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NSSortDescriptor.swift
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NSSortDescriptor.swift
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//===----------------------------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2017 - 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 Foundation // Clang module
extension NSSortDescriptor {
public convenience init<Root, Value>(keyPath: KeyPath<Root, Value>, ascending: Bool) {
self.init(key: _bridgeKeyPathToString(keyPath), ascending: ascending)
}
public convenience init<Root, Value>(keyPath: KeyPath<Root, Value>, ascending: Bool, comparator cmptr: @escaping Foundation.Comparator) {
self.init(key: _bridgeKeyPathToString(keyPath), ascending: ascending, comparator: cmptr)
}
public var keyPath: AnyKeyPath? {
guard let key = self.key else { return nil }
return _bridgeStringToKeyPath(key)
}
}