Sha256: a6ac979f54462a8f72f1384e3c5c8144a35f87d188a4aad293a211918a4474ea
Contents?: true
Size: 1019 Bytes
Versions: 4
Compression:
Stored size: 1019 Bytes
Contents
//
// NSSet+ObjectiveSugar.m
// SampleProject
//
// Created by Marin Usalj on 11/23/12.
// Copyright (c) 2012 @mneorr | mneorr.com. All rights reserved.
//
#import "NSSet+ObjectiveSugar.h"
@implementation NSSet (ObjectiveSugar)
- (id)first {
NSArray *allObjects = self.allObjects;
if (allObjects.count > 0)
return allObjects[0];
return nil;
}
- (id)last {
return self.allObjects.lastObject;
}
- (void)each:(void (^)(id))block {
[self enumerateObjectsUsingBlock:^(id obj, BOOL *stop) {
block(obj);
}];
}
- (void)eachWithIndex:(void (^)(id, int))block {
__block int counter = 0;
[self enumerateObjectsUsingBlock:^(id obj, BOOL *stop) {
block(obj, counter);
counter ++;
}];
}
- (NSArray *)map:(id (^)(id object))block {
NSMutableArray *array = [NSMutableArray arrayWithCapacity:self.count];
for (id object in self) {
id newObject = block(object);
[array addObject:newObject];
}
return array;
}
@end
Version data entries
4 entries across 4 versions & 1 rubygems