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Derive Arbitrary for Sealed<T> #762

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merged 3 commits into from
Oct 4, 2024
Merged

Derive Arbitrary for Sealed<T> #762

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7556ceb
Derive arbitrary for Sealed<T>
emhane Oct 4, 2024
89f495c
Manual impl Arbitrary for Sealed<T>
emhane Oct 4, 2024
e5febd9
Fix lint
emhane Oct 4, 2024
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11 changes: 11 additions & 0 deletions crates/primitives/src/sealed.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ use crate::B256;
/// implement the [`Sealable`] trait to provide define their own hash.
#[derive(Clone, Copy, Debug, PartialEq, Eq, Hash)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
#[cfg_attr(feature = "arbitrary", derive(proptest_derive::Arbitrary))]
pub struct Sealed<T> {
/// The inner item
inner: T,
Expand Down Expand Up @@ -67,6 +68,16 @@ impl<T> Sealed<T> {
}
}

#[cfg(feature = "arbitrary")]
impl<'a, T> arbitrary::Arbitrary<'a> for Sealed<T>
where
T: for<'b> arbitrary::Arbitrary<'b> + Sealable,
{
fn arbitrary(u: &mut arbitrary::Unstructured<'a>) -> arbitrary::Result<Self> {
Ok(T::arbitrary(u)?.seal_slow())
}
}

/// Sealeable objects.
pub trait Sealable: Sized {
/// Calculate the seal hash, this may be slow.
Expand Down