#import "MenuItem.h" @implementation MenuItem - (instancetype)initWithText:(OFString *)text action:(OFString *)action { self = [super init]; _text = [text copy]; _action = [action copy]; return self; } - (OFComparisonResult)compare:(id)otherObject { MenuItem *otherItem; if (![otherObject isKindOfClass:[MenuItem class]]) @throw [OFInvalidArgumentException exception]; int x = (int)_text.longLongValue; int y = (int)otherItem.text.longLongValue; if (x > y) return OFOrderedAscending; if (x < y) return OFOrderedDescending; return OFOrderedSame; } @end