Add respond_to_missing? to classes defining method_missing to improve respond_to? behavior

.rubocop_todo.yml

@@ -273,13 +273,6 @@ Style/MapToHash:
     - 'lib/reporting/reports/enterprise_fee_summary/fee_summary.rb'
     - 'lib/tasks/sample_data/user_factory.rb'
 
-# Offense count: 3
-Style/MissingRespondToMissing:
-  Exclude:
-    - 'app/helpers/application_helper.rb'
-    - 'app/models/spree/gateway.rb'
-    - 'app/models/spree/preferences/configuration.rb'
-
 # Offense count: 38
 Style/OpenStructUse:
   Exclude:

app/helpers/application_helper.rb

@@ -45,6 +45,11 @@ module ApplicationHelper
     form_for(name, *(args << options.merge(builder: AngularFormBuilder)), &)
   end
 
+  def respond_to_missing?(method_name, include_private = false)
+    (method_name.to_s.end_with?('_path',
+                                '_url') && spree.respond_to?(method_name, include_private)) || super
+  end
+
   # Pass URL helper calls on to spree where applicable so that we don't need to use
   # spree.foo_path in any view rendered from non-spree-namespaced controllers.
   def method_missing(method, *args, &)

app/models/spree/gateway.rb

@@ -30,6 +30,10 @@ module Spree
       preferences.transform_keys(&:to_sym)
     end
 
+    def respond_to_missing?(method_name, include_private = false)
+      @provider.respond_to?(method_name, include_private) || super
+    end
+
     def method_missing(method, *args)
       if @provider.nil? || !@provider.respond_to?(method)
         super

app/models/spree/preferences/configuration.rb

@@ -57,6 +57,11 @@ module Spree
         set_preference args[0], args[1]
       end
 
+      def respond_to_missing?(method_name, include_private = false)
+        name = method_name.to_s.chomp('=')
+        has_preference?(name) || super
+      end
+
       def method_missing(method, *args)
         name = method.to_s.gsub('=', '')
         if has_preference? name