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@@ -17,5 +17,8 @@ | |
| "info" : { | ||
| "version" : 1, | ||
| "author" : "xcode" | ||
| }, | ||
| "properties" : { | ||
| "template-rendering-intent" : "original" | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| // | ||
| // String+extension.swift | ||
| // MonarchRouter | ||
| // | ||
| // Created by Eliah Snakin on 13.11.2019. | ||
| // Copyright © 2019 nikans.com. All rights reserved. | ||
| // | ||
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| import Foundation | ||
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| // A set of operations for parametrized routes handling. | ||
| extension String | ||
| { | ||
| /// Returns whether a String matches a given regex. | ||
| func matches(_ regex: String) -> Bool { | ||
| return self.range(of: regex, options: .regularExpression, range: nil, locale: nil) != nil | ||
| } | ||
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| /// Returns substrings captured by regex groups. | ||
| func capturedGroups(withRegex pattern: String) -> [String] { | ||
| var results = [String]() | ||
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| var regex: NSRegularExpression | ||
| do { | ||
| regex = try NSRegularExpression(pattern: pattern, options: []) | ||
| } catch { | ||
| return results | ||
| } | ||
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| let matches = regex.matches(in: self, options: [], range: NSRange(location:0, length: count)) | ||
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| guard let match = matches.first else { return results } | ||
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| let lastRangeIndex = match.numberOfRanges - 1 | ||
| guard lastRangeIndex >= 1 else { return results } | ||
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| for i in 1...lastRangeIndex { | ||
| let capturedGroupIndex = match.range(at: i) | ||
| let matchedString = (self as NSString).substring(with: capturedGroupIndex) | ||
| results.append(matchedString) | ||
| } | ||
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| return results | ||
| } | ||
| } |