next.js/test/development/app-dir/owner-stack/app/browser/uncaught/page.js

'use client'

function useThrowError() {
  if (typeof window !== 'undefined') {
    throw new Error('browser error')
  }
}

function useErrorHook() {
  useThrowError()
}

export default function Page() {
  useErrorHook()
  return <p>hello world</p>
}