Make inheritable options configurable

lib/subroutine.rb

@@ -25,4 +25,12 @@ def self.include_defaults_in_params?
     false
   end
 
+  def self.inheritable_field_options=(opts)
+    @inheritable_field_options = opts.map(&:to_sym)
+  end
+
+  def self.inheritable_field_options
+    @inheritable_field_options ||= %i[mass_assignable field_reader field_writer groups aka]
+  end
+
 end

lib/subroutine/fields/configuration.rb

@@ -5,7 +5,6 @@ module Fields
     class Configuration < ::SimpleDelegator
 
       PROTECTED_GROUP_IDENTIFIERS = %i[all original default].freeze
-      INHERITABLE_OPTIONS = %i[mass_assignable field_reader field_writer groups aka].freeze
       NO_GROUPS = [].freeze
 
       def self.from(field_name, options)
@@ -61,7 +60,7 @@ def get_default
       end
 
       def inheritable_options
-        config.slice(*INHERITABLE_OPTIONS)
+        config.slice(*Subroutine.inheritable_field_options)
       end
 
       def mass_assignable?

lib/subroutine/version.rb

@@ -4,7 +4,7 @@ module Subroutine
 
   MAJOR = 4
   MINOR = 1
-  PATCH = 1
+  PATCH = 3
   PRE   = nil
 
   VERSION = [MAJOR, MINOR, PATCH, PRE].compact.join(".")

test/subroutine/association_test.rb

@@ -345,5 +345,20 @@ def test_find_by_is_used_if_raise_on_miss_is_false
       assert_nil op.user
     end
 
+    def test_inheritable_options_are_inherited_by_child_fields
+      Subroutine.stubs(:inheritable_field_options).returns(%i[foo bar])
+      klass = Class.new(OpWithAssociation) do
+        association :buster, foo: true, bar: false, baz: true
+        association :mister, polymorphic: true, foo: true, bar: false, baz: true
+      end
+
+      %i[buster_id mister_id mister_type].each do |field_name|
+        field = klass.field_configurations.fetch(field_name)
+        assert_equal true, field[:foo]
+        assert_equal false, field[:bar]
+        assert_equal false, field.config.key?(:baz)
+      end
+    end
+
   end
 end