fn exp()

in math/src/field/f62/mod.rs [84:102]

• 16 lines of code
• 6 McCabe index (conditional complexity)

    fn exp(self, power: Self::PositiveInteger) -> Self {
        let mut b = self;

        if power == 0 {
            return Self::ONE;
        } else if b == Self::ZERO {
            return Self::ZERO;
        }

        let mut r = if power & 1 == 1 { b } else { Self::ONE };
        for i in 1..64 - power.leading_zeros() {
            b = b.square();
            if (power >> i) & 1 == 1 {
                r *= b;
            }
        }

        r
    }