diff options
author | Ulrik Sverdrup <bluss@users.noreply.github.com> | 2018-01-15 19:59:10 +0100 |
---|---|---|
committer | Ulrik Sverdrup <bluss@users.noreply.github.com> | 2018-03-03 14:14:03 +0100 |
commit | bc651cac8d671aee9be876b71d0fa86f94f56b0f (patch) | |
tree | c32087abc343a21ca882f9d14aed0c45b1a29164 | |
parent | c9b86a91786ca54e898b54f30a6e11546b8e8026 (diff) | |
download | rust-bc651cac8d671aee9be876b71d0fa86f94f56b0f.tar.gz |
core: Stabilize FusedIterator
FusedIterator is a marker trait that promises that the implementing
iterator continues to return `None` from `.next()` once it has returned
`None` once (and/or `.next_back()`, if implemented).
The effects of FusedIterator are already widely available through
`.fuse()`, but with stable `FusedIterator`, stable Rust users can
implement this trait for their iterators when appropriate.
28 files changed, 110 insertions, 114 deletions
diff --git a/src/liballoc/binary_heap.rs b/src/liballoc/binary_heap.rs index 3041f85cd4c..a5694a90dbc 100644 --- a/src/liballoc/binary_heap.rs +++ b/src/liballoc/binary_heap.rs @@ -964,7 +964,7 @@ impl<'a, T> ExactSizeIterator for Iter<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Iter<'a, T> {} /// An owning iterator over the elements of a `BinaryHeap`. @@ -1019,7 +1019,7 @@ impl<T> ExactSizeIterator for IntoIter<T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<T> FusedIterator for IntoIter<T> {} /// A draining iterator over the elements of a `BinaryHeap`. @@ -1065,7 +1065,7 @@ impl<'a, T: 'a> ExactSizeIterator for Drain<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T: 'a> FusedIterator for Drain<'a, T> {} #[stable(feature = "binary_heap_extras_15", since = "1.5.0")] diff --git a/src/liballoc/boxed.rs b/src/liballoc/boxed.rs index 75a59de337c..6b000b6fa91 100644 --- a/src/liballoc/boxed.rs +++ b/src/liballoc/boxed.rs @@ -722,7 +722,7 @@ impl<I: ExactSizeIterator + ?Sized> ExactSizeIterator for Box<I> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I: FusedIterator + ?Sized> FusedIterator for Box<I> {} diff --git a/src/liballoc/btree/map.rs b/src/liballoc/btree/map.rs index 618ef81fdd9..7b7a6374db9 100644 --- a/src/liballoc/btree/map.rs +++ b/src/liballoc/btree/map.rs @@ -1156,7 +1156,7 @@ impl<'a, K: 'a, V: 'a> Iterator for Iter<'a, K, V> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for Iter<'a, K, V> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1235,7 +1235,7 @@ impl<'a, K: 'a, V: 'a> ExactSizeIterator for IterMut<'a, K, V> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for IterMut<'a, K, V> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1365,7 +1365,7 @@ impl<K, V> ExactSizeIterator for IntoIter<K, V> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<K, V> FusedIterator for IntoIter<K, V> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1395,7 +1395,7 @@ impl<'a, K, V> ExactSizeIterator for Keys<'a, K, V> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for Keys<'a, K, V> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1432,7 +1432,7 @@ impl<'a, K, V> ExactSizeIterator for Values<'a, K, V> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for Values<'a, K, V> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1482,7 +1482,7 @@ impl<'a, K, V> ExactSizeIterator for ValuesMut<'a, K, V> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for ValuesMut<'a, K, V> {} @@ -1561,7 +1561,7 @@ impl<'a, K, V> Range<'a, K, V> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for Range<'a, K, V> {} #[stable(feature = "btree_range", since = "1.17.0")] @@ -1630,7 +1630,7 @@ impl<'a, K, V> DoubleEndedIterator for RangeMut<'a, K, V> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for RangeMut<'a, K, V> {} impl<'a, K, V> RangeMut<'a, K, V> { diff --git a/src/liballoc/btree/set.rs b/src/liballoc/btree/set.rs index 327eaaf4651..34cb7a08ed7 100644 --- a/src/liballoc/btree/set.rs +++ b/src/liballoc/btree/set.rs @@ -946,7 +946,7 @@ impl<'a, T> ExactSizeIterator for Iter<'a, T> { fn len(&self) -> usize { self.iter.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Iter<'a, T> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -971,7 +971,7 @@ impl<T> ExactSizeIterator for IntoIter<T> { fn len(&self) -> usize { self.iter.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<T> FusedIterator for IntoIter<T> {} #[stable(feature = "btree_range", since = "1.17.0")] @@ -997,7 +997,7 @@ impl<'a, T> DoubleEndedIterator for Range<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Range<'a, T> {} /// Compare `x` and `y`, but return `short` if x is None and `long` if y is None @@ -1044,7 +1044,7 @@ impl<'a, T: Ord> Iterator for Difference<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T: Ord> FusedIterator for Difference<'a, T> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1078,7 +1078,7 @@ impl<'a, T: Ord> Iterator for SymmetricDifference<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T: Ord> FusedIterator for SymmetricDifference<'a, T> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1116,7 +1116,7 @@ impl<'a, T: Ord> Iterator for Intersection<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T: Ord> FusedIterator for Intersection<'a, T> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1150,5 +1150,5 @@ impl<'a, T: Ord> Iterator for Union<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T: Ord> FusedIterator for Union<'a, T> {} diff --git a/src/liballoc/lib.rs b/src/liballoc/lib.rs index d250cfe1880..2212b62dfd8 100644 --- a/src/liballoc/lib.rs +++ b/src/liballoc/lib.rs @@ -96,7 +96,6 @@ #![feature(fmt_internals)] #![feature(from_ref)] #![feature(fundamental)] -#![feature(fused)] #![feature(generic_param_attrs)] #![feature(i128_type)] #![feature(inclusive_range)] @@ -125,7 +124,7 @@ #![feature(on_unimplemented)] #![feature(exact_chunks)] -#![cfg_attr(not(test), feature(fused, fn_traits, placement_new_protocol, swap_with_slice, i128))] +#![cfg_attr(not(test), feature(fn_traits, placement_new_protocol, swap_with_slice, i128))] #![cfg_attr(test, feature(test, box_heap))] // Allow testing this library diff --git a/src/liballoc/linked_list.rs b/src/liballoc/linked_list.rs index ec579e3fd68..87939fddfc8 100644 --- a/src/liballoc/linked_list.rs +++ b/src/liballoc/linked_list.rs @@ -897,7 +897,7 @@ impl<'a, T> DoubleEndedIterator for Iter<'a, T> { #[stable(feature = "rust1", since = "1.0.0")] impl<'a, T> ExactSizeIterator for Iter<'a, T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Iter<'a, T> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -946,7 +946,7 @@ impl<'a, T> DoubleEndedIterator for IterMut<'a, T> { #[stable(feature = "rust1", since = "1.0.0")] impl<'a, T> ExactSizeIterator for IterMut<'a, T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for IterMut<'a, T> {} impl<'a, T> IterMut<'a, T> { @@ -1117,7 +1117,7 @@ impl<T> DoubleEndedIterator for IntoIter<T> { #[stable(feature = "rust1", since = "1.0.0")] impl<T> ExactSizeIterator for IntoIter<T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<T> FusedIterator for IntoIter<T> {} #[stable(feature = "rust1", since = "1.0.0")] diff --git a/src/liballoc/str.rs b/src/liballoc/str.rs index a00e3d17dd0..1a431bb2694 100644 --- a/src/liballoc/str.rs +++ b/src/liballoc/str.rs @@ -171,7 +171,7 @@ impl<'a> Iterator for EncodeUtf16<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a> FusedIterator for EncodeUtf16<'a> {} #[stable(feature = "rust1", since = "1.0.0")] diff --git a/src/liballoc/string.rs b/src/liballoc/string.rs index 409d2ab287e..1fcabd8a427 100644 --- a/src/liballoc/string.rs +++ b/src/liballoc/string.rs @@ -2254,5 +2254,5 @@ impl<'a> DoubleEndedIterator for Drain<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a> FusedIterator for Drain<'a> {} diff --git a/src/liballoc/vec.rs b/src/liballoc/vec.rs index 3c9b6b94b44..03c9750fb39 100644 --- a/src/liballoc/vec.rs +++ b/src/liballoc/vec.rs @@ -2389,7 +2389,7 @@ impl<T> ExactSizeIterator for