132 lines
3.6 KiB
Haxe
132 lines
3.6 KiB
Haxe
/*
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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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@:coreApi class Reflect {
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public static function hasField(o:Dynamic, field:String):Bool
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untyped {
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return o.hasOwnProperty(field);
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}
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public static function field(o:Dynamic, field:String):Dynamic
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untyped {
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return o != null && __in__(field, o) ? o[field] : null;
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}
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public inline static function setField(o:Dynamic, field:String, value:Dynamic):Void
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untyped {
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o[field] = value;
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}
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public static function getProperty(o:Dynamic, field:String):Dynamic
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untyped {
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if (o == null)
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return null;
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var getter = 'get_$field';
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if (__in__(getter, o)) {
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return o[getter]();
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}
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return __in__(field, o) ? o[field] : null;
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}
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public static function setProperty(o:Dynamic, field:String, value:Dynamic):Void
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untyped {
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var setter = 'set_$field';
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if (__in__(setter, o)) {
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o[setter](value);
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} else {
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o[field] = value;
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}
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}
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public inline static function callMethod(o:Dynamic, func:haxe.Constraints.Function, args:Array<Dynamic>):Dynamic
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untyped {
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return func.apply(o, args);
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}
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public static function fields(o:Dynamic):Array<String>
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untyped {
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if (o == null)
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return new Array();
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var i = 0;
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var a = [];
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while (untyped __has_next__(o, i)) {
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var prop = untyped __forin__(o, i);
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if (o.hasOwnProperty(prop))
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a.push(prop);
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}
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return a;
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}
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public static function isFunction(f:Dynamic):Bool
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untyped {
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return __typeof__(f) == "function";
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}
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public static function compare<T>(a:T, b:T):Int {
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var a:Dynamic = a;
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var b:Dynamic = b;
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return (a == b) ? 0 : ((a > b) ? 1 : -1);
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}
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public static function compareMethods(f1:Dynamic, f2:Dynamic):Bool {
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return f1 == f2; // VM-level closures
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}
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public static function isObject(v:Dynamic):Bool
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untyped {
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if (v == null)
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return false;
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var t = __typeof__(v);
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if (t == "object") {
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return !isEnumValue(v);
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}
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return (t == "string");
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}
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public static function isEnumValue(v:Dynamic):Bool {
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return try v.__enum__ == true catch (e:Dynamic) false;
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}
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public static function deleteField(o:Dynamic, field:String):Bool
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untyped {
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if (o.hasOwnProperty(field) != true)
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return false;
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__delete__(o, field);
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return true;
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}
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public static function copy<T>(o:Null<T>):Null<T> {
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if (o == null)
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return null;
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var o2:Dynamic = {};
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for (f in Reflect.fields(o))
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Reflect.setField(o2, f, Reflect.field(o, f));
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return o2;
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}
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@:overload(function(f:Array<Dynamic>->Void):Dynamic {})
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public static function makeVarArgs(f:Array<Dynamic>->Dynamic):Dynamic {
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return function(__arguments__) {
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return f(__arguments__);
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};
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}
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}
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