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Add feature(iter_once_with)

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Stjepan Glavina 2019-01-14 17:20:41 +01:00
parent 7c083a8fed
commit 84718c1999
1 changed files with 2 additions and 0 deletions
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2
src/libcore/iter/sources.rs
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@ -443,6 +443,8 @@ unsafe impl<A, F: FnOnce() -> A> TrustedLen for OnceWith<F> {}
/// Basic usage:
///
/// ```
/// #![feature(iter_once_with)]
///
/// use std::iter;
///
/// // one is the loneliest number