IntoIter<T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<T> FusedIterator for IntoIter<T> {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -2495,7 +2495,7 @@ impl<'a, T> ExactSizeIterator for Drain<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Drain<'a, T> {} /// A place for insertion at the back of a `Vec`. diff --git a/src/liballoc/vec_deque.rs b/src/liballoc/vec_deque.rs index 8b686365e69..3d7549abe6f 100644 --- a/src/liballoc/vec_deque.rs +++ b/src/liballoc/vec_deque.rs @@ -1991,7 +1991,7 @@ impl<'a, T> ExactSizeIterator for Iter<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Iter<'a, T> {} @@ -2084,7 +2084,7 @@ impl<'a, T> ExactSizeIterator for IterMut<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for IterMut<'a, T> {} /// An owning iterator over the elements of a `VecDeque`. @@ -2140,7 +2140,7 @@ impl<T> ExactSizeIterator for IntoIter<T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<T> FusedIterator for IntoIter<T> {} /// A draining iterator over the elements of a `VecDeque`. @@ -2247,7 +2247,7 @@ impl<'a, T: 'a> DoubleEndedIterator for Drain<'a, T> { #[stable(feature = "drain", since = "1.6.0")] impl<'a, T: 'a> ExactSizeIterator for Drain<'a, T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T: 'a> FusedIterator for Drain<'a, T> {} #[stable(feature = "rust1", since = "1.0.0")] diff --git a/src/libcore/char.rs b/src/libcore/char.rs index 7215bd2a476..3ff31a7a928 100644 --- a/src/libcore/char.rs +++ b/src/libcore/char.rs @@ -643,7 +643,7 @@ impl ExactSizeIterator for EscapeUnicode { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl FusedIterator for EscapeUnicode {} #[stable(feature = "char_struct_display", since = "1.16.0")] @@ -756,7 +756,7 @@ impl ExactSizeIterator for EscapeDefault { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl FusedIterator for EscapeDefault {} #[stable(feature = "char_struct_display", since = "1.16.0")] @@ -790,7 +790,7 @@ impl Iterator for EscapeDebug { #[stable(feature = "char_escape_debug", since = "1.20.0")] impl ExactSizeIterator for EscapeDebug { } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl FusedIterator for EscapeDebug {} #[stable(feature = "char_escape_debug", since = "1.20.0")] @@ -904,5 +904,5 @@ impl<I: Iterator<Item = u8>> Iterator for DecodeUtf8<I> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I: FusedIterator<Item = u8>> FusedIterator for DecodeUtf8<I> {} diff --git a/src/libcore/iter/mod.rs b/src/libcore/iter/mod.rs index 257d7d6caaa..9a8f7fc4e6a 100644 --- a/src/libcore/iter/mod.rs +++ b/src/libcore/iter/mod.rs @@ -344,7 +344,7 @@ pub use self::sources::{Once, once}; pub use self::traits::{FromIterator, IntoIterator, DoubleEndedIterator, Extend}; #[stable(feature = "rust1", since = "1.0.0")] pub use self::traits::{ExactSizeIterator, Sum, Product}; -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] pub use self::traits::FusedIterator; #[unstable(feature = "trusted_len", issue = "37572")] pub use self::traits::TrustedLen; @@ -506,7 +506,7 @@ impl<I> ExactSizeIterator for Rev<I> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I> FusedIterator for Rev<I> where I: FusedIterator + DoubleEndedIterator {} @@ -589,7 +589,7 @@ impl<'a, I, T: 'a> ExactSizeIterator for Cloned<I> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, I, T: 'a> FusedIterator for Cloned<I> where I: FusedIterator<Item=&'a T>, T: Clone {} @@ -662,7 +662,7 @@ impl<I> Iterator for Cycle<I> where I: Clone + Iterator { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I> FusedIterator for Cycle<I> where I: Clone + Iterator {} /// An iterator for stepping iterators by a custom amount. @@ -1002,7 +1002,7 @@ impl<A, B> DoubleEndedIterator for Chain<A, B> where } // Note: *both* must be fused to handle double-ended iterators. -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<A, B> FusedIterator for Chain<A, B> where A: FusedIterator, B: FusedIterator<Item=A::Item>, @@ -1262,7 +1262,7 @@ unsafe impl<A, B> TrustedRandomAccess for