This repository has been archived on 2024-07-22. You can view files and clone it, but cannot push or open issues or pull requests.
Doric/doric-iOS/Pod/Classes/Util/DoricExtensions.m
2021-02-01 17:48:45 +08:00

99 lines
2.7 KiB
Objective-C

/*
* Copyright [2019] [Doric.Pub]
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//
// Created by pengfei.zhou on 2019/10/23.
//
#import "DoricExtensions.h"
@implementation NSObject (Doric)
- (instancetype)also:(void (NS_NOESCAPE ^)(id it))block {
block(self);
return self;
}
- (void)let:(void (NS_NOESCAPE ^)(id it))block {
block(self);
}
@end
@implementation NSArray (Doric)
- (void)forEachIndexed:(void (NS_NOESCAPE ^)(id obj, NSUInteger idx))block {
[self enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
block(obj, idx);
}];
}
- (NSArray *)mapIndexed:(id (NS_NOESCAPE ^)(id obj, NSUInteger idx))block {
NSMutableArray *temp = [NSMutableArray new];
[self enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
[temp addObject:block(obj, idx)];
}];
return [temp copy];
}
- (NSArray *)flatMapIndexed:(NSArray *(NS_NOESCAPE ^)(id obj, NSUInteger idx))block {
NSMutableArray *temp = [NSMutableArray new];
[self enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
[temp addObjectsFromArray:block(obj, idx)];
}];
return [temp copy];
}
- (NSArray *)filterIndexed:(BOOL (NS_NOESCAPE ^)(id obj, NSUInteger idx))block {
NSMutableArray *temp = [NSMutableArray new];
[self enumerateObjectsUsingBlock:^(id obj, NSUInteger idx, BOOL *stop) {
if (block(obj, idx)) {
[temp addObject:obj];
}
}];
return [temp copy];
}
- (void)forEach:(void (NS_NOESCAPE ^)(id obj))block {
for (id obj in self) {
block(obj);
}
}
- (NSArray *)map:(id (NS_NOESCAPE ^)(id obj))block {
NSMutableArray *temp = [NSMutableArray new];
for (id obj in self) {
[temp addObject:block(obj)];
}
return [temp copy];
}
- (NSArray *)flatMap:(NSArray *(NS_NOESCAPE ^)(id obj))block {
NSMutableArray *temp = [NSMutableArray new];
for (id obj in self) {
[temp addObjectsFromArray:block(obj)];
}
return [temp copy];
}
- (NSArray *)filter:(BOOL (NS_NOESCAPE ^)(id obj))block {
NSMutableArray *temp = [NSMutableArray new];
for (id obj in self) {
if (block(obj)) {
[temp addObject:obj];
}
}
return [temp copy];
}
@end