instancetype benefits

gistfile1.m

@interface Octopus : NSObject

+ (instancetype)octopus;

- (instancetype)init;

@property (nonatomic, assign) int legs;

@end

@implementation Octopus

+ (instancetype)octopus {
  return [[Octopus alloc] init];
}

- (instancetype)init {
	self = [super init];
	if(self != nil) {
		
	}
	return self;
}

+ (int)someMethod {
	int x = [Octopus octopus].legs;
	int y = [[Octopus alloc] init].legs;
	return x + y;
}

@end