WebpackからRspackへの移行 #581
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WebpackからRspackへの移行 #581
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- WebpackをRspackに置き換え - package.jsonにcleanスクリプトを追加（packages/*/dist, packages/*/libを削除） - package.jsonにbuild:nocacheスクリプトを追加（キャッシュなしでビルド） 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
パッケージのクリーンアップ処理を削除し、ビルドキャッシュのみを無効化するように変更。 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
cm-dyoshikawa
commented
Oct 24, 2025
| parser: { | ||
| syntax: 'typescript', | ||
| }, | ||
| target: 'es2020', |
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node20とか指定すると
6 │ "target": "node20",
· ▲
· ╰── Unknown ES version: node20 at line 6 column 22
とエラーになるのでESを指定する必要がある
| { | ||
| test: /\.node$/, | ||
| loader: 'node-loader', | ||
| type: 'asset/resource', |
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以下はwebpack側の資料ですが、 node-loaderは現状は非推奨で、asset/resourceに移行すべきのようでした
https://github.com/webpack-contrib/node-loader
https://github.com/webpack/webpack/tree/main/examples/nodejs-addons
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📑 Summary
仕様の変更
ビルドツールをWebpackからRspackに変更。
pnpm -C packages/zenn-cli build:server 12.43s user 2.20s system 153% cpu 9.520 totalを実行して検証。webpack(before):
rspack(after):
(9.87 ÷ 12.43) × 100 = 79.4%の高速化
元の時間の 20.6% に短縮
約 4.9倍 の速度向上
コードの変更
packages/zenn-cli/webpack.server.jsを削除し、packages/zenn-cli/rspack.server.jsに置き換えpackage.jsonに以下のスクリプトを追加:clean: ビルド成果物（packages/*/dist,packages/*/lib）を削除build:nocache: キャッシュなしでビルドを実行packages/zenn-cli/package.jsonの依存関係を更新:webpack関連パッケージを削除@rspack/core,@rspack/cliを追加その他・備考
📋 Tasks
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