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Announcing Rust 1.81.0 (blog.rust-lang.org)
submitted 3 weeks ago by neme@lemm.ee to c/rust@programming.dev
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[-] snaggen@programming.dev 8 points 3 weeks ago

fs::exists() was a nice little improvement that I didn't know about until I read this announcement.

[-] Deebster@programming.dev 3 points 2 weeks ago* (last edited 2 weeks ago)

It's a subtle difference between that and path::exists().

  • path::exists() == false might just mean you can't use it (if path::exists() cannot access a file due to e.g. permissions, it'll return false)
  • fs::exists() == Ok(false) means it's definitely not there (permissions error will cause an Err to be returned)
[-] SorteKanin@feddit.dk 8 points 3 weeks ago

The expect lint is really great, been looking forward to that for a while.

Still waiting for more flexible const generics 🤞

this post was submitted on 05 Sep 2024
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