LNXSDK/Kha/Tools/macos/std/haxe/ds/HashMap.hx

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/*
* 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;
import haxe.iterators.HashMapKeyValueIterator;
/**
HashMap allows mapping of hashable objects to arbitrary values.
See `Map` for documentation details.
@see https://haxe.org/manual/std-Map.html
**/
abstract HashMap<K:{function hashCode():Int;}, V>(HashMapData<K, V>) {
/**
Creates a new HashMap.
**/
public inline function new() {
this = new HashMapData();
}
/**
See `Map.set`
**/
@:arrayAccess public inline function set(k:K, v:V) {
this.keys.set(k.hashCode(), k);
this.values.set(k.hashCode(), v);
}
/**
See `Map.get`
**/
@:arrayAccess public inline function get(k:K) {
return this.values.get(k.hashCode());
}
/**
See `Map.exists`
**/
public inline function exists(k:K) {
return this.values.exists(k.hashCode());
}
/**
See `Map.remove`
**/
public inline function remove(k:K) {
this.values.remove(k.hashCode());
return this.keys.remove(k.hashCode());
}
/**
See `Map.keys`
**/
public inline function keys() {
return this.keys.iterator();
}
/**
See `Map.copy`
**/
public function copy():HashMap<K, V> {
var copied = new HashMapData();
copied.keys = this.keys.copy();
copied.values = this.values.copy();
return cast copied;
}
/**
See `Map.iterator`
**/
public inline function iterator() {
return this.values.iterator();
}
/**
See `Map.keyValueIterator`
**/
public inline function keyValueIterator():HashMapKeyValueIterator<K, V> {
return new HashMapKeyValueIterator(cast this);
}
/**
See `Map.clear`
**/
public inline function clear():Void {
this.keys.clear();
this.values.clear();
}
}
private class HashMapData<K:{function hashCode():Int;}, V> {
public var keys:IntMap<K>;
public var values:IntMap<V>;
public inline function new() {
keys = new IntMap();
values = new IntMap();
}
}