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Add Iterator::flatten#48115

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bors merged 5 commits intorust-lang:masterrust-lang/rust:masterfrom Centril:feature/iterator_flattenCentril/rust:feature/iterator_flattenCopy head branch name to clipboardFeb 25, 2018

+367-36

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Commits on Feb 20, 2018

• add Iterator::flatten and redefine flat_map(f) in terms of map(f).flatten()

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  6af23f9

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• Iterator::flatten: fix tracking issue number on FusedIterator for Flatten

  Centril

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  36be763

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• core::iter::Flatten: update FlatMap & Flatten according to discussion

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  0e39401

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• core::iter::Iterator::flatten: tracking issue is rust-lang#48213

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  3d74c74

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• core::iter::Iterator::flatten: improve docs wrt. deep vs. shallow flatten per @clarcharr's review

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