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impl TrustedLen for vec::Drain

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Christopher Durham 2019-11-25 17:55:26 -05:00 • committed by GitHub
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3
src/liballoc/vec.rs
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@ -2701,6 +2701,9 @@ impl<T> ExactSizeIterator for Drain<'_, T> {
}
}
#[unstable(feature = "trusted_len", issue = "37572")]
unsafe impl<T> TrustedLen for Drain<'_, T> {}
#[stable(feature = "fused", since = "1.26.0")]
impl<T> FusedIterator for Drain<'_, T> {}