We create many `useDebugValue` helpers, loggers and so one now, so we can feel less pain.

What matter (**Updated**)
- previewing complex values brifely like chrome devtools does it for arrays, sets, maps, objects,,,

I [wrote related twit](https://twitter.com/mxtnr/status/1178271362890240001) recently with one of my DebugValue helpers. screenshot out here:
<img width="556" alt="Screenshot 2019-09-29 at 14 01 53" src="https://user-images.githubusercontent.com/6201068/66700775-5648bf80-ecfd-11e9-93fe-089d451bcffa.png">
_my named hooks currently require a `label` option unless react babel cannot transform name of variable automatically_
expect(inspectedElement).not.toBeNull();
    expect(inspectedElement).toMatchSnapshot(
      '3: Inspect props.nestedObject.a.b.c',
    );
    inspectedElement = null;
    TestUtils.act(() => {
      TestRenderer.act(() => {
        getInspectedElementPath(id, [
          'props',
          'nestedObject',
          'a',
          'b',
          'c',
          0,
          'd',
        ]);
        jest.runOnlyPendingTimers();
      });
    });
    expect(inspectedElement).not.toBeNull();
    expect(inspectedElement).toMatchSnapshot(
      '4: Inspect props.nestedObject.a.b.c.0.d',
    );
    inspectedElement = null;
    TestUtils.act(() => {
      TestRenderer.act(() => {
        getInspectedElementPath(id, ['hooks', 0, 'value']);
        jest.runOnlyPendingTimers();
      });
    });