Finding the longest method name in your Objective-C runtime environment with Heliograph

Heliograph-LongestMethodName.m

#import <OpinionatedC/OpinionatedC.h>
#import <Heliograph/Heliograph.h>

NSArray *classes = [HGClassMirror allClasses];
NSMutableArray *methods = [NSMutableArray array];
[classes each:^(HGClassMirror *each) {
    // add the instance methods of the reflected class
    [methods addObjectsFromArray:[each methods]];
    // add the class methods of the reflected class
    [methods addObjectsFromArray:[[each classMirror] methods]];
}];

HGMethodMirror *maxSelector = [methods max:^NSNumber *(HGMethodMirror *each) {
    return @(NSStringFromSelector([each selector]).length);
}];
NSLog(@"%@ defined in %@", NSStringFromSelector([maxSelector selector]), maxSelector.definingClass);

// => shapeEffectSingleBlurFrom:withInteriorFill:offset:blurSize:innerGlowRed:innerGlowGreen:innerGlowBlue:innerGlowOpacity:innerShadowRed:innerShadowGreen:innerShadowBlue:innerShadowOpacity:outerGlowRed:outerGlowGreen:outerGlowBlue:outerGlowOpacity:outerShadowRed:outerShadowGreen:outerShadowBlue:outerShadowOpacity:hasInsideShadowBlur:hasOutsideShadowBlur: defined in <HGClassMirror on CUIShapeEffectStack class>