Update Files

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