/*
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

#import <UIKit/UIKit.h>

@class SKComponentLayoutWrapper;

/**
 A SKSubDescriptor is a function which knows how to expose additional data
 to SKLayoutDescriptor. This class is for frameworks wanting to pass data
 along through the Layout Descriptor.
 */
typedef NSString* (*SKSubDescriptor)(SKComponentLayoutWrapper* node);