swiftlang/swift

[SR-6864] Add a "cycle" method to the standard library

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#49.413 aberto em 29 de jan. de 2018

 (1 comentário) (0 reação) (0 responsável)Swift (10.719 forks)batch import
featuregood first issuestandard libraryswift evolution proposal needed

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Description

Previous ID SR-6864
Radar None
Original Reporter @airspeedswift
Type New Feature
Votes 0
Component/s Standard Library
Labels New Feature, StarterProposal
Assignee None
Priority Medium

md5: ce3f8a07c6a7edad8e1997fb1e825980

Issue Description:

It is often useful to cycle over a sequence indefinitely. For example, just like you can write zip(repeatElement("foo", count: Int.max), myArray) and zip(1..., myArray), you could write {{zip([.grey,.white].cycle(), myArray)}}.

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