| 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 | |
|---|
| 15 | NS_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 | |
|---|
| 27 | NS_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 | // expected-note@-1{{insert '_Nullable' if the pointer may be null}} |
|---|
| 37 | // expected-note@-2{{insert '_Nonnull' if the pointer should never be null}} |
|---|
| 38 | - (instancetype)initWithA:( A*)a __attribute__((objc_designated_initializer)); // expected-warning 2{{pointer is missing a nullability type specifier}} |
|---|
| 39 | // expected-note@-1 2{{insert '_Nullable' if the pointer may be null}} |
|---|
| 40 | // expected-note@-2 2{{insert '_Nonnull' if the pointer should never be null}} |
|---|
| 41 | @end |
|---|
| 42 | |
|---|
| 43 | #endif |
|---|
| 44 | |
|---|
| 45 | |
|---|