> stop using references/lifetimes and start using indexes Aren't arenas a nicer ... | Hacker News

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		simgt on Dec 24, 2024 \| parent \| context \| favorite \| on: Four limitations of Rust's borrow checker > stop using references/lifetimes and start using indexes Aren't arenas a nicer suggestion? https://docs.rs/bumpalo/latest/bumpalo/ https://docs.rs/typed-arena/latest/typed_arena/ Depending on the use case, another pattern that plays very nicely with Rust is the EC part of ECS: https://github.com/Ralith/hecs

oconnor663 on Dec 24, 2024 [–]

Yes, Slab and SlotMap are the next stop on this train, and ECS is the last stop. But a simple Vec can get you surprisingly far. Most small programs never really need to delete anything.

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