Zip<A, B> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<A, B> FusedIterator for Zip<A, B> where A: FusedIterator, B: FusedIterator, {} @@ -1404,7 +1404,7 @@ impl<B, I: ExactSizeIterator, F> ExactSizeIterator for Map<I, F> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<B, I: FusedIterator, F> FusedIterator for Map<I, F> where F: FnMut(I::Item) -> B {} @@ -1553,7 +1553,7 @@ impl<I: DoubleEndedIterator, P> DoubleEndedIterator for Filter<I, P> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I: FusedIterator, P> FusedIterator for Filter<I, P> where P: FnMut(&I::Item) -> bool {} @@ -1663,7 +1663,7 @@ impl<B, I: DoubleEndedIterator, F> DoubleEndedIterator for FilterMap<I, F> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<B, I: FusedIterator, F> FusedIterator for FilterMap<I, F> where F: FnMut(I::Item) -> Option<B> {} @@ -1818,7 +1818,7 @@ unsafe impl<I> TrustedRandomAccess for Enumerate<I> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I> FusedIterator for Enumerate<I> where I: FusedIterator {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -1938,7 +1938,7 @@ impl<I: Iterator> Iterator for Peekable<I> { #[stable(feature = "rust1", since = "1.0.0")] impl<I: ExactSizeIterator> ExactSizeIterator for Peekable<I> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I: FusedIterator> FusedIterator for Peekable<I> {} impl<I: Iterator> Peekable<I> { @@ -2072,7 +2072,7 @@ impl<I: Iterator, P> Iterator for SkipWhile<I, P> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I, P> FusedIterator for SkipWhile<I, P> where I: FusedIterator, P: FnMut(&I::Item) -> bool {} @@ -2151,7 +2151,7 @@ impl<I: Iterator, P> Iterator for TakeWhile<I, P> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I, P> FusedIterator for TakeWhile<I, P> where I: FusedIterator, P: FnMut(&I::Item) -> bool {} @@ -2290,7 +2290,7 @@ impl<I> DoubleEndedIterator for Skip<I> where I: DoubleEndedIterator + ExactSize } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I> FusedIterator for Skip<I> where I: FusedIterator {} /// An iterator that only iterates over the first `n` iterations of `iter`. @@ -2371,7 +2371,7 @@ impl<I> Iterator for Take<I> where I: Iterator{ #[stable(feature = "rust1", since = "1.0.0")] impl<I> ExactSizeIterator for Take<I> where I: ExactSizeIterator {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I> FusedIterator for Take<I> where I: FusedIterator {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -2517,7 +2517,7 @@ impl<I: DoubleEndedIterator, U, F> DoubleEndedIterator for FlatMap<I, U, F> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I, U, F> FusedIterator for FlatMap<I, U, F> where I: FusedIterator, U: IntoIterator, F: FnMut(I::Item) -> U {} @@ -2605,7 +2605,7 @@ impl<I, U> DoubleEndedIterator for Flatten<I> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I, U> FusedIterator for Flatten<I> where I: FusedIterator, U: Iterator, I::Item: IntoIterator<IntoIter = U, Item = U::Item> {} @@ -2765,7 +2765,7 @@ pub struct Fuse<I> { done: bool } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I> FusedIterator for Fuse<I> where I: Iterator {} #[stable(feature = "rust1", since = "1.0.0")] @@ -2896,7 +2896,7 @@ unsafe impl<I> TrustedRandomAccess for Fuse<I> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I> Iterator for Fuse<I> where I: FusedIterator { #[inline] fn next(&mut self) -> Option<<I as Iterator>::Item> { @@ -2938,7 +2938,7 @@ impl<I> Iterator for Fuse<I> where I: FusedIterator { } } -#[unstable(feature = "fused", reason = "recently added", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I> DoubleEndedIterator for Fuse<I> where I: DoubleEndedIterator + FusedIterator { @@ -3082,6 +3082,6 @@ impl<I: ExactSizeIterator, F> ExactSizeIterator for Inspect<I, F> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I: FusedIterator, F> FusedIterator for Inspect<I, F> where F: FnMut(&I::Item) {} diff --git a/src/libcore/iter/range.rs b/src/libcore/iter/range.rs index 