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62 lines
1.3 KiB
62 lines
1.3 KiB
/*
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* Copyright (c) 2017 - present Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#import <Foundation/Foundation.h>
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@interface Person : NSObject
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@property(nullable, copy) Person* child;
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@end
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@interface User : NSObject
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- (nullable instancetype)initWithName:(nullable NSString*)name;
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- (nullable NSString*)tellMeSomething;
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- (nullable User*)otherUser;
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@property(strong, nonatomic) NSString* name;
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@end
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@implementation User
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- (nullable instancetype)initWithName:(nullable NSString*)name {
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return self;
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}
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- (nullable NSString*)tellMeSomething {
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return @"Hi";
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}
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- (NSString*)tellMeSomethingNotNullable {
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return @"Hi";
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}
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- (NSString*)tellMeSomething:(NSString*)s1
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and:(NSString*)s2
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and:(nullable NSString*)s3
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and:(NSString*)s4 {
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return @"Hi";
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}
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- (NSString*)otherUserName {
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User* ou = [self otherUser];
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return ou->_name;
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}
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NSDictionary* npe_property_nullable() {
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Person* person = [Person new];
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Person* child = person.child;
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return @{ @"key" : child };
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}
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@end
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