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// Copyright © 2026 Mikhail Hogrefe
//
// This file is part of Malachite.
//
// Malachite is free software: you can redistribute it and/or modify it under the terms of the GNU
// Lesser General Public License (LGPL) as published by the Free Software Foundation; either version
// 3 of the License, or (at your option) any later version. See <https://www.gnu.org/licenses/>.
use crate::num::arithmetic::traits::{WrappingMul, WrappingMulAssign};
macro_rules! impl_wrapping_mul {
($t:ident) => {
impl WrappingMul<$t> for $t {
type Output = $t;
/// This is a wrapper over the `wrapping_mul` functions in the standard library, for
/// example [this one](u32::wrapping_mul).
#[inline]
fn wrapping_mul(self, other: $t) -> $t {
$t::wrapping_mul(self, other)
}
}
impl WrappingMulAssign<$t> for $t {
/// Adds a number to another number in place, wrapping around at the boundary of the
/// type.
///
/// $x \gets z$, where $z \equiv xy \mod 2^W$ and $W$ is `Self::WIDTH`.
///
/// # Worst-case complexity
/// Constant time and additional memory.
///
/// # Examples
/// See [here](super::wrapping_mul#wrapping_mul_assign).
#[inline]
fn wrapping_mul_assign(&mut self, other: $t) {
*self = self.wrapping_mul(other);
}
}
};
}
apply_to_primitive_ints!(impl_wrapping_mul);