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Normal_gaussianyesterday at 4:07 PM1 replyview on HN

yarn pnp is currently broken on Node v25.7+;

- https://github.com/yarnpkg/berry/issues/7065

- https://github.com/nodejs/node/issues/62012

This is because yarn patches fs in order to introduce virtual file path resolution of modules in the yarn cache (which are zips), which is quite brittle and was broken by a seemingly unrelated change in 25.7.

The discussion in issue 62012 is notable - it was suggested yarn just wait for vfs to land. This is interesting to me in two ways: firstly, the node team seems quite happy for non-trivial amounts of the ecosystem to just be broken, and suggests relying on what I'm assuming will be an experimental API when it does land; secondly, it implies a lot of confidence that this feature will land before LTS.


Replies

chrisweeklyyesterday at 4:51 PM

Strong rec to choose PNPM over yarn. I just posted this in a peer comment: https://news.ycombinator.com/item?id=47415173

Not spamming, not affiliated, just trying to help others avoid so much needless suffering.

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