repro.ts(3,1): error TS4082: Default export of the module has or is using private name 'brand'.


==== helper.ts (0 errors) ====
    declare const brand: unique symbol;
    
    class Foo {
      [brand]: number = 1;
    }
    
    export function makeFoo() {
      return new Foo();
    }
    
==== repro.ts (1 errors) ====
    import { makeFoo } from './helper';
    
    export default (function () {
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
      return makeFoo();
    ~~~~~~~~~~~~~~~~~~~
    });
    ~~~
!!! error TS4082: Default export of the module has or is using private name 'brand'.
    