cog/Utils/NSDictionary+Merge.m

25 lines
854 B
Objective-C

#import "NSDictionary+Merge.h"
@implementation NSDictionary (Merge)
+ (NSDictionary *) dictionaryByMerging: (NSDictionary *) dict1 with: (NSDictionary *) dict2 {
NSMutableDictionary * result = [dict1 mutableCopy];
[dict2 enumerateKeysAndObjectsUsingBlock: ^(id key, id obj, BOOL *stop) {
if (![dict1 objectForKey:key]) {
[result setObject: obj forKey: key];
} else if ([obj isKindOfClass:[NSDictionary class]]) {
NSDictionary * newVal = [[dict1 objectForKey: key] dictionaryByMergingWith: (NSDictionary *) obj];
[result setObject: newVal forKey: key];
}
}];
return (NSDictionary *) [NSDictionary dictionaryWithDictionary: result];
}
- (NSDictionary *) dictionaryByMergingWith: (NSDictionary *) dict {
return [[self class] dictionaryByMerging: self with: dict];
}
@end