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Designing error types in Rust (mmapped.blog)
submitted 2 years ago by cbarrick@lemmy.world to c/rust@programming.dev
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[-] o11c@programming.dev 1 points 2 years ago

One problem is that Rust doesn't support tagged unions. enum is regrettably solving a different problem, but since it's the only hammer we have, it's abused for this kind of thing. This often leads to having to write match error ... unreachable.

this post was submitted on 18 Jul 2023
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