/b.ts(2,30): error TS4021: 'extends' clause of exported class has or is using private name 'Foo'.


==== /b.ts (1 errors) ====
    const { Foo } = require("./a");
    export default class extends Foo {}
                                 ~~~
!!! error TS4021: 'extends' clause of exported class has or is using private name 'Foo'.
    
==== /node_modules/@types/node/index.d.ts (0 errors) ====
    declare const require: any;
    
==== /a.js (0 errors) ====
    export class Foo {}
    