gistfile1.txt

@implementation NSString(CamelCaseSpacing)

- (NSString *)stringBySpacingCamelCase
{
    NSMutableString *r = [NSMutableString string];
    NSString *dump;
    NSScanner *scanner = [NSScanner scannerWithString:self];
    NSCharacterSet *uc = [NSCharacterSet uppercaseCharacterSet];    

    BOOL scanned = [scanner scanCharactersFromSet:uc intoString:&dump];
    if (scanned)
    {
        [r appendString:dump];
    }
    while (![scanner isAtEnd])
    {
        [scanner scanUpToCharactersFromSet:uc intoString:&dump];
        [r appendFormat:@"%@ ", dump];
        [scanner scanCharactersFromSet:uc intoString:&dump];
        [r appendString:dump];
    }
    
    return r;
}

@end