The date for Swift 4 proposals is August 1 ( https://lists.swift.org/pipermail/swift-evolution/Week-of-Mon-20160711/024424.html), so you might want to try posting this again then.
On Mon, Jul 25, 2016 at 12:55 PM Brandon Knope via swift-evolution < swift-evolution@swift.org> wrote: > There has been talk on this list of adding a fully featured RegEx feature. > It has been pushed back to a later release as the window for Swift 3 is > closing > > Brandon > > On Jul 25, 2016, at 12:24 PM, Joshua Alvarado via swift-evolution < > swift-evolution@swift.org> wrote: > > My first proposal so take it easy on me :) This is a draft so feedback is > very welcome and any help. Thank you swiftys. > > *Introduction* > > Swift doesn’t have a native implementation of Regex which is included in many > other languages. This proposal is a suggestion to introduce a native Regex > type into Swift. > > *Motivation* > Working with NSRegularExpression is not very swift like and it is lacking in > ease of use. More motivation comes from also comes from one of the goals of > swift with Swiftification of imported Objective-C APIs. > > *Proposed solution* > > Add a struct of Regex that can be used with the String type. > > Regex can be initialized with a String pattern of the Regex and have simple > properties such as accessing the pattern and toString of the pattern. > > String to be extended for Regex support. Functions to add be: > > mutating func replace(regex: Regex, withString: String) > search(regex: Regex) -> Character.Index > match(regex: Regex) -> Match? // Match is another new type > > Match is a new type that can give more information on a regex match. Match > will have properties such as numberOfMatches, components (the substring of > matches in an array), and rangeOfMatch. > > *Impact on existing code* > NSRegularExpression will stay and can still be used in combination, but a > more swift like implementation will be out of the box in Swift. > > *Alternatives considered* > Regex could be a protocol added to String for matching. > > _______________________________________________ > swift-evolution mailing list > swift-evolution@swift.org > https://lists.swift.org/mailman/listinfo/swift-evolution > > > _______________________________________________ > swift-evolution mailing list > swift-evolution@swift.org > https://lists.swift.org/mailman/listinfo/swift-evolution >
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