next.js/test/integration/basic/pages/error-in-the-browser-global-scope.js

if (typeof window !== 'undefined') {
  throw new Error('An Expected error occured')
}

export default () => <div />
Improved stacktraces (minor) (#4156) * Handle production errors correctly * Improved source map support * Make react-hot-loader hold state again * Remove console.log * Load modules on demand * Catch errors in rewriteErrorTrace * Update comment * Update comment * Remove source-map-support * Load modules in next-dev * Make sure error logged has sourcemaps too * Add tests for production runtime errors * Add tests for development runtime errors. Fix issue with client side errors in development * Move functionality back to renderError now that error handling is consistent * Rename to applySourcemaps 2018-04-18 16:18:06 +00:00			`if (typeof window !== 'undefined') {`
			`throw new Error('An Expected error occured')`
			`}`

			`export default () => <div />`