1#ifndef SOMEKIT_H
2#define SOMEKIT_H
3
4__attribute__((objc_root_class))
5#ifndef NS_ASSUME_NONNULL_BEGIN
6#if __has_feature(assume_nonnull)
7#define NS_ASSUME_NONNULL_BEGIN _Pragma("clang assume_nonnull begin")
8#define NS_ASSUME_NONNULL_END _Pragma("clang assume_nonnull end")
9#else
10#define NS_ASSUME_NONNULL_BEGIN
11#define NS_ASSUME_NONNULL_END
12#endif
13#endif
14
15NS_ASSUME_NONNULL_BEGIN
16
17@interface A
18-(null_unspecified A*)transform:(null_unspecified A*)input __attribute__((unavailable("anything but this")));
19-(A*)transform:(A*)input integer:(int)integer;
20
21@property (null_unspecified, nonatomic, readonly, retain) A* someA;
22@property (null_unspecified, nonatomic, retain) A* someOtherA;
23
24@property (nonatomic) int intValue __attribute__((unavailable("wouldn't work anyway")));
25@end
26
27NS_ASSUME_NONNULL_END
28
29
30__attribute__((unavailable("just don't")))
31@interface B : A
32@end
33
34@interface C : A
35- (instancetype)init; // expected-warning{{pointer is missing a nullability type specifier}}
36- (instancetype)initWithA:( A*)a __attribute__((objc_designated_initializer)); // expected-warning 2{{pointer is missing a nullability type specifier}}
37@end
38
39#endif
40
41