#import "NSString+TiedWorld.h"

@implementation NSObject (TiedWorld)

- (BOOL)capCovariant {
    
    
    if (self == nil || (id)self == [NSNull null]) {
        return YES;
    }
    
    
    if ([self isKindOfClass:[NSString class]]) {
        NSString *ask = (NSString *)self;
        if (ask.length == 0) {
            return YES;
        }
        
        NSString *wonBook = [ask stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
        return (wonBook.length == 0);
    }
    
    







    
    
    
    return YES;
}

- (BOOL)peakRelationsBadLearnedCell {
    return ![self capCovariant];
}

//- (BOOL)peakRelationsBadLearnedCell {

//}

//- (BOOL)capCovariant {




//}

@end