Trait crypto_bigint::prelude::CheckedSub

pub trait CheckedSub<Rhs = Self>: Sized {
    type Output;

    // Required method
    fn checked_sub(&self, rhs: Rhs) -> CtOption<Self>;
}

Checked subtraction.

Required Associated Types

type Output

Output type.

Required Methods

fn checked_sub(&self, rhs: Rhs) -> CtOption<Self>

Perform checked subtraction, returning a CtOption which is_some only if the operation did not underflow.

Object Safety

This trait is not object safe.

Implementors

impl CheckedSub for Limb

type Output = Limb

impl<const LIMBS: usize> CheckedSub<&Uint<LIMBS>> for Uint<LIMBS>

type Output = Uint<LIMBS>