rsnext/test/e2e/app-dir/create-next-app-template/next.config.js
Tim Neutkens 8e3586d2cc
Optimize bundle size for appDir (#42252)
- Ensure React / other deps are deduped against main-app bundle
- Only require web-vitals when it's needed
- Move warnOnce into separate file as it's not tree shaken
- Add create-next-app with bundle analyzer

<details>
<summary>13.0.0 (react-dom deduping bug)</summary>

<img width="1912" alt="13-0-0" src="https://user-images.githubusercontent.com/6324199/199067942-d2394ffa-fc1c-4606-94f4-b489ef959a9b.png">

</details>

<details>
<summary>Canary (react-dom deduping bug fixed)</summary>

<img width="1912" alt="current-canary-branch" src="https://user-images.githubusercontent.com/6324199/199067999-786b523e-b4f0-4044-8d2e-acaa0386771a.png">

</details>

<details>
<summary>This PR</summary>

<img width="1912" alt="pr-changes" src="https://user-images.githubusercontent.com/6324199/199068060-2fdb6e11-8b94-4683-9b8e-65bb6faab34a.png">

</details>



## Bug

- [ ] Related issues linked using `fixes #number`
- [ ] Integration tests added
- [ ] Errors have a helpful link attached, see `contributing.md`

## Feature

- [ ] Implements an existing feature request or RFC. Make sure the feature request has been accepted for implementation before opening a PR.
- [ ] Related issues linked using `fixes #number`
- [ ] Integration tests added
- [ ] Documentation added
- [ ] Telemetry added. In case of a feature if it's used or not.
- [ ] Errors have a helpful link attached, see `contributing.md`

## Documentation / Examples

- [ ] Make sure the linting passes by running `pnpm build && pnpm lint`
- [ ] The "examples guidelines" are followed from [our contributing doc](https://github.com/vercel/next.js/blob/canary/contributing/examples/adding-examples.md)
2022-10-31 17:50:35 +00:00

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JavaScript

const withBundleAnalyzer = require('@next/bundle-analyzer')({
enabled: process.env.ANALYZE === 'true',
})
/** @type {import('next').NextConfig} */
const nextConfig = {
experimental: {
appDir: true,
},
}
// module.exports = nextConfig
module.exports = withBundleAnalyzer(nextConfig)