Trait TrySub

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

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

Checked subtraction operator which returns a Result to indicate success or failure.

Required Associated Types

type Output

type Error

Required Methods

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

Implementations on Foreign Types

impl TrySub for i8

type Output = i8

type Error = RangeError

fn try_sub(self, rhs: i8) -> Result<i8, RangeError>

impl TrySub for i16

type Output = i16

type Error = RangeError

fn try_sub(self, rhs: i16) -> Result<i16, RangeError>

impl TrySub for i32

type Output = i32

type Error = RangeError

fn try_sub(self, rhs: i32) -> Result<i32, RangeError>

impl TrySub for i64

type Output = i64

type Error = RangeError

fn try_sub(self, rhs: i64) -> Result<i64, RangeError>

impl TrySub for i128

type Output = i128

type Error = RangeError

fn try_sub(self, rhs: i128) -> Result<i128, RangeError>

impl TrySub for isize

type Output = isize

type Error = RangeError

fn try_sub(self, rhs: isize) -> Result<isize, RangeError>

impl TrySub for u8

type Output = u8

type Error = Underflow

fn try_sub(self, rhs: u8) -> Result<u8, Underflow>

impl TrySub for u16

type Output = u16

type Error = Underflow

fn try_sub(self, rhs: u16) -> Result<u16, Underflow>

impl TrySub for u32

type Output = u32

type Error = Underflow

fn try_sub(self, rhs: u32) -> Result<u32, Underflow>

impl TrySub for u64

type Output = u64

type Error = Underflow

fn try_sub(self, rhs: u64) -> Result<u64, Underflow>

impl TrySub for u128

type Output = u128

type Error = Underflow

fn try_sub(self, rhs: u128) -> Result<u128, Underflow>

impl TrySub for usize

type Output = usize

type Error = Underflow

fn try_sub(self, rhs: usize) -> Result<usize, Underflow>

impl<'a> TrySub<i8> for &'a i8

type Output = i8

type Error = <i8 as TrySub>::Error

fn try_sub(self, rhs: i8) -> Result<i8, Self::Error>

impl<'a> TrySub<i16> for &'a i16

type Output = i16

type Error = <i16 as TrySub>::Error

fn try_sub(self, rhs: i16) -> Result<i16, Self::Error>

impl<'a> TrySub<i32> for &'a i32

type Output = i32

type Error = <i32 as TrySub>::Error

fn try_sub(self, rhs: i32) -> Result<i32, Self::Error>

impl<'a> TrySub<i64> for &'a i64

type Output = i64

type Error = <i64 as TrySub>::Error

fn try_sub(self, rhs: i64) -> Result<i64, Self::Error>

impl<'a> TrySub<i128> for &'a i128

type Output = i128

type Error = <i128 as TrySub>::Error

fn try_sub(self, rhs: i128) -> Result<i128, Self::Error>

impl<'a> TrySub<isize> for &'a isize

type Output = isize

type Error = <isize as TrySub>::Error

fn try_sub(self, rhs: isize) -> Result<isize, Self::Error>

impl<'a> TrySub<u8> for &'a u8

type Output = u8

type Error = <u8 as TrySub>::Error

fn try_sub(self, rhs: u8) -> Result<u8, Self::Error>

impl<'a> TrySub<u16> for &'a u16

type Output = u16

type Error = <u16 as TrySub>::Error

fn try_sub(self, rhs: u16) -> Result<u16, Self::Error>

impl<'a> TrySub<u32> for &'a u32

type Output = u32

type Error = <u32 as TrySub>::Error

fn try_sub(self, rhs: u32) -> Result<u32, Self::Error>

impl<'a> TrySub<u64> for &'a u64

type Output = u64

type Error = <u64 as TrySub>::Error

fn try_sub(self, rhs: u64) -> Result<u64, Self::Error>

impl<'a> TrySub<u128> for &'a u128

type Output = u128

type Error = <u128 as TrySub>::Error

fn try_sub(self, rhs: u128) -> Result<u128, Self::Error>

impl<'a> TrySub<usize> for &'a usize

type Output = usize

type Error = <usize as TrySub>::Error

fn try_sub(self, rhs: usize) -> Result<usize, Self::Error>

impl<'a, 'r> TrySub<&'r i8> for &'a i8

type Output = i8

type Error = <i8 as TrySub>::Error

