63 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
		
		
			
		
	
	
			63 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			Haxe
		
	
	
	
	
	
|  | /* | ||
|  |  * Copyright (C)2005-2019 Haxe Foundation | ||
|  |  * | ||
|  |  * Permission is hereby granted, free of charge, to any person obtaining a | ||
|  |  * copy of this software and associated documentation files (the "Software"), | ||
|  |  * to deal in the Software without restriction, including without limitation | ||
|  |  * the rights to use, copy, modify, merge, publish, distribute, sublicense, | ||
|  |  * and/or sell copies of the Software, and to permit persons to whom the | ||
|  |  * Software is furnished to do so, subject to the following conditions: | ||
|  |  * | ||
|  |  * The above copyright notice and this permission notice shall be included in | ||
|  |  * all copies or substantial portions of the Software. | ||
|  |  * | ||
|  |  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
|  |  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
|  |  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
|  |  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
|  |  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING | ||
|  |  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | ||
|  |  * DEALINGS IN THE SOFTWARE. | ||
|  |  */ | ||
|  | 
 | ||
|  | package haxe.ds; | ||
|  | 
 | ||
|  | /** | ||
|  | 	`ReadOnlyArray` is an abstract over an ordinary `Array` which only exposes | ||
|  | 	APIs that don't modify the instance, hence "read-only".
 | ||
|  | 
 | ||
|  | 	Note that this doesn't necessarily mean that the instance is *immutable*.
 | ||
|  | 	Other code holding a reference to the underlying `Array` can still modify it, | ||
|  | 	and the reference can be obtained with a `cast`. | ||
|  | **/ | ||
|  | @:forward(copy, filter, indexOf, iterator, keyValueIterator, join, lastIndexOf, map, slice, contains, toString) | ||
|  | abstract ReadOnlyArray<T>(Array<T>) from Array<T> to Iterable<T> { | ||
|  | 	/** | ||
|  | 		The length of `this` Array. | ||
|  | 	**/ | ||
|  | 	public var length(get, never):Int; | ||
|  | 
 | ||
|  | 	inline function get_length() | ||
|  | 		return this.length; | ||
|  | 
 | ||
|  | 	@:arrayAccess inline function get(i:Int) | ||
|  | 		return this[i]; | ||
|  | 
 | ||
|  | 	/** | ||
|  | 		Returns a new Array by appending the elements of `a` to the elements of | ||
|  | 		`this` Array. | ||
|  | 
 | ||
|  | 		This operation does not modify `this` Array. | ||
|  | 
 | ||
|  | 		If `a` is the empty Array `[]`, a copy of `this` Array is returned. | ||
|  | 
 | ||
|  | 		The length of the returned Array is equal to the sum of `this.length` | ||
|  | 		and `a.length`. | ||
|  | 
 | ||
|  | 		If `a` is `null`, the result is unspecified. | ||
|  | 	**/ | ||
|  | 	public inline function concat(a:ReadOnlyArray<T>):Array<T> { | ||
|  | 		return this.concat(cast a); | ||
|  | 	} | ||
|  | } |