Trait overflow_proof::CheckedNeg[−][src]

pub trait CheckedNeg: Sized {
    type Output;
    fn checked_neg(self) -> Option<Self>;
}

Associated Types

type Output

Required methods

fn checked_neg(self) -> Option<Self>

Implementations on Foreign Types

impl CheckedNeg for usize

type Output = usize

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for isize

type Output = isize

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for u8

type Output = u8

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for i8

type Output = i8

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for u16

type Output = u16

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for i16

type Output = i16

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for u32

type Output = u32

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for i32

type Output = i32

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for u64

type Output = u64

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for i64

type Output = i64

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for u128

type Output = u128

fn checked_neg(self) -> Option<Self::Output>

impl CheckedNeg for i128

type Output = i128

fn checked_neg(self) -> Option<Self::Output>

Implementors