65b38c94dda..7f3b227e8b7 100644 --- a/src/libcore/iter/range.rs +++ b/src/libcore/iter/range.rs @@ -295,7 +295,7 @@ impl<A: Step> DoubleEndedIterator for ops::Range<A> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<A: Step> FusedIterator for ops::Range<A> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -322,7 +322,7 @@ impl<A: Step> Iterator for ops::RangeFrom<A> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<A: Step> FusedIterator for ops::RangeFrom<A> {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -463,5 +463,5 @@ impl<A: Step> DoubleEndedIterator for ops::RangeInclusive<A> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<A: Step> FusedIterator for ops::RangeInclusive<A> {} diff --git a/src/libcore/iter/sources.rs b/src/libcore/iter/sources.rs index dfd42f3e733..149dff83bc0 100644 --- a/src/libcore/iter/sources.rs +++ b/src/libcore/iter/sources.rs @@ -41,7 +41,7 @@ impl<A: Clone> DoubleEndedIterator for Repeat<A> { fn next_back(&mut self) -> Option<A> { Some(self.element.clone()) } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<A: Clone> FusedIterator for Repeat<A> {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -259,7 +259,7 @@ impl<T> ExactSizeIterator for Empty<T> { #[unstable(feature = "trusted_len", issue = "37572")] unsafe impl<T> TrustedLen for Empty<T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<T> FusedIterator for Empty<T> {} // not #[derive] because that adds a Clone bound on T, @@ -340,7 +340,7 @@ impl<T> ExactSizeIterator for Once<T> { #[unstable(feature = "trusted_len", issue = "37572")] unsafe impl<T> TrustedLen for Once<T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<T> FusedIterator for Once<T> {} /// Creates an iterator that yields an element exactly once. diff --git a/src/libcore/iter/traits.rs b/src/libcore/iter/traits.rs index 860742d9eab..a86f4e74706 100644 --- a/src/libcore/iter/traits.rs +++ b/src/libcore/iter/traits.rs @@ -959,10 +959,10 @@ impl<T, U, E> Product<Result<U, E>> for Result<T, E> /// [`None`]: ../../std/option/enum.Option.html#variant.None /// [`Iterator::fuse`]: ../../std/iter/trait.Iterator.html#method.fuse /// [`Fuse`]: ../../std/iter/struct.Fuse.html -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] pub trait FusedIterator: Iterator {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, I: FusedIterator + ?Sized> FusedIterator for &'a mut I {} /// An iterator that reports an accurate length using size_hint. diff --git a/src/libcore/option.rs b/src/libcore/option.rs index b8fe28d0f0d..99c1d7d9b36 100644 --- a/src/libcore/option.rs +++ b/src/libcore/option.rs @@ -1051,7 +1051,7 @@ impl<'a, A> DoubleEndedIterator for Iter<'a, A> { #[stable(feature = "rust1", since = "1.0.0")] impl<'a, A> ExactSizeIterator for Iter<'a, A> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, A> FusedIterator for Iter<'a, A> {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -1096,7 +1096,7 @@ impl<'a, A> DoubleEndedIterator for IterMut<'a, A> { #[stable(feature = "rust1", since = "1.0.0")] impl<'a, A> ExactSizeIterator for IterMut<'a, A> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, A> FusedIterator for IterMut<'a, A> {} #[unstable(feature = "trusted_len", issue = "37572")] unsafe impl<'a, A> TrustedLen for IterMut<'a, A> {} @@ -1133,7 +1133,7 @@ impl<A> DoubleEndedIterator for IntoIter<A> { #[stable(feature = "rust1", since = "1.0.0")] impl<A> ExactSizeIterator for IntoIter<A> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<A> FusedIterator for IntoIter<A> {} #[unstable(feature = "trusted_len", issue = "37572")] diff --git a/src/libcore/result.rs b/src/libcore/result.rs index 3801db94e15..5131fc837ef 100644 --- a/src/libcore/result.rs +++ b/src/libcore/result.rs @@ -1038,7 +1038,7 @@ impl<'a, T> DoubleEndedIterator for Iter<'a, T> { #[stable(feature = "rust1", since = "1.0.0")] impl<'a, T> ExactSizeIterator for Iter<'a, T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Iter<'a, T> {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -1082,7 +1082,7 @@ impl<'a, T> DoubleEndedIterator for IterMut<'a, T> { #[stable(feature = "rust1", since = "1.0.0")] impl<'a, T> ExactSizeIterator for IterMut<'a, T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for IterMut<'a, T> {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -1125,7 +1125,7 @@ impl<T> DoubleEndedIterator for IntoIter<T> { #[stable(feature = "rust1", since = "1.0.0")] impl<T> ExactSizeIterator for IntoIter<T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<T> FusedIterator for IntoIter<T> {} #[unstable(feature = "trusted_len", issue = "37572")] diff --git a/src/libcore/slice/mod.rs b/src/libcore/slice/mod.rs index a43ed65907f..02207f1738f 100644 --- a/src/libcore/slice/mod.rs +++ b/src/libcore/slice/mod.rs @@ -1461,7 +1461,7 @@ impl<'a, T> ExactSizeIterator for Iter<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Iter<'a, T> {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -1589,7 +1589,7 @@ impl<'a, T> ExactSizeIterator for IterMut<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for IterMut<'a, T> {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -1737,7 +1737,7 @@ impl<'a, T, P> SplitIter for Split<'a, T, P> where P: FnMut(&T) -> bool { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T, P> FusedIterator for Split<'a, T, P> where P: FnMut(&T) -> bool {} /// An iterator over the subslices of the vector which are separated @@ -1835,7 +1835,7 @@ impl<'a, T, P> DoubleEndedIterator for SplitMut<'a, T, P> where } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T, P> FusedIterator for SplitMut<'a, T, P> where P: FnMut(&T) -> bool {} /// An iterator over subslices separated by elements that match a predicate @@ -1892,7 +1892,7 @@ impl<'a, T, P> SplitIter for RSplit<'a, T, P> where P: FnMut(&T) -> bool { } } -//#[unstable(feature = "fused", issue = "35602")] +//#[stable(feature = "fused", since = "1.25.0")] #[unstable(feature = "slice_rsplit", issue = "41020")] impl<'a, T, P> FusedIterator for RSplit<'a, T, P> where P: FnMut(&T) -> bool {} @@ -1951,7 +1951,7 @@ impl<'a, T, P> DoubleEndedIterator for RSplitMut<'a, T, P> where } } -//#[unstable(feature = "fused", issue = "35602")] +//#[stable(feature = "fused", since = "1.25.0")] #[unstable(feature = "slice_rsplit", issue = "41020")] impl<'a, T, P> FusedIterator for RSplitMut<'a, T, P> where P: FnMut(&T) -> bool {} @@ -2088,7 +2088,7 @@ macro_rules! forward_iterator { } } - #[unstable(feature = "fused", issue = "35602")] + #[stable(feature = "fused", since = "1.25.0")] impl<'a, $elem, P> FusedIterator for $name<'a, $elem, P> where P: FnMut(&T) -> bool {} } @@ -2194,7 +2194,7 @@ impl<'a, T> DoubleEndedIterator for Windows<'a, T> { #[stable(feature = "rust1", since = "1.0.0")] impl<'a, T> ExactSizeIterator for Windows<'a, T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Windows<'a, T> {} #[doc(hidden)] @@ -2313,7 +2313,7 @@ impl<'a, T> DoubleEndedIterator for Chunks<'a, T> { #[stable(feature = "rust1", since = "1.0.0")] impl<'a, T> ExactSizeIterator for Chunks<'a, T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for Chunks<'a, T> {} #[doc(hidden)] @@ -2429,7 +2429,7 @@ impl<'a, T> DoubleEndedIterator for ChunksMut<'a, T> { #[stable(feature = "rust1", since = "1.0.0")] impl<'a, T> ExactSizeIterator for ChunksMut<'a, T> {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for ChunksMut<'a, T> {} #[doc(hidden)] @@ -2539,7 +2539,7 @@ impl<'a, T> ExactSizeIterator for ExactChunks<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for ExactChunks<'a, T> {} #[doc(hidden)] @@ -2636,7 +2636,7 @@ impl<'a, T> ExactSizeIterator for ExactChunksMut<'a, T> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T> FusedIterator for ExactChunksMut<'a, T> {} #[doc(hidden)] diff --git a/src/libcore/str/mod.rs b/src/libcore/str/mod.rs index 765b369e4b2..7e919b653f2 100644 --- a/src/libcore/str/mod.rs +++ b/src/libcore/str/mod.rs @@ -609,7 +609,7 @@ impl<'a> DoubleEndedIterator