fakeObject.js

const fakeObjectSymbol = Symbol('fakeObject');

function getFakeNestedObject(baseName) {
  return new Proxy(
    {
      toString() => baseName,
      deps: baseName,
      [fakeObjectSymbol]: true,
    },
    {
      get(target, prop, receiver) {
        if (['toString', 'deps', fakeObjectSymbol].includes(prop)) {
          return Reflect.get(target, prop, receiver);
        }

        return getFakeNestedObject(
          [baseName, prop.toString()].filter((e) => ![undefined, null, ''].includes(e)).join('.')
        );
      },
    }
  );
}