//
//  ExtensionBool.swift
//  Xcode9to10Preparation
//
//  Created by Roman Podymov on 21/06/2018.
//  Copyright © 2018 Xcode9to10Preparation. All rights reserved.
//

#if XCODE_10_ENVIRONMENT
#else
public extension Bool {
    mutating func toggle() {
        self = !self
    }
}
#endif
