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rsnext/test/integration/relay-analytics
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Jiachi Liu 741ef9032c
Experimental: hook version of reportWebVitals (#28769) 
### Experimental

Introduce `next/vitals` and `useExperimentalWebVitalsReport` API which is not limited by `_app`.

`pages/index.js`
```jsx
import { useExperimentalWebVitalsReport } from 'next/vitals'

export default function Index() {
   useExperimentalWebVitalsReport((metric) => {
    // handle metric...
  })
  return 'sup'
}
```
2021-09-24 18:35:33 +00:00
..
pages Experimental: hook version of reportWebVitals (#28769) 2021-09-24 18:35:33 +00:00
test Experimental: hook version of reportWebVitals (#28769) 2021-09-24 18:35:33 +00:00