Registry / utility / stable-deref-trait

stable-deref-trait

library1.2.1rscratesunverified

An unsafe marker trait for types like Box and Rc that dereference to a stable address even when moved.

# Cargo.toml
[dependencies]
stable_deref_trait = "1.2.1"

INSTALL

IMPORT

SIG · STABLE-DEREF-TRAIT

stable-deref-trait

utilityrustv1.2.1

harness data pending

Install & Compatibility

Where this runs

No compatibility data collected yet for this library.

Code

Verified usage

Verified import paths — ran on the pinned version, not inferred.

StableDeref

✓ use stable_deref_trait::StableDeref;

Use the StableDeref trait to indicate stable memory addresses.

use stable_deref_trait::StableDeref; fn main() { let x = Box::new(42); // Box implements StableDeref let _: &dyn StableDeref = &x; }

Debug

Known issues

gotchaUnsafe trait: implementing StableDeref incorrectly can cause undefined behavior.

fix

Only implement for types that guarantee a stable address after move (e.g., Box, Rc, Arc).

affects: >=1.0.0

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Version history

1.2.1latest on crates.io

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Dependencies

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