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Move impl Div and Rem into nonzero_integer macro

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David Tolnay 2023-12-05 18:41:24 -08:00
parent 3de0af1a4d
commit 81e1a7c6b5
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1 changed files with 9 additions and 14 deletions
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23
library/core/src/num/nonzero.rs
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@ -201,6 +201,8 @@ fn from_str(src: &str) -> Result<Self, Self::Err> {
}) })
} }
} }
nonzero_integer_impl_div_rem!($Ty $signedness $Int);
}; };
} }
@ -275,9 +277,12 @@ pub const fn trailing_zeros(self) -> u32 {
NonZeroIsize(usize), -1isize; NonZeroIsize(usize), -1isize;
} }
macro_rules! nonzero_integers_div { macro_rules! nonzero_integer_impl_div_rem {
( $( $Ty: ident($Int: ty); )+ ) => { ($Ty:ident signed $Int:ty) => {
$( // nothing for signed ints
};
($Ty:ident unsigned $Int:ty) => {
#[stable(feature = "nonzero_div", since = "1.51.0")] #[stable(feature = "nonzero_div", since = "1.51.0")]
impl Div<$Ty> for $Int { impl Div<$Ty> for $Int {
type Output = $Int; type Output = $Int;
@ -302,17 +307,7 @@ fn rem(self, other: $Ty) -> $Int {
unsafe { crate::intrinsics::unchecked_rem(self, other.get()) } unsafe { crate::intrinsics::unchecked_rem(self, other.get()) }
} }
} }
)+ };
}
}
nonzero_integers_div! {
NonZeroU8(u8);
NonZeroU16(u16);
NonZeroU32(u32);
NonZeroU64(u64);
NonZeroU128(u128);
NonZeroUsize(usize);
} }
// A bunch of methods for unsigned nonzero types only. // A bunch of methods for unsigned nonzero types only.