Block-based timing function - easily compare the runtime for different code paths or snippets

KSTimingHelper.h

#import <Foundation/Foundation.h>

@interface KSTimingHelper : NSObject

// Thanks to Mattt Thompson -> http://nshipster.com/benchmarking/
extern uint64_t dispatch_benchmark(size_t count, void (^block)(void));

+(unsigned long long)timeForBlock:(void (^)(void))actions;
+(unsigned long long)timeForBlock:(void (^)(void))actions runCount:(NSUInteger)runCount;

+(void)printTimeForBlock:(void (^)(void))actions;
+(void)printTimeForBlock:(void (^)(void))actions runCount:(NSUInteger)runCount;

+(void)printTimeForBlock:(void (^)(void))actions withTitle:(NSString *)title;
+(void)printTimeForBlock:(void (^)(void))actions withTitle:(NSString *)title runCount:(NSUInteger)runCount;

@end

KSTimingHelper.m

#import "KSTimingHelper.h"


@implementation KSTimingHelper


+(unsigned long long)timeForBlock:(void (^)(void))actions {
	return dispatch_benchmark(1, actions);
}

+(unsigned long long)timeForBlock:(void (^)(void))actions runCount:(NSUInteger)runCount {
	return dispatch_benchmark(runCount, actions);
}



+(void)printTimeForBlock:(void (^)(void))actions {
	NSLog(@"Time: %lld", [KSTimingHelper timeForBlock:actions]);
}

+(void)printTimeForBlock:(void (^)(void))actions runCount:(NSUInteger)runCount {
	NSLog(@"Time (%d runs): %lld", runCount, [KSTimingHelper timeForBlock:actions]);
}




+(void)printTimeForBlock:(void (^)(void))actions withTitle:(NSString *)title {
	NSLog(@"[%@] Time: %lld", title, [KSTimingHelper timeForBlock:actions]);
}

	
+(void)printTimeForBlock:(void (^)(void))actions withTitle:(NSString *)title runCount:(NSUInteger)runCount {
	NSLog(@"[%@ run %d times] Time: %lld", title, runCount, [KSTimingHelper timeForBlock:actions]);
}


@end