forked from LeenkxTeam/LNXSDK
94 lines
2.9 KiB
Haxe
94 lines
2.9 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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package haxe.rtti;
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private typedef MetaObject = {
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?fields:Dynamic<Dynamic<Null<Array<Dynamic>>>>,
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?statics:Dynamic<Dynamic<Null<Array<Dynamic>>>>,
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?obj:Dynamic<Null<Array<Dynamic>>>
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};
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/**
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An API to access classes and enums metadata at runtime.
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@see <https://haxe.org/manual/cr-rtti.html>
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**/
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class Meta {
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/**
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Returns the metadata that were declared for the given type (class or enum)
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**/
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public static function getType(t:Dynamic):Dynamic<Array<Dynamic>> {
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var meta = getMeta(t);
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return (meta == null || meta.obj == null) ? {} : meta.obj;
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}
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// Could move this to Type.hx?
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private static function isInterface(t:Dynamic):Bool {
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#if java
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return java.Lib.toNativeType(t).isInterface();
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#elseif cs
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return cs.Lib.toNativeType(t).IsInterface;
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#else
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throw "Something went wrong";
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#end
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}
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private static function getMeta(t:Dynamic):MetaObject {
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#if php
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return php.Boot.getMeta(t.phpClassName);
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#elseif (java || cs)
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var ret = Reflect.field(t, "__meta__");
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if (ret == null && Std.isOfType(t, Class)) {
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if (isInterface(t)) {
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var name = Type.getClassName(t),
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cls = Type.resolveClass(name + '_HxMeta');
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if (cls != null)
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return Reflect.field(cls, "__meta__");
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}
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}
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return ret;
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#elseif hl
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var t:hl.BaseType = t;
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return t.__meta__;
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#else
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return untyped t.__meta__;
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#end
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}
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/**
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Returns the metadata that were declared for the given class static fields
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**/
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public static function getStatics(t:Dynamic):Dynamic<Dynamic<Array<Dynamic>>> {
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var meta = getMeta(t);
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return (meta == null || meta.statics == null) ? {} : meta.statics;
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}
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/**
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Returns the metadata that were declared for the given class fields or enum constructors
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**/
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public static function getFields(t:Dynamic):Dynamic<Dynamic<Array<Dynamic>>> {
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var meta = getMeta(t);
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return (meta == null || meta.fields == null) ? {} : meta.fields;
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}
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}
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