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Merged
merged 2 commits into from
Sep 1, 2025
Merged

Add From<Array> conversions for Box/Vec #138

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3e2113c
Add `From<Array>` conversions for `Box`/`Vec`
tarcieri Sep 1, 2025
b413bef
Collect works on Box<[T]> too
tarcieri Sep 1, 2025
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2 changes: 2 additions & 0 deletions .github/workflows/hybrid-array.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -37,6 +37,7 @@ jobs:
toolchain: ${{ matrix.rust }}
targets: ${{ matrix.target }}
- run: cargo build --no-default-features --target ${{ matrix.target }}
- run: cargo build --no-default-features --target ${{ matrix.target }} --features alloc
- run: cargo build --no-default-features --target ${{ matrix.target }} --features bytemuck
- run: cargo build --no-default-features --target ${{ matrix.target }} --features extra-sizes
- run: cargo build --no-default-features --target ${{ matrix.target }} --features serde
Expand Down Expand Up @@ -110,6 +111,7 @@ jobs:
with:
toolchain: ${{ matrix.toolchain }}
- run: cargo test
- run: cargo test --features alloc
- run: cargo test --features bytemuck
- run: cargo test --features extra-sizes
- run: cargo test --features serde
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46 changes: 46 additions & 0 deletions src/lib.rs
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Expand Up @@ -666,6 +666,52 @@ where
}
}

#[cfg(feature = "alloc")]
impl<T, U> From<Array<T, U>> for alloc::boxed::Box<[T]>
where
U: ArraySize,
{
#[inline]
fn from(array: Array<T, U>) -> alloc::boxed::Box<[T]> {
array.into_iter().collect()
}
}

#[cfg(feature = "alloc")]
impl<T, U> From<&Array<T, U>> for alloc::boxed::Box<[T]>
where
T: Clone,
U: ArraySize,
{
#[inline]
fn from(array: &Array<T, U>) -> alloc::boxed::Box<[T]> {
array.as_slice().into()
}
}

#[cfg(feature = "alloc")]
impl<T, U> From<Array<T, U>> for alloc::vec::Vec<T>
where
U: ArraySize,
{
#[inline]
fn from(array: Array<T, U>) -> alloc::vec::Vec<T> {
array.into_iter().collect()
}
}

#[cfg(feature = "alloc")]
impl<T, U> From<&Array<T, U>> for alloc::vec::Vec<T>
where
T: Clone,
U: ArraySize,
{
#[inline]
fn from(array: &Array<T, U>) -> alloc::vec::Vec<T> {
array.as_slice().into()
}
}

impl<T, U> Hash for Array<T, U>
where
T: Hash,
Expand Down