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use crate::integer::Integer;
use malachite_base::num::arithmetic::traits::UnsignedAbs;
use malachite_base::num::comparison::traits::PartialOrdAbs;
use std::cmp::Ordering;
macro_rules! impl_float {
($t: ident) => {
impl PartialOrdAbs<$t> for Integer {
/// Compares the absolute values of an [`Integer`] and a primitive float.
///
/// # Worst-case complexity
/// $T(n) = O(n)$
///
/// $M(n) = O(1)$
///
/// where $T$ is time, $M$ is additional memory, and $n$ is `self.significant_bits()`.
///
/// # Examples
/// See [here](super::partial_cmp_abs_primitive_float#partial_cmp_abs).
fn partial_cmp_abs(&self, other: &$t) -> Option<Ordering> {
self.unsigned_abs().partial_cmp(&other.abs())
}
}
impl PartialOrdAbs<Integer> for $t {
/// Compares the absolute values of a primitive float and an [`Integer`].
///
/// # Worst-case complexity
/// $T(n) = O(n)$
///
/// $M(n) = O(1)$
///
/// where $T$ is time, $M$ is additional memory, and $n$ is `other.significant_bits()`.
///
/// See [here](super::partial_cmp_abs_primitive_float#partial_cmp_abs).
#[inline]
fn partial_cmp_abs(&self, other: &Integer) -> Option<Ordering> {
other.partial_cmp_abs(self).map(Ordering::reverse)
}
}
};
}
apply_to_primitive_floats!(impl_float);