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implement PartialOrd<Uint> for BoxedUint #803

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implement PartialOrd<Uint> for BoxedUint #803

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14 changes: 13 additions & 1 deletion src/uint/boxed/cmp.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
pub(super) use core::cmp::{Ordering, max};

use super::BoxedUint;
use crate::{ConstChoice, Limb};
use crate::{ConstChoice, Limb, Uint};
use subtle::{
Choice, ConditionallySelectable, ConstantTimeEq, ConstantTimeGreater, ConstantTimeLess,
};
Expand Down Expand Up @@ -73,6 +73,12 @@ impl PartialEq for BoxedUint {
}
}

impl<const LIMBS: usize> PartialEq<Uint<LIMBS>> for BoxedUint {
fn eq(&self, other: &Uint<LIMBS>) -> bool {
self.eq(&Self::from(other))
}
}

impl Ord for BoxedUint {
fn cmp(&self, other: &Self) -> Ordering {
let mut ret = Ordering::Equal;
Expand All @@ -94,6 +100,12 @@ impl PartialOrd for BoxedUint {
}
}

impl<const LIMBS: usize> PartialOrd<Uint<LIMBS>> for BoxedUint {
fn partial_cmp(&self, other: &Uint<LIMBS>) -> Option<Ordering> {
self.partial_cmp(&Self::from(other))
}
}

#[cfg(test)]
mod tests {
use super::BoxedUint;
Expand Down