2025-01-22 16:18:30 +01:00

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