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//
// NSArray+MTLManipulationAdditions.m
// Mantle
//
// Created by Josh Abernathy on 9/19/12.
// Copyright (c) 2012 GitHub. All rights reserved.
//
#import "NSArray+MTLManipulationAdditions.h"
@interface NSArray (MTLDeclarations)
// This declaration is needed so Mantle can be compiled with SDK 6 / 10.8.
- (id)firstObject;
@end
@implementation NSArray (MTLManipulationAdditions)
- (id)mtl_firstObject {
return self.firstObject;
}
- (instancetype)mtl_arrayByRemovingObject:(id)object {
NSMutableArray *result = [self mutableCopy];
[result removeObject:object];
return result;
}
- (instancetype)mtl_arrayByRemovingFirstObject {
if (self.count == 0) return self;
return [self subarrayWithRange:NSMakeRange(1, self.count - 1)];
}
- (instancetype)mtl_arrayByRemovingLastObject {
if (self.count == 0) return self;
return [self subarrayWithRange:NSMakeRange(0, self.count - 1)];
}
@end