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Last active January 16, 2016 15:04
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Finding the class with the longest inheritance chain in your Objective-C runtime environment with Heliograph
#import <OpinionatedC/OpinionatedC.h>
#import <Heliograph/Heliograph.h>
NSArray *classes = [HGClassMirror allClasses];
HGClassMirror *longestInheritanceChain = [classes max:^NSNumber *(HGClassMirror *each) {
return @([[each allSuperclasses] count]);
}];
NSLog(@"%@ has %lu superclasses", longestInheritanceChain, [[longestInheritanceChain allSuperclasses] count]);
// => <HGClassMirror on SASettingGetBrightness> has 9 superclasses
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