fn try_sub(self, rhs: &'r i8) -> Result<i8, Self::Error>

impl<'a, 'r> TrySub<&'r i16> for &'a i16

type Output = i16

type Error = <i16 as TrySub>::Error

fn try_sub(self, rhs: &'r i16) -> Result<i16, Self::Error>

impl<'a, 'r> TrySub<&'r i32> for &'a i32

type Output = i32

type Error = <i32 as TrySub>::Error

fn try_sub(self, rhs: &'r i32) -> Result<i32, Self::Error>

impl<'a, 'r> TrySub<&'r i64> for &'a i64

type Output = i64

type Error = <i64 as TrySub>::Error

fn try_sub(self, rhs: &'r i64) -> Result<i64, Self::Error>

impl<'a, 'r> TrySub<&'r i128> for &'a i128

type Output = i128

type Error = <i128 as TrySub>::Error

fn try_sub(self, rhs: &'r i128) -> Result<i128, Self::Error>

impl<'a, 'r> TrySub<&'r isize> for &'a isize

type Output = isize

type Error = <isize as TrySub>::Error

fn try_sub(self, rhs: &'r isize) -> Result<isize, Self::Error>

impl<'a, 'r> TrySub<&'r u8> for &'a u8

type Output = u8

type Error = <u8 as TrySub>::Error

fn try_sub(self, rhs: &'r u8) -> Result<u8, Self::Error>

impl<'a, 'r> TrySub<&'r u16> for &'a u16

type Output = u16

type Error = <u16 as TrySub>::Error

fn try_sub(self, rhs: &'r u16) -> Result<u16, Self::Error>

impl<'a, 'r> TrySub<&'r u32> for &'a u32

type Output = u32

type Error = <u32 as TrySub>::Error

fn try_sub(self, rhs: &'r u32) -> Result<u32, Self::Error>

impl<'a, 'r> TrySub<&'r u64> for &'a u64

type Output = u64

type Error = <u64 as TrySub>::Error

fn try_sub(self, rhs: &'r u64) -> Result<u64, Self::Error>

impl<'a, 'r> TrySub<&'r u128> for &'a u128

type Output = u128

type Error = <u128 as TrySub>::Error

fn try_sub(self, rhs: &'r u128) -> Result<u128, Self::Error>

impl<'a, 'r> TrySub<&'r usize> for &'a usize

type Output = usize

type Error = <usize as TrySub>::Error

fn try_sub(self, rhs: &'r usize) -> Result<usize, Self::Error>

impl<'r> TrySub<&'r i8> for i8

type Output = i8

type Error = <i8 as TrySub>::Error

fn try_sub(self, rhs: &'r i8) -> Result<i8, Self::Error>

impl<'r> TrySub<&'r i16> for i16

type Output = i16

type Error = <i16 as TrySub>::Error

fn try_sub(self, rhs: &'r i16) -> Result<i16, Self::Error>

impl<'r> TrySub<&'r i32> for i32

type Output = i32

type Error = <i32 as TrySub>::Error

fn try_sub(self, rhs: &'r i32) -> Result<i32, Self::Error>

impl<'r> TrySub<&'r i64> for i64

type Output = i64

type Error = <i64 as TrySub>::Error

fn try_sub(self, rhs: &'r i64) -> Result<i64, Self::Error>

impl<'r> TrySub<&'r i128> for i128

type Output = i128

type Error = <i128 as TrySub>::Error

fn try_sub(self, rhs: &'r i128) -> Result<i128, Self::Error>

impl<'r> TrySub<&'r isize> for isize

type Output = isize

type Error = <isize as TrySub>::Error

fn try_sub(self, rhs: &'r isize) -> Result<isize, Self::Error>

impl<'r> TrySub<&'r u8> for u8

type Output = u8

type Error = <u8 as TrySub>::Error

fn try_sub(self, rhs: &'r u8) -> Result<u8, Self::Error>

impl<'r> TrySub<&'r u16> for u16

type Output = u16

type Error = <u16 as TrySub>::Error

fn try_sub(self, rhs: &'r u16) -> Result<u16, Self::Error>

impl<'r> TrySub<&'r u32> for u32

type Output = u32

type Error = <u32 as TrySub>::Error

fn try_sub(self, rhs: &'r u32) -> Result<u32, Self::Error>

impl<'r> TrySub<&'r u64> for u64

type Output = u64

type Error = <u64 as TrySub>::Error

fn try_sub(self, rhs: &'r u64) -> Result<u64, Self::Error>

impl<'r> TrySub<&'r u128> for u128

type Output = u128

type Error = <u128 as TrySub>::Error

fn try_sub(self, rhs: &'r u128) -> Result<u128, Self::Error>

impl<'r> TrySub<&'r usize> for usize

type Output = usize

type Error = <usize as TrySub>::Error

fn try_sub(self, rhs: &'r usize) -> Result<usize, Self::Error>

Implementors