fix(deps): update rust crate rand to 0.9 #63
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Reviewer's Guide by SourceryThis pull request updates the rand crate from version 0.8 to 0.9. This is a minor version update that includes several API changes, performance improvements, and bug fixes. Class diagram showing key API changes in rand 0.9classDiagram
class Rng {
-gen() renamed to random()
-gen_range() renamed to random_range()
-gen_bool() renamed to random_bool()
-gen_ratio() renamed to random_ratio()
}
class SeedableRng {
-from_rng() renamed to try_from_rng()
-from_entropy() renamed to from_os_rng()
+try_from_os_rng()* new
}
class Distribution {
<<interface>>
}
class StandardUniform {
note for StandardUniform "Renamed from Standard"
}
class WeightedIndex {
+weight()* new
+weights()* new
+total_weight()* new
}
Distribution <|-- StandardUniform
Distribution <|-- WeightedIndex
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This PR contains the following updates:
0.8->0.9Release Notes
rust-random/rand (rand)
v0.9.0Compare Source
Security and unsafe
ReseedingRngandThreadRng. Instead, it is recommended to callThreadRng::reseedon fork. (#1379)zerocopyto replace someunsafecode (#1349, #1393, #1446, #1502)Dependencies
--ignore-rust-versionrand_corev0.9.0 (#1558)Features
stdfeature withoutgetrandomorrand_chacha(#1354)small_rngby default (#1455)rand_chacha; usestd_rnginstead. (#1473)serde1toserde(#1477)getrandomtoos_rng(#1537)thread_rng(#1547)API changes: rand_core traits
RngCore::read_adapterimplementingstd::io::Read(#1267)CryptoBlockRng: BlockRngCore; maketrait CryptoRng: RngCore(#1273)TryRngCore,TryCryptoRng(#1424, #1499)fn SeedableRng::from_rng->try_from_rngand add infallible variantfn from_rng(#1424)fn SeedableRng::from_entropy->from_os_rngand add fallible variantfn try_from_os_rng(#1424)CloneandAsRefto associated typeSeedableRng::Seed(#1491)API changes: Rng trait and top-level fns
rand::thread_rng()torand::rng()and remove from the prelude (#1506)rand::random()from the prelude (#1506)random_iter,random_range,random_bool,random_ratio,fill(#1488)Rng::gen_iterasrandom_iter(#1305, #1500)Rng::gentorandomto avoid conflict with the newgenkeyword in Rust 2024 (#1438)Rng::gen_rangetorandom_range,gen_booltorandom_bool,gen_ratiotorandom_ratio(#1505)#[track_caller](#1442, #1447)API changes: RNGs
<SmallRng as SeedableRng>::Seedsize to 256 bits (#1455)rng) ofReseedingRng::new(#1533)API changes: Sequences
SliceRandomintoIndexedRandom,IndexedMutRandom,SliceRandom(#1382)IndexedRandom::choose_multiple_array,index::sample_array(#1453, #1469)API changes: Distributions: renames
rand::distributionstorand::distr(#1470)StandardtoStandardUniform(#1526)distr::Slice->distr::slice::Choose,distr::EmptySlice->distr::slice::Empty(#1548)distr::DistString->distr::SampleString(#1548)distr::DistIter->distr::Iter,distr::DistMap->distr::Map(#1548)API changes: Distributions
Sizedbound onDistribution<T> for &D(#1278)Distribution<Option<T>>forStandardUniform(#1526)StandardUniformsupport allNonZero*types (#1332){Uniform, UniformSampler}::{new, new_inclusive}return aResult(instead of potentially panicking) (#1229)UniformimplementsTryFrominstead ofFromfor ranges (#1229)UniformUsize(#1487)isizeandusizevalues withStandardUniform,Uniform(except viaUniformUsize) andFilland usage as aWeightedAliasIndexweight (#1487)DistStringfor distributionsSlice<char>andUniform<char>(#1315)Slice::num_choices(#1402)p()for distributionBernoullito access probability (#1481)API changes: Weighted distributions
pubmodulerand::distr::weighted, movingWeightedIndexthere (#1548)weighted::Weight, allowingWeightedIndexto trap overflow (#1353)weight, weights, total_weightto distributionWeightedIndex(#1420)WeightedErrortoweighted::Error, revising variants (#1382) and mark as#[non_exhaustive](#1480)API changes: SIMD
std::simd, expand SIMD & docs (#1239)Reproducibility-breaking changes
ReseedingRng::reseeddiscard remaining data from the last block generated (#1379)SmallRng::seed_from_u64implementation (#1203)UniformFloat::newsamples andUniformFloat::sample_singleto yieldhigh(#1462)Slice(#1469)Uniformforusizeportable viaUniformUsize(#1487)IndexdRandom::choose_multiple_weightedfor very small seeds and optimize for large input length / low memory (#1530)Reproducibility-breaking optimisations
sample_floyd, affecting output ofrand::seq::index::sampleandrand::seq::SliceRandom::choose_multiple(#1277)IteratorRandom::chooseandchoose_stable(#1268)SliceRandom::shuffleandpartial_shuffle(#1272)Uniform: use Canon's method (single sampling) / Lemire's method (distribution sampling) for faster sampling (breaks value stability; #1287)sample_single_inclusivefor floats (+~20% perf) (#1289)Other optimisations
SmallRnginitialization performance (#1482)Other
Cargo.lock.msrvfile (#1275)rustfmtand enforce (#1448)benchescrate (#1329, #1439) and migrate to Criterion (#1490)Documentation
ThreadRngrelated docs (#1257)--generate-link-to-definitionfeature (#1327)doc_auto_cfg(#1411, #1450)Configuration
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