fooBrandCheck;

  return _fooBrandCheck = new WeakSet(), class {
    #foo = void _fooBrandCheck.add(this);

    test(other) {
      return _fooBrandCheck.has(other);
    }

  };
})()) => {};