react-rollup-webpack-test
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Published
20 hours ago •
vladshcherbin
vladshcherbin
A simple React app for bundler tree-shaking comparison.
React Rollup & Webpack Tree-Shaking Test
A simple app test case for tree-shaking comparison.
Current status
Bundle size (bare app and with unused Link from react-router-dom package):
| Bundler | Version | Contents | Size |
|---|---|---|---|
| rollup | 0.43.0 | react 15.6.1 | 131 kb |
| rollup | 0.43.0 | react 15.6.1 + react-router 4.1.1 | 170 kb |
| webpack | 3.0.0 | react 15.6.1 | 146 kb |
| webpack | 3.0.0 | react 15.6.1 + react-router 4.1.1 | 186 kb |
Results
- Neither Rollup nor Webpack can't remove unused
react-router-dompackage. - Rollup bundle file is 15kb / 16kb less.
- Webpack 3.0.0 Scope Hoisting feature reduced the file by 1kb. Yaaay
Usage
Console commands:
- Rollup build (saved as
build/rollup.js):
npm run build:rollup
- Webpack build (saved as
build/webpack.js):
npm run build:webpack
- both builds
npm run build
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vladshcherbin
Metadata
A simple React app for bundler tree-shaking comparison.