feat(v5-migration-recipe): create migration recipe for Express.js v5 #101
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…addressing deprecated APIs
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bjohansebas
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Dec 26, 2025
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| - **Back Redirect Deprecated**: This transformation updates instances of `res.redirect('back')` and `res.location('back')` to use the recommended alternatives. Registry entry: [https://app.codemod.com/registry/expressjs/back-redirect-deprecated](https://app.codemod.com/registry/expressjs/back-redirect-deprecated). | ||
| - **Req Param**: Migrates usage of the legacy API `req.param(name)` to the current recommended alternatives. Registry entry: [https://app.codemod.com/registry/expressjs/req-param](https://app.codemod.com/registry/expressjs/req-param). | ||
| - **Pluralize Method Names**: Migrates deprecated singular request methods to their pluralized counterparts where applicable. Registry entry: [https://app.codemod.com/registry/expressjs/pluralize-method-names](https://app.codemod.com/registry/expressjs/pluralize-method-names). | ||
| - **Status Send Order**: Migrates usages of `res.send(status)`, `res.send(obj, status)`, `res.json(obj, status)`, and `res.jsonp(obj, status)` to the recommended argument ordering. Registry entry: [https://app.codemod.com/registry/expressjs/status-send-order](https://app.codemod.com/registry/expressjs/status-send-order). | ||
| - **Redirect Arg Order**: Converts `res.redirect(url, status)` calls to the recommended `res.redirect(status, url)` ordering. Registry entry: [https://app.codemod.com/registry/expressjs/redirect-arg-order](https://app.codemod.com/registry/expressjs/redirect-arg-order). | ||
| - **Camelcase Sendfile**: Replaces legacy `res.sendfile(file)` usages with the camel-cased `res.sendFile(file)` API. Registry entry: [https://app.codemod.com/registry/expressjs/camelcase-sendfile](https://app.codemod.com/registry/expressjs/camelcase-sendfile). |
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The links are still to be confirmed, I’ll fix them once they’re in the registry.
Co-authored-by: Mohamad Mohebifar <[email protected]> Signed-off-by: Sebastian Beltran <[email protected]>
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Maybe put this pr as draft until the other being merged |
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I’ve verified that the codemods work |
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This creates a codemod that calls the rest of the codemods, so it’s easy to run a single command and change everything.
This codemod won’t work until the other codemods are published in the registry