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ratio: ord methods

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Quaternions 2024-09-16 11:46:05 -07:00
parent 4e284311e1
commit 0734122e75
1 changed files with 26 additions and 0 deletions
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26
ratio_ops/src/ratio.rs
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@ -68,6 +68,32 @@ impl_ratio_method!(Add,add,add_ratio);
impl_ratio_method!(Sub,sub,sub_ratio);
impl_ratio_method!(Rem,rem,rem_ratio);
macro_rules! impl_ratio_ord_method {
($method:ident, $ratio_method:ident, $output:ty) => {
impl<LhsNum,LhsDen> Ratio<LhsNum,LhsDen>{
#[inline]
pub fn $ratio_method<RhsNum,RhsDen,T>(self,rhs:Ratio<RhsNum,RhsDen>)->$output
where
LhsNum:core::ops::Mul<RhsDen,Output=T>,
LhsDen:core::ops::Mul<RhsNum,Output=T>,
T:Ord,
{
(self.num*rhs.den).$method(&(self.den*rhs.num))
}
}
}
}
//PartialEq
impl_ratio_ord_method!(eq,eq_ratio,bool);
//PartialOrd
impl_ratio_ord_method!(lt,lt_ratio,bool);
impl_ratio_ord_method!(gt,gt_ratio,bool);
impl_ratio_ord_method!(le,le_ratio,bool);
impl_ratio_ord_method!(ge,ge_ratio,bool);
impl_ratio_ord_method!(partial_cmp,partial_cmp_ratio,Option<core::cmp::Ordering>);
//Ord
impl_ratio_ord_method!(cmp,cmp_ratio,core::cmp::Ordering);
/* generic rhs mul is not possible!
impl<Lhs,RhsNum,RhsDen> core::ops::Mul<Ratio<RhsNum,RhsDen>> for Lhs
where