LNXSDK/Kha/Tools/macos/std/haxe/ds/EnumValueMap.hx
2025-01-22 16:18:30 +01:00

71 lines
2.4 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;
/**
EnumValueMap allows mapping of enum value keys to arbitrary values.
Keys are compared by value and recursively over their parameters. If any
parameter is not an enum value, `Reflect.compare` is used to compare them.
**/
class EnumValueMap<K:EnumValue, V> extends haxe.ds.BalancedTree<K, V> implements haxe.Constraints.IMap<K, V> {
override function compare(k1:EnumValue, k2:EnumValue):Int {
var d = k1.getIndex() - k2.getIndex();
if (d != 0)
return d;
var p1 = k1.getParameters();
var p2 = k2.getParameters();
if (p1.length == 0 && p2.length == 0)
return 0;
return compareArgs(p1, p2);
}
function compareArgs(a1:Array<Dynamic>, a2:Array<Dynamic>):Int {
var ld = a1.length - a2.length;
if (ld != 0)
return ld;
for (i in 0...a1.length) {
var d = compareArg(a1[i], a2[i]);
if (d != 0)
return d;
}
return 0;
}
function compareArg(v1:Dynamic, v2:Dynamic):Int {
return if (Reflect.isEnumValue(v1) && Reflect.isEnumValue(v2)) {
compare(v1, v2);
} else if (Std.isOfType(v1, Array) && Std.isOfType(v2, Array)) {
compareArgs(v1, v2);
} else {
Reflect.compare(v1, v2);
}
}
override function copy():EnumValueMap<K, V> {
var copied = new EnumValueMap<K, V>();
copied.root = root;
return copied;
}
}