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fn DisjointImmutGuard::get_unchecked: add unsafe fn to bypass DisjointMut #1479

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Merged
kkysen merged 1 commit into from
Mar 31, 2026
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fn DisjointImmutGuard::get_unchecked: add unsafe fn to bypass DisjointMut #1479

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12 changes: 12 additions & 0 deletions src/disjoint_mut.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -208,6 +208,18 @@ impl<'a, T: ?Sized + AsMutPtr, V: ?Sized> Deref for DisjointImmutGuard<'a, T, V>
}
}

impl<'a, T: ?Sized + AsMutPtr, V: ?Sized> DisjointImmutGuard<'a, T, V> {
// # Safety
//
// The slice of the [`DisjointMut`] this guard protects
// must not have overlapping mutable borrows.
//
// That is, this bypasses the disjoint mut check.
pub unsafe fn get_unchecked(&self) -> &'a V {
self.slice
}
}

/// Convert from a mutable pointer to a collection to a mutable pointer to the
/// underlying slice without ever creating a mutable reference to the slice.
///
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