@allenai/varnish-react-router/components/ScrollToTopOnPageChange.js

An extension to Varnish for applications that use React Router.

import { useEffect } from 'react';
import { withRouter } from 'react-router-dom';
/**
 * Use this component inside a top-level <Route /> handler when you'd like
 * the page to be scrolled to the top after a URL change.
 */
const ScrollToTopOnPageChangeImpl = ({ history }) => {
    useEffect(() => history.listen(() => {
        window.scrollTo(0, 0);
    }));
    return null;
};
export const ScrollToTopOnPageChange = withRouter(ScrollToTopOnPageChangeImpl);