for Chars<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a> FusedIterator for Chars<'a> {} impl<'a> Chars<'a> { @@ -702,7 +702,7 @@ impl<'a> DoubleEndedIterator for CharIndices<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a> FusedIterator for CharIndices<'a> {} impl<'a> CharIndices<'a> { @@ -817,7 +817,7 @@ impl<'a> ExactSizeIterator for Bytes<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a> FusedIterator for Bytes<'a> {} #[unstable(feature = "trusted_len", issue = "37572")] @@ -977,10 +977,10 @@ macro_rules! generate_pattern_iterators { } } - #[unstable(feature = "fused", issue = "35602")] + #[stable(feature = "fused", since = "1.25.0")] impl<'a, P: Pattern<'a>> FusedIterator for $forward_iterator<'a, P> {} - #[unstable(feature = "fused", issue = "35602")] + #[stable(feature = "fused", since = "1.25.0")] impl<'a, P: Pattern<'a>> FusedIterator for $reverse_iterator<'a, P> where P::Searcher: ReverseSearcher<'a> {} @@ -1337,7 +1337,7 @@ impl<'a> DoubleEndedIterator for Lines<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a> FusedIterator for Lines<'a> {} /// Created with the method [`lines_any`]. @@ -1403,7 +1403,7 @@ impl<'a> DoubleEndedIterator for LinesAny<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] #[allow(deprecated)] impl<'a> FusedIterator for LinesAny<'a> {} diff --git a/src/libstd/ascii.rs b/src/libstd/ascii.rs index 430c9df396a..ce3e38de7eb 100644 --- a/src/libstd/ascii.rs +++ b/src/libstd/ascii.rs @@ -590,7 +590,7 @@ impl DoubleEndedIterator for EscapeDefault { } #[stable(feature = "rust1", since = "1.0.0")] impl ExactSizeIterator for EscapeDefault {} -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl FusedIterator for EscapeDefault {} #[stable(feature = "std_debug", since = "1.16.0")] diff --git a/src/libstd/collections/hash/map.rs b/src/libstd/collections/hash/map.rs index 4dfdc23ebee..9e48efeb113 100644 --- a/src/libstd/collections/hash/map.rs +++ b/src/libstd/collections/hash/map.rs @@ -1750,7 +1750,7 @@ impl<'a, K, V> ExactSizeIterator for Iter<'a, K, V> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for Iter<'a, K, V> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1773,7 +1773,7 @@ impl<'a, K, V> ExactSizeIterator for IterMut<'a, K, V> { self.inner.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for IterMut<'a, K, V> {} #[stable(feature = "std_debug", since = "1.16.0")] @@ -1808,7 +1808,7 @@ impl<K, V> ExactSizeIterator for IntoIter<K, V> { self.inner.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<K, V> FusedIterator for IntoIter<K, V> {} #[stable(feature = "std_debug", since = "1.16.0")] @@ -1840,7 +1840,7 @@ impl<'a, K, V> ExactSizeIterator for Keys<'a, K, V> { self.inner.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for Keys<'a, K, V> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1863,7 +1863,7 @@ impl<'a, K, V> ExactSizeIterator for Values<'a, K, V> { self.inner.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for Values<'a, K, V> {} #[stable(feature = "map_values_mut", since = "1.10.0")] @@ -1886,7 +1886,7 @@ impl<'a, K, V> ExactSizeIterator for ValuesMut<'a, K, V> { self.inner.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for ValuesMut<'a, K, V> {} #[stable(feature = "std_debug", since = "1.16.0")] @@ -1921,7 +1921,7 @@ impl<'a, K, V> ExactSizeIterator for Drain<'a, K, V> { self.inner.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K, V> FusedIterator for Drain<'a, K, V> {} #[stable(feature = "std_debug", since = "1.16.0")] diff --git a/src/libstd/collections/hash/set.rs b/src/libstd/collections/hash/set.rs index e9427fb40a0..7a46603b2db 100644 --- a/src/libstd/collections/hash/set.rs +++ b/src/libstd/collections/hash/set.rs @@ -1097,7 +1097,7 @@ impl<'a, K> ExactSizeIterator for Iter<'a, K> { self.iter.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K> FusedIterator for Iter<'a, K> {} #[stable(feature = "std_debug", since = "1.16.0")] @@ -1124,7 +1124,7 @@ impl<K> ExactSizeIterator for IntoIter<K> { self.iter.