README.md in rbs2ts-1.2.0 vs README.md in rbs2ts-1.3.0

@@ -50,10 +50,11 @@
     f: Float
   }?
 }
 
 class Klass
+  @val: String
   attr_accessor a: String
   attr_reader b: Integer
   attr_writer c: Bool
 
   attr_reader r: {
@@ -88,11 +89,18 @@
     **String rest_keywords
   ) -> [{ s: String, f: Float }?]
 end
 
 module Module
+  @val: String
+  type AliasType = String
+
   def func: (String, Integer) -> { str: String, int: Integer }
+
+  class NestedClass
+    attr_accessor a: AliasType
+  end
 end
 
 interface _Interface
   def func: (String, Integer) -> { str: String, int: Integer }
 end
@@ -144,10 +152,11 @@
     f: number;
   } | null | undefined;
 };
 
 export declare class Klass {
+  val: string;
   a: string;
   readonly b: number;
   c: boolean;
   readonly r: {
     d: string;
@@ -177,12 +186,17 @@
     f: number;
   } | null | undefined)];
 };
 
 export namespace Module {
+  export declare let val: string;
+  export type AliasType = string;
   export declare function func(arg1: string, arg2: number): {
     str: string;
     int: number;
+  };
+  export declare class NestedClass {
+    a: AliasType;
   };
 };
 
 export interface Interface {
   func(arg1: string, arg2: number): {