1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10
11. 11
12. 12
13. 13
14. 14
15. 15
16. 16
17. 17
18. 18
19. 19
20. 20
21. 21
22. 22
23. 23
24. 24
25. 25
26. 26
27. 27
28. 28
29. 29
30. 30
31. 31
32. 32
33. 33
34. 34

- (void) doSomething {
    <...>
    if (error.code != NSURLErrorNotConnectedToInternet && error.code != NSURLErrorCancelled && error.code != NSURLErrorTimedOut) {
        @synchronized (self.failedURLs) {
            
            {
                // javascript-style...
                char* xcEnv = getenv("XcodeColors");
                BOOL useColors = (xcEnv && !strcmp(xcEnv, "YES"));
                NSString *colorWrapper;
                if (useColors)
                    colorWrapper = @"\033[fg0,153,0;%@\033[;";
                else
                    colorWrapper = @"%@";

                void (^colorLog)(NSString *format, ...) = ^(NSString *format, ...)
                {
                    va_list args;
                    va_start(args, format);
                    NSLog(colorWrapper, [[NSString alloc] initWithFormat:format arguments:args]);
                    va_end(args);
                };
                
                colorLog(@"SDWebImageManager download failed");
                colorLog(@"\turl: %@", url.absoluteString);
                colorLog(@"\terror: %@", [error description]);
            }
            
            
            [self.failedURLs addObject:url];
        }
    }
    <...>
}