gistfile1.txt

//
//  main.m
//  Blah
//
//  Created by Seth Willits on 11/12/14.
//  Copyright (c) 2014 Araelium Group. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface Foo : NSObject
@property (readwrite, copy) void (^array)();
@end

@implementation Foo

- (id)initWithError:(NSString **)errorHandle;
{
	self = [super init];
	
	self.array =  ^(){
		*errorHandle = @"Punk1";
	};
	
	return self;
}


- (void)test:(NSString **)errorHandle;
{
	self.array = ^(){
		*errorHandle = @"Punk2";
	};
	
	self.array();
	self.array = nil;
}


@end




int main(int argc, const char * argv[])
{
	@autoreleasepool {
		NSString * e = nil;
		
		{
			Foo * foo = [[Foo alloc] initWithError:&e];
			foo.array();
			NSLog(@"Null: %@", e);
		}
		
		
		
		{
			e = nil;
			Foo * foo = [[Foo alloc] init];
			[foo test:&e];
			NSLog(@"Not Null: %@", e);
		}
	}
	
    return 0;
}