Trait arithmetic_eval::arith::CheckedArithmeticKind[−][src]

pub trait CheckedArithmeticKind<T> {
    fn checked_neg(value: T) -> Option<T>;
}

Expand description

Helper trait for CheckedArithmetic describing how number negation should be implemented.

Required methods

`fn checked_neg(value: T) -> Option<T>`[src]

Negates the provided value, or returns None if the value cannot be negated.

Implementors

`impl<T: CheckedNeg> CheckedArithmeticKind<T> for Checked`[src]

`fn checked_neg(value: T) -> Option<T>`[src]

`impl<T: Signed> CheckedArithmeticKind<T> for Unchecked`[src]

`fn checked_neg(value: T) -> Option<T>`[src]

`impl<T: Unsigned + Zero> CheckedArithmeticKind<T> for NegateOnlyZero`[src]

`fn checked_neg(value: T) -> Option<T>`[src]