Trait CheckedSum

pub trait CheckedSum<R>: SumSeal<R> {
    // Required method
    fn checked_sum(self) -> Option<R>;
}

Calculates the sum over the iterator using checked arithmetic.

Required Methods

fn checked_sum(self) -> Option<R>

Calculates the sum over the iterator using checked arithmetic. If an over or underflow would happen it returns None.

Implementors

impl<T> CheckedSum<Amount> for T

where T: Iterator<Item = Amount>,

impl<T> CheckedSum<SignedAmount> for T

where T: Iterator<Item = SignedAmount>,