rsnext/test/integration/relay-analytics/pages/_app.js
Prateek Bhatnagar 5929e9da20 Add unstable_onPerformanceData helper for performance entries (#8480)
* Performance relayer for client side performance

* adding paint metrics

* fixing titles

* fixing route change measure

* accessing exports without loop

* adding more tests

* renaming the method

* adds experimental prefix to method name

* applying the suggested patch

* Update index.js
2019-10-03 15:15:23 -04:00

12 lines
328 B
JavaScript

/* global localStorage */
/* eslint-disable camelcase */
import App from 'next/app'
export default class MyApp extends App {}
/*
Method is experimental and will eventually be handled in a Next.js plugin
*/
export function unstable_onPerformanceData (data) {
localStorage.setItem(data.name, data.value || data.startTime)
}