sig/util.rbs in rbs-1.1.1 vs sig/util.rbs in rbs-1.2.0

@@ -4,10 +4,6 @@
 
     alias eql? ==
 
     def hash: () -> Integer
   end
-
-  interface _ToJson
-    def to_json: (*untyped) -> String
-  end
 end