CHANGELOG.md

• 1.1.1

  • Add Flatten and Unflatten traits for converting between nested arrays.

• 1.1.0

  • Add Remove trait that adds remove/swap_remove to GenericArray (inspired by #147)
  • Soft-deprecate internals::ArrayBuilder in favor of internals::IntrusiveArrayBuilder

• 1.0.1

  • Update faster-hex dependency
  • Mark from_iter as #[inline] to significantly improve codegen.

• 1.0.0

  • Use GATs for ArrayLength !
  • Bump MSRV to 1.65.0
  • Use Rust 2021 edition #118 + non-PR upgrade later with GATs.
  • Allow arr! macro in const #129
  • Add arr! repeat-expressions #130
  • Implement const-default trait support #131
  • Make as_slice()/from_slice() const.
  • Add const from_array/into_array methods.
  • Make ArrayLength: 'static
  • Replace From<&[T]> with TryFrom<&[T]>
  • Add try_from_iter for fallible construction from iterator.
  • Use typenum's const-generics feature for const N: usize-based From implementations between [T; N] and GenericArray<T, N>
    • Also added the IntoArrayLength trait and ConstArrayLength type-alias for working with typenum's Const<N> easier.
  • alloc crate feature
    • Added box_arr! macro with the same syntax as arr!, but returns a Box<GenericArray<T, N>>
    • Moving between heap and stack
      • impl TryFrom<Vec<T>> for GenericArray<T, N>
      • impl TryFrom<Box<[T]>> for GenericArray<T, N>
      • impl From<GenericArray<T, N>> for Vec<T>
      • impl From<GenericArray<T, N>> for Box<[T]>
    • Methods for converting between Box<GenericArray<T, N>> and Vec<T>/Box<[T]>
    • GenericSequence and FunctionalSequence implemented for Box<GenericArray<T, N>>, allowing for heap-based manipulation of fixed-size arrays.
  • Deserialize no longer requires T: Default
  • Make IntoArrayLength, MappedSequence, and FunctionalSequence safe traits.
  • Simplify arr! macro syntax.
    • arr![1, 2, 3, 4] or arr![T; N] forms, no explicit length for first variant.
    • No longer casts given expressions internally.
    • Type-deduction works similarly to vec![], in that an empty array has an unknown type
  • Add the internals Cargo feature to expose dangerous things.
  • Added additional methods for working with chunks of arrays.
  • Added From impls for tuples with 1-12 (inclusive) items of the same type, matching the standard library.
  • Workaround potential Rust/LLVM regressions with FunctionalSequence::zip()/::map()
  • Added the faster-hex optional dependency for SIMD-accelerated hex encoding
  • Improve documentation

• 0.14.6

  • Add an optional Zeroize impl for GenericArray (#126 and #112)
  • Cleanup some unsafe (#125) and typos (#114)
  • Use include in Cargo.toml to reduce package size

• 0.14.5

  • Fix unsoundness behavior in GenericArrayIter::clone (#120)

• 0.14.4

  • Update typenum to 1.12.0
  • Make Drop a no-op when the inner type does not require Drop (using core::mem::needs_drop)

• 0.14.3

  • Improve behavior of GenericArray::from_exact_iter to assume ExactIterators can lie.
  • Fix alignment of zero-length GenericArrays
  • Implement From<&[T; N]> for &GenericArray<T, N> and its mutable variant

• 0.14.2

  • Lower MSRV to 1.36.0 without From<[T; N]> implementations.

• 0.14.1

  • Fix element conversions in arr! macro.

• 0.14.0

  • Replace Into implementations with the more general From.
    • Requires minumum Rust version of 1.41.0
  • Fix unsoundness in arr! macro.
  • Fix meta variable misuse
  • Fix Undefined Behavior across the crate by switching to MaybeUninit
  • Improve some documentation and doctests
  • Add AsRef<[T; N]> and AsMut<[T; N]> impls to GenericArray<T, N>
  • Add Split impl for &GenericArray and &mut GenericArray

• 0.13.2

  • Add feature more_lengths, which adds more From/Into implementations for arrays of various lengths.

• 0.13.1

  • Mark GenericArray as #[repr(transparent)]
  • Implement Into<[T; N]> for GenericArray<T, N> up to N=32

• 0.13.0

  • Allow arr! to be imported with use syntax.
    • Requires minumum Rust version of 1.30.1

• 0.12.2

  • Implement FusedIterator for GenericArrayIter

• 0.12.1

  • Use internal iteration where possible and provide more efficient internal iteration methods.

• 0.12.0

  • Allow trailing commas in arr! macro.
  • BREAKING: Serialize GenericArray using serde tuples, instead of variable-length sequences. This may not be compatible with old serialized data.

• 0.11.0

  • BREAKING Redesign GenericSequence with an emphasis on use in generic type parameters.
  • Add MappedGenericSequence and FunctionalSequence
    • Implements optimized map, zip and fold for GenericArray, &GenericArray and &mut GenericArray
  • BREAKING Remove map_ref, zip_ref and map_slice
    • map_slice is now equivalent to GenericArray::from_iter(slice.iter().map(...))

• 0.10.0

  • Add GenericSequence, Lengthen, Shorten, Split and Concat traits.
  • Redefine transmute to avert errors.

• 0.9.0

  • Rewrite construction methods to be well-defined in panic situations, correctly dropping elements.
  • NoDrop crate replaced by ManuallyDrop as it became stable in Rust core.
  • Add optimized map/map_ref and zip/zip_ref methods to GenericArray

• 0.8.0

  • Implement AsRef, AsMut, Borrow, BorrowMut, Hash for GenericArray
  • Update serde to 1.0
  • Update typenum
  • Make macro arr! non-cloning
  • Implement From<[T; N]> up to N=32
  • Fix #45

• 0.7.0

  • Upgrade serde to 0.9
  • Make serde with no_std
  • Implement PartialOrd/Ord for GenericArray

• 0.6.0

  • Fixed #30
  • Implement Default for GenericArray
  • Implement LowerHex and UpperHex for GenericArray<u8, N>
  • Use precision formatting field in hex representation
  • Add as_slice, as_mut_slice
  • Remove GenericArray::new in favor of Default trait
  • Add from_slice and from_mut_slice
  • no_std and core for crate.

• 0.5.0

  • Update serde
  • remove no_std feature, fixed #19

• 0.4.0

  • Re-export typenum

• 0.3.0

  • Implement IntoIter for GenericArray
  • Add map method
  • Add optional serde (de)serialization support feature.

• < 0.3.0

  • Initial implementation in late 2015