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32 lines
913 B
Swift
32 lines
913 B
Swift
//
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// Copyright (c) 2018 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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public class SwiftSingletons: NSObject {
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public static let shared = SwiftSingletons()
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private var classSet = Set<String>()
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private override init() {
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super.init()
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}
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public func register(_ singleton: AnyObject) {
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guard !SNUtilitiesKit.isRunningTests else { return }
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guard _isDebugAssertConfiguration() else { return }
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let singletonClassName = String(describing: type(of: singleton))
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guard !classSet.contains(singletonClassName) else {
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owsFailDebug("Duplicate singleton: \(singletonClassName).")
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return
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}
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Logger.verbose("Registering singleton: \(singletonClassName).")
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classSet.insert(singletonClassName)
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}
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public static func register(_ singleton: AnyObject) {
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shared.register(singleton)
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}
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}
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