v0.10.0

What's Changed

This release makes a number of significant changes which we hope will be the last significant breakage before 1.0. Code has moved from the rust-random/rand repository to its own rust-random/rand_core.

User-facing API changes

Changed

• Edition changed to 2024 and MSRV bumped to 1.85 (rand#1668)
• RngCore and TryRngCore are renamed to Rng and TryRng respectively (#54)
• Rng is now an extension trait of TryRng<Error = Infallible> (#45)
• TryRng::Error is bound on core::error::Error instead of Debug + Display (#58)
• Relax Sized bound on impls of SeedableRng (rand#1641)

Added

• SeedableRng::{fork, try_fork} methods (#17)
• Re-export of core::convert::Infallible (#56)

Removed

• TryRng::read_adapter method (replaced with rand::RngReader) (rand#1669)
• os_rng crate feature (rand#1674)
• OsRng and OsError structs (rand#1674)
• SeedableRng::from_os_rng and SeedableRng::try_from_os_rng methods (rand#1674)
• getrandom dependency (rand#1674)
• std crate feature (rand#1674)
• Optional serde dependency (#28)
• UnwrapMut struct and Rng::unwrap_mut method (#45)
• Rng::unwrap_err method in favor of explicit wrapping in UnwrapErr (#53)

API changes to PRNG implementation helpers

Added

• BlockRng::reconstruct and BlockRng::remaining_results methods (#36)
• block::Generator::drop method (#35)
• BlockRng::word_offset method (#44)

Changed

• Replaced le helper functions with new utils helpers (rand#1667, #34, #38, #45)
• Rename BlockRng::generate_and_set method to reset_and_skip (#44)
• Rename block::BlockRngCore trait to block::Generator (#26)
• Rename BlockRngCore::Results associated type to Output and remove type bounds on it (#26)

Removed

• Implementation of Rng for BlockRng, making the latter more generic (#34)
• BlockRng64 struct (#34)
• BlockRng::reset method (#44)
• BlockRng::index method (replaced with BlockRng::word_offset) (#44)
• Generator::Item associated type (#26)
• CryptoBlockRng (#69)

New Contributors

• @baloo made their first contribution in #17
• @tarcieri made their first contribution in #51

Full Changelog: v0.9.3...v0.10.0