Jason A. Donenfeld
15 lines
288 B
Swift
15 lines
288 B
Swift
//
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// Copyright © 2018 WireGuard LLC. All rights reserved.
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//
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import Foundation
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extension String {
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func isBase64() -> Bool {
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let base64Predicate = NSPredicate(format: "SELF MATCHES %@", "^[a-zA-Z0-9+/]{43}=$")
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return base64Predicate.evaluate(with: self)
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}
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}
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