pub trait WrappingAdd<Other = Self> {
type Output;
/// Returns wrapping addition.
/// ```
/// use traiter::numbers::WrappingAdd;
/// // signed integers
/// assert_eq!(WrappingAdd::wrapping_add(i8::MIN, -1i8), i8::MAX);
/// assert_eq!(WrappingAdd::wrapping_add(0i8, 1i8), 1i8);
/// assert_eq!(WrappingAdd::wrapping_add(i8::MAX, 1i8), i8::MIN);
/// // unsigned integers
/// assert_eq!(WrappingAdd::wrapping_add(0u8, 1u8), 1u8);
/// assert_eq!(WrappingAdd::wrapping_add(1u8, 1u8), 2u8);
/// assert_eq!(WrappingAdd::wrapping_add(u8::MAX, 1u8), u8::MIN);
/// ```
fn wrapping_add(self, other: Other) -> Self::Output;
}
macro_rules! integer_wrapping_add_impl {
($($integer:ty)*) => ($(
impl WrappingAdd for $integer {
type Output = Self;
#[inline(always)]
fn wrapping_add(self, other: Self) -> Self::Output {
<$integer>::wrapping_add(self, other)
}
}
)*)
}
integer_wrapping_add_impl!(
i8 i16 i32 i64 i128 isize u8 u16 u32 u64 u128 usize
);