#import #import "PGConnection.h" OF_ASSUME_NONNULL_BEGIN @interface PGException: OFException { PGConnection *_connection; OFString *_error; } @property (readonly, nonatomic) PGConnection *connection; + (instancetype)exceptionWithConnection: (PGConnection *)connection; - initWithConnection: (PGConnection *)connection; @end OF_ASSUME_NONNULL_END