Type initialization using objects

js/entity/SubObject.js

@@ -0,0 +1,9 @@
+/** @typedef {import("./IEntity").AttributeDeclarations} AttributeDeclarations */
+
+export default class SubAttributesDeclaration {
+
+    /** @param {AttributeDeclarations} attributes */
+    constructor(attributes) {
+        this.attributes = attributes
+    }
+}