diff options
Diffstat (limited to 'src/liballoc/borrow.rs')
| -rw-r--r-- | src/liballoc/borrow.rs | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/src/liballoc/borrow.rs b/src/liballoc/borrow.rs index fc960451968..51c233a21f1 100644 --- a/src/liballoc/borrow.rs +++ b/src/liballoc/borrow.rs @@ -16,8 +16,9 @@ use Cow::*; #[stable(feature = "rust1", since = "1.0.0")] impl<'a, B: ?Sized> Borrow<B> for Cow<'a, B> - where B: ToOwned, - <B as ToOwned>::Owned: 'a +where + B: ToOwned, + <B as ToOwned>::Owned: 'a, { fn borrow(&self) -> &B { &**self @@ -69,9 +70,7 @@ pub trait ToOwned { /// let mut v: Vec<i32> = Vec::new(); /// [1, 2][..].clone_into(&mut v); /// ``` - #[unstable(feature = "toowned_clone_into", - reason = "recently added", - issue = "41263")] + #[unstable(feature = "toowned_clone_into", reason = "recently added", issue = "41263")] fn clone_into(&self, target: &mut Self::Owned) { *target = self.to_owned(); } @@ -79,7 +78,8 @@ pub trait ToOwned { #[stable(feature = "rust1", since = "1.0.0")] impl<T> ToOwned for T - where T: Clone +where + T: Clone, { type Owned = T; fn to_owned(&self) -> T { @@ -169,17 +169,16 @@ impl<T> ToOwned for T /// ``` #[stable(feature = "rust1", since = "1.0.0")] pub enum Cow<'a, B: ?Sized + 'a> - where B: ToOwned +where + B: ToOwned, { /// Borrowed data. #[stable(feature = "rust1", since = "1.0.0")] - Borrowed(#[stable(feature = "rust1", since = "1.0.0")] - &'a B), + Borrowed(#[stable(feature = "rust1", since = "1.0.0")] &'a B), /// Owned data. #[stable(feature = "rust1", since = "1.0.0")] - Owned(#[stable(feature = "rust1", since = "1.0.0")] - <B as ToOwned>::Owned), + Owned(#[stable(feature = "rust1", since = "1.0.0")] <B as ToOwned>::Owned), } #[stable(feature = "rust1", since = "1.0.0")] @@ -335,7 +334,8 @@ impl<B: ?Sized> Eq for Cow<'_, B> where B: Eq + ToOwned {} #[stable(feature = "rust1", since = "1.0.0")] impl<B: ?Sized> Ord for Cow<'_, B> - where B: Ord + ToOwned +where + B: Ord + ToOwned, { #[inline] fn cmp(&self, other: &Self) -> Ordering { @@ -345,8 +345,9 @@ impl<B: ?Sized> Ord for Cow<'_, B> #[stable(feature = "rust1", since = "1.0.0")] impl<'a, 'b, B: ?Sized, C: ?Sized> PartialEq<Cow<'b, C>> for Cow<'a, B> - where B: PartialEq<C> + ToOwned, - C: ToOwned +where + B: PartialEq<C> + ToOwned, + C: ToOwned, { #[inline] fn eq(&self, other: &Cow<'b, C>) -> bool { @@ -356,7 +357,8 @@ impl<'a, 'b, B: ?Sized, C: ?Sized> PartialEq<Cow<'b, C>> for Cow<'a, B> #[stable(feature = "rust1", since = "1.0.0")] impl<'a, B: ?Sized> PartialOrd for Cow<'a, B> - where B: PartialOrd + ToOwned +where + B: PartialOrd + ToOwned, { #[inline] fn partial_cmp(&self, other: &Cow<'a, B>) -> Option<Ordering> { @@ -403,7 +405,8 @@ where #[stable(feature = "rust1", since = "1.0.0")] impl<B: ?Sized> Hash for Cow<'_, B> - where B: Hash + ToOwned +where + B: Hash + ToOwned, { #[inline] fn hash<H: Hasher>(&self, state: &mut H) { |