Warning: findDOMNode is deprecated in StrictMode

[sufius]

When wrapping my app with <React.StrictMode>...</React.StrictMode> following warning appears:

Warning: findDOMNode is deprecated in StrictMode

strict mode helps with:

Identifying components with unsafe lifecycles Warning about legacy string ref API usage Warning about deprecated findDOMNode usage Detecting unexpected side effects Detecting legacy context API

A solution could be by targeting the dom node by ref instead of findDOMNode...

Link to a sandbox: https://codesandbox.io/s/kind-moore-8p3zy