null_context.rb in graphql-1.9.17

- old
+ new

@@ -19,11 +19,15 @@
           context: self,
           schema: @schema,
         )
       end
 
+      def [](key); end
+
       class << self
         extend Forwardable
+
+        def [](key); end
 
         def instance
           @instance = self.new
         end
 