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| author | Johannes Oertel <johannes.oertel@uni-due.de> | 2015-06-03 12:38:42 +0200 |
|---|---|---|
| committer | Johannes Oertel <johannes.oertel@uni-due.de> | 2015-06-08 12:05:33 +0200 |
| commit | b36ed7d2edf68453c0344eb3cd55281e48c96ecb (patch) | |
| tree | e1bda74459df66821d1182fb397048f24e3829fa /src/libcollections/vec_deque.rs | |
| parent | a5979be9fefe671fa81ec70720234602f8112bec (diff) | |
| download | rust-b36ed7d2edf68453c0344eb3cd55281e48c96ecb.tar.gz rust-b36ed7d2edf68453c0344eb3cd55281e48c96ecb.zip | |
Implement RFC 839
Closes #25976.
Diffstat (limited to 'src/libcollections/vec_deque.rs')
| -rw-r--r-- | src/libcollections/vec_deque.rs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/libcollections/vec_deque.rs b/src/libcollections/vec_deque.rs index 0bc42bd2c7e..88d0a96b78c 100644 --- a/src/libcollections/vec_deque.rs +++ b/src/libcollections/vec_deque.rs @@ -1785,6 +1785,13 @@ impl<A> Extend<A> for VecDeque<A> { } } +#[stable(feature = "extend_ref", since = "1.2.0")] +impl<'a, T: 'a + Copy> Extend<&'a T> for VecDeque<T> { + fn extend<I: IntoIterator<Item=&'a T>>(&mut self, iter: I) { + self.extend(iter.into_iter().cloned()); + } +} + #[stable(feature = "rust1", since = "1.0.0")] impl<T: fmt::Debug> fmt::Debug for VecDeque<T> { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { |