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SWC import modularization plugin (#34969)
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# See https://help.github.com/articles/ignoring-files/ for more about ignoring files. | ||
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# dependencies | ||
/node_modules | ||
/.pnp | ||
.pnp.js | ||
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# testing | ||
/coverage | ||
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# next.js | ||
/.next/ | ||
/out/ | ||
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# production | ||
/build | ||
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# misc | ||
.DS_Store | ||
*.pem | ||
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# debug | ||
npm-debug.log* | ||
yarn-debug.log* | ||
yarn-error.log* | ||
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# local env files | ||
.env.local | ||
.env.development.local | ||
.env.test.local | ||
.env.production.local | ||
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# vercel | ||
.vercel |
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# Modularize Imports Example | ||
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This example shows how to use the `modularizeImports` config option. | ||
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## Preview | ||
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Preview the example live on [StackBlitz](http://stackblitz.com/): | ||
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[![Open in StackBlitz](https://developer.stackblitz.com/img/open_in_stackblitz.svg)](https://stackblitz.com/github/vercel/next.js/tree/canary/examples/modularize-imports) | ||
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## Deploy your own | ||
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Deploy the example using [Vercel](https://vercel.com?utm_source=github&utm_medium=readme&utm_campaign=next-example): | ||
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[![Deploy with Vercel](https://vercel.com/button)](https://vercel.com/new/git/external?repository-url=https://github.com/vercel/next.js/tree/canary/examples/modularize-imports&project-name=modularize-imports&repository-name=modularize-imports) | ||
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## How to use | ||
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Execute [`create-next-app`](https://github.com/vercel/next.js/tree/canary/packages/create-next-app) with [npm](https://docs.npmjs.com/cli/init) or [Yarn](https://yarnpkg.com/lang/en/docs/cli/create/) to bootstrap the example: | ||
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```bash | ||
npx create-next-app --example modularize-imports modularize-imports-app | ||
# or | ||
yarn create next-app --example modularize-imports modularize-imports-app | ||
``` | ||
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Deploy it to the cloud with [Vercel](https://vercel.com/new?utm_source=github&utm_medium=readme&utm_campaign=next-example) ([Documentation](https://nextjs.org/docs/deployment)). |
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export default function LeftHalf() { | ||
return <span>Modularize</span> | ||
} |
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export default function RightHalf() { | ||
return <span>Imports</span> | ||
} |
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// import LeftHalf from './LeftHalf' | ||
// import RightHalf from './RightHalf' | ||
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// Remove the exports here so that we can verify that `modularize-imports` is working. | ||
// export { LeftHalf, RightHalf }; |
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module.exports = { | ||
experimental: { | ||
modularizeImports: { | ||
'../components/halves': { | ||
transform: '../components/halves/{{ member }}', | ||
}, | ||
}, | ||
}, | ||
} |
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{ | ||
"private": true, | ||
"scripts": { | ||
"dev": "next dev", | ||
"build": "next build", | ||
"start": "next start" | ||
}, | ||
"dependencies": { | ||
"next": "latest", | ||
"react": "^17.0.2", | ||
"react-dom": "^17.0.2" | ||
} | ||
} |
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import { LeftHalf, RightHalf } from '../components/halves' | ||
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const Index = () => ( | ||
<div> | ||
<LeftHalf /> | ||
<RightHalf /> | ||
</div> | ||
) | ||
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export default Index |
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Stats from current release
Default Build (Increase detected⚠️ )
General Overall decrease ✓
Page Load Tests Overall increase ✓
Client Bundles (main, webpack) Overall increase⚠️
Legacy Client Bundles (polyfills)
Client Pages Overall increase⚠️
Client Build Manifests
Rendered Page Sizes Overall decrease ✓
Diffs
Diff for _buildManifest.js
Diff for _app-HASH.js
Diff for _error-HASH.js
Diff for amp-HASH.js
Diff for css-HASH.js
Diff for dynamic-HASH.js
Diff for head-HASH.js
Diff for hooks-HASH.js
Diff for image-HASH.js
Diff for index-HASH.js
Diff for link-HASH.js
Diff for routerDirect-HASH.js
Diff for script-HASH.js
Diff for withRouter-HASH.js
Diff for 450.HASH.js
Diff for main-HASH.js
Diff too large to display
Diff for webpack-HASH.js
Diff for index.html
Diff for link.html
Diff for withRouter.html
Default Build with SWC (Increase detected⚠️ )
General Overall decrease ✓
Page Load Tests Overall increase ✓
Client Bundles (main, webpack) Overall increase⚠️
Legacy Client Bundles (polyfills)
Client Pages Overall increase⚠️
Client Build Manifests Overall decrease ✓
Rendered Page Sizes Overall increase⚠️
Diffs
Diff for _buildManifest.js
Diff for _app-HASH.js
Diff for _error-HASH.js
Diff for amp-HASH.js
Diff for css-HASH.js
Diff for dynamic-HASH.js
Diff for head-HASH.js
Diff for hooks-HASH.js
Diff for image-HASH.js
Diff for index-HASH.js
Diff for link-HASH.js
Diff for routerDirect-HASH.js
Diff for script-HASH.js
Diff for withRouter-HASH.js
Diff for 450.HASH.js
Diff for main-HASH.js
Diff too large to display
Diff for webpack-HASH.js
Diff for index.html
Diff for link.html
Diff for withRouter.html