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use core::ops::{Div, Rem};
pub trait DivRem<Divisor = Self> {
type Output;
/// Returns quotient and remainder of division.
/// ```
/// use traiter::numbers::DivRem;
/// // signed integers
/// assert_eq!(DivRem::div_rem(-3i8, 3i8), (-1i8, 0i8));
/// assert_eq!(DivRem::div_rem(-3i8, 2i8), (-1i8, -1i8));
/// assert_eq!(DivRem::div_rem(-3i8, 1i8), (-3i8, 0i8));
/// // unsigned integers
/// assert_eq!(DivRem::div_rem(3u8, 3u8), (1u8, 0u8));
/// assert_eq!(DivRem::div_rem(3u8, 2u8), (1u8, 1u8));
/// assert_eq!(DivRem::div_rem(3u8, 1u8), (3u8, 0u8));
/// ```
fn div_rem(self, divisor: Divisor) -> Self::Output;
}
macro_rules! integer_div_rem_impl {
($($integer:ty)*) => ($(
impl DivRem for $integer {
type Output = (Self, Self);
#[inline(always)]
fn div_rem(self, divisor: Self) -> Self::Output {
(
<$integer>::div(self, divisor),
<$integer>::rem(self, divisor),
)
}
}
)*)
}
integer_div_rem_impl!(i8 i16 i32 i64 i128 isize u8 u16 u32 u64 u128 usize);