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<K> FusedIterator for IntoIter<K> {} #[stable(feature = "std_debug", since = "1.16.0")] @@ -1155,7 +1155,7 @@ impl<'a, K> ExactSizeIterator for Drain<'a, K> { self.iter.len() } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, K> FusedIterator for Drain<'a, K> {} #[stable(feature = "std_debug", since = "1.16.0")] @@ -1208,7 +1208,7 @@ impl<'a, T, S> fmt::Debug for Intersection<'a, T, S> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T, S> FusedIterator for Intersection<'a, T, S> where T: Eq + Hash, S: BuildHasher @@ -1244,7 +1244,7 @@ impl<'a, T, S> Iterator for Difference<'a, T, S> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T, S> FusedIterator for Difference<'a, T, S> where T: Eq + Hash, S: BuildHasher @@ -1283,7 +1283,7 @@ impl<'a, T, S> Iterator for SymmetricDifference<'a, T, S> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T, S> FusedIterator for SymmetricDifference<'a, T, S> where T: Eq + Hash, S: BuildHasher @@ -1307,7 +1307,7 @@ impl<'a, T, S> Clone for Union<'a, T, S> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a, T, S> FusedIterator for Union<'a, T, S> where T: Eq + Hash, S: BuildHasher diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs index d7d856fe3ad..82c4443a45e 100644 --- a/src/libstd/lib.rs +++ b/src/libstd/lib.rs @@ -266,7 +266,6 @@ #![feature(float_from_str_radix)] #![feature(fn_traits)] #![feature(fnbox)] -#![feature(fused)] #![feature(generic_param_attrs)] #![feature(hashmap_hasher)] #![feature(heap_api)] diff --git a/src/libstd/path.rs b/src/libstd/path.rs index 1608a752a46..0c54fb00d2d 100644 --- a/src/libstd/path.rs +++ b/src/libstd/path.rs @@ -905,7 +905,7 @@ impl<'a> DoubleEndedIterator for Iter<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a> FusedIterator for Iter<'a> {} #[stable(feature = "rust1", since = "1.0.0")] @@ -1008,7 +1008,7 @@ impl<'a> DoubleEndedIterator for Components<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a> FusedIterator for Components<'a> {} #[stable(feature = "rust1", since = "1.0.0")] diff --git a/src/libstd_unicode/char.rs b/src/libstd_unicode/char.rs index 844ff7a3c12..2bbbf6c0655 100644 --- a/src/libstd_unicode/char.rs +++ b/src/libstd_unicode/char.rs @@ -70,7 +70,7 @@ impl Iterator for ToLowercase { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl FusedIterator for ToLowercase {} /// Returns an iterator that yields the uppercase equivalent of a `char`. @@ -92,7 +92,7 @@ impl Iterator for ToUppercase { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl FusedIterator for ToUppercase {} #[derive(Debug)] diff --git a/src/libstd_unicode/lib.rs b/src/libstd_unicode/lib.rs index dcae7d0af40..f155b62e3cc 100644 --- a/src/libstd_unicode/lib.rs +++ b/src/libstd_unicode/lib.rs @@ -36,7 +36,6 @@ #![feature(str_internals)] #![feature(decode_utf8)] #![feature(fn_traits)] -#![feature(fused)] #![feature(lang_items)] #![feature(non_exhaustive)] #![feature(staged_api)] diff --git a/src/libstd_unicode/u_str.rs b/src/libstd_unicode/u_str.rs index 5d1611acb7e..ed2f205b580 100644 --- a/src/libstd_unicode/u_str.rs +++ b/src/libstd_unicode/u_str.rs @@ -127,7 +127,7 @@ impl<I> Iterator for Utf16Encoder<I> } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<I> FusedIterator for Utf16Encoder<I> where I: FusedIterator<Item = char> {} @@ -186,5 +186,5 @@ impl<'a> DoubleEndedIterator for SplitWhitespace<'a> { } } -#[unstable(feature = "fused", issue = "35602")] +#[stable(feature = "fused", since = "1.25.0")] impl<'a> FusedIterator for SplitWhitespace<'a> {} diff --git a/src/test/run-pass/issue-36053.rs b/src/test/run-pass/issue-36053.rs index 2411996cf05..ece58eedc56 100644 --- a/src/test/run-pass/issue-36053.rs +++ b/src/test/run-pass/issue-36053.rs @@ -14,7 +14,6 @@ // `FusedIterator` in std but I was not able to isolate that into an // external crate. -#![feature(fused)] use std::iter::FusedIterator; struct Thing<'a>(&'a str); |