JsDoc types fixed and typecheck activated

js/entity/VariableReferenceEntity.js

@@ -10,4 +10,11 @@ export default class VariableReferenceEntity extends IEntity {
         MemberGuid: GuidEntity,
         bSelfContext: false,
     }
+
+    constructor(options = {}) {
+        super(options)
+        /** @type {String} */ this.MemberName
+        /** @type {GuidEntity} */ this.MemberGuid
+        /** @type {Boolean} */ this.bSelfContext
+    }
 }