112 lines
3.7 KiB
Haxe
112 lines
3.7 KiB
Haxe
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/*
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* Copyright (C)2005-2019 Haxe Foundation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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package js.lib;
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/**
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The (native) JavaScript Map object holds key-value pairs.
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Any value (both objects and primitive values) may be used as either a key
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or a value.
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Documentation [Map](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map) by [Mozilla Contributors](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map$history), licensed under [CC-BY-SA 2.5](https://creativecommons.org/licenses/by-sa/2.5/).
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**/
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@:native("Map")
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extern class Map<K, V> {
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/**
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The number of key/value pairs in the `js.Map` object.
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**/
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var size(default, null):Int;
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/**
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An Array or other iterable object whose elements are key-value pairs
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(arrays with two elements, e.g. `[[ 1, 'one' ],[ 2, 'two' ]]`).
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Each key-value pair is added to the new `js.Map`;
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null values are treated as undefined.
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**/
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@:pure function new(?iterable:Any);
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/**
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A boolean asserting whether a value has been associated to the key in
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the `js.Map` object or not.
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**/
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@:pure function has(key:K):Bool;
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/**
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The value associated to the key, or `null` if there is none.
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**/
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@:pure function get(key:K):Null<V>;
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/**
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Sets the value for the key in the Map object.
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Returns the `js.Map` object.
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**/
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function set(key:K, value:V):Map<K, V>;
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/**
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Returns `true` if an element in the `js.Map` object existed and has been
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removed, or `false` if the element does not exist.
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`has(key)` will return `false` afterwards.
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**/
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function delete(key:K):Bool;
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/**
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Removes all key/value pairs from the Map object.
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**/
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function clear():Void;
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/**
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Calls `callback` once for each key-value pair present in the `js.Map`
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object, in insertion order.
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If a `thisArg` parameter is provided to forEach, it will be used as the
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`this` value for each callback.
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**/
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function forEach(callback:(value:V, key:K, map:Map<K, V>) -> Void, ?thisArg:Any):Void;
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/**
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Returns a new `Iterator` object that contains the keys for each element
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in the `js.Map` object in insertion order.
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**/
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function keys():js.lib.Iterator<K>;
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/**
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Returns a new `Iterator` object that contains the values for each
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element in the `js.Map` object in insertion order.
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**/
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function values():js.lib.Iterator<V>;
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/**
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Returns a new `Iterator` object that contains an array of `KeyValue`
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for each element in the `js.Map` object in insertion order.
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**/
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function entries():js.lib.Iterator<KeyValue<K, V>>;
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inline function iterator():js.lib.HaxeIterator<V> {
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return new HaxeIterator(this.values());
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}
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inline function keyValueIterator():HaxeIterator<KeyValue<K, V>> {
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return new HaxeIterator(this.entries());
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}
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}
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@:deprecated typedef MapEntry<K, V> = KeyValue<K, V>;
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