Swift bit

gistfile1.swift

private struct FavoritesModelConnectingType: RawOptionSetType {
        private var value: UInt = 0
        init(_ value: UInt) {
            self.value = value
        }
        // MARK: RawOptionSetType
        
        static func fromMask(raw: UInt) -> FavoritesModelConnectingType {
            return self(raw)
        }
        
        // MARK: RawRepresentable
        
        static func fromRaw(raw: UInt) -> FavoritesModelConnectingType? {
            return self(raw)
        }
        
        func toRaw() -> UInt {
            return value
        }
        
        // MARK: BooleanType
        
        var boolValue: Bool {
            return value != 0
        }
        
        
        // MARK: BitwiseOperationsType
        
        static var allZeros: FavoritesModelConnectingType {
        return self(0)
        }
        
        // MARK: NilLiteralConvertible
        
        static func convertFromNilLiteral() -> FavoritesModelConnectingType {
            return self(0)
        }
        
        static var FavoritesList: FavoritesModelConnectingType { return self(1 << 0) }
    }