Ensure only public methods are delegated to LinkSet

Author: jasonkarns

lib/sitemap_generator.rb

@@ -50,7 +50,7 @@ def reset!
 
       def method_missing(name, *args, &block)
         @link_set ||= reset!
-        @link_set.respond_to?(name) ? @link_set.__send__(name, *args, &block) : super
+        @link_set.respond_to?(name) ? @link_set.public_send(name, *args, &block) : super
       end
 
       def respond_to_missing?(name, include_private = false)

spec/sitemap_generator/sitemap_spec.rb

@@ -25,5 +25,9 @@ def respond_to_missing?(name, *) = name == :something_inherited
       expect(subject).to respond_to :something_inherited
       expect(subject.linkset_doesnt_know).to be :inherited
     end
+
+    it "respects privacy" do
+      expect { subject.add_default_links }.to raise_error NoMethodError
+    end
   end
 end