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Rollup merge of #31201 - steveklabnik:gh30633, r=alexcrichton

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Fixes #30633
This commit is contained in:
Manish Goregaokar 2016-01-26 13:11:58 +05:30
commit 79157b3fb5
1 changed files with 6 additions and 0 deletions
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6
src/libcore/iter.rs
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@ -2740,7 +2740,13 @@ pub trait Extend<A> {
/// It is important to note that both back and forth work on the same range, /// It is important to note that both back and forth work on the same range,
/// and do not cross: iteration is over when they meet in the middle. /// and do not cross: iteration is over when they meet in the middle.
/// ///
/// In a similar fashion to the [`Iterator`] protocol, once a
/// `DoubleEndedIterator` returns `None` from a `next_back()`, calling it again
/// may or may not ever return `Some` again. `next()` and `next_back()` are
/// interchangable for this purpose.
///
/// [`Iterator`]: trait.Iterator.html /// [`Iterator`]: trait.Iterator.html
///
/// # Examples /// # Examples
/// ///
/// Basic usage: /// Basic usage: