| //===----------------------------------------------------------------------===// |
| // |
| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See https://swift.org/LICENSE.txt for license information |
| // See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| //===----------------------------------------------------------------------===// |
| |
| @_exported import CoreFoundation |
| |
| public protocol _CFObject: AnyObject, Hashable {} |
| extension _CFObject { |
| public var hashValue: Int { |
| return Int(bitPattern: CFHash(self)) |
| } |
| public func hash(into hasher: inout Hasher) { |
| hasher.combine(self.hashValue) |
| } |
| public static func ==(left: Self, right: Self) -> Bool { |
| return CFEqual(left, right) |
| } |
| } |
