Trait TrySub 

pub trait TrySub<Rhs = Self> {
    type Error;
    type Output;

    // Required method
    fn try_sub(self, other: Rhs) -> Result<Self::Output, Self::Error>;
}

The try trait for Sub.

Required Associated Types

type Error

The type returned in the event of an error.

type Output

The type returned after performing the operation.

Required Methods

fn try_sub(self, other: Rhs) -> Result<Self::Output, Self::Error>

The fallible equivalent of Sub::sub.

Implementors

impl<T: Sub<Rhs>, Rhs> TrySub<Rhs> for T

type Error = Infallible

type Output = <T as Sub<Rhs>>::Output