allow reloading of models

lib/has_aux_table.rb

@@ -83,6 +83,11 @@ module HasAuxTable
       aux_class_name = aux_table_name.to_s.camelize
       aux_association_name = aux_table_name.to_s.singularize.to_sym
 
+      # Ensure the class name doesn't conflict with existing constants
+      if Object.const_defined?(aux_class_name)
+        Object.send(:remove_const, aux_class_name)
+      end
+
       # Get the current class for the association
       main_class = T.cast(self, T.class_of(ActiveRecord::Base))
       main_association_name = foreign_key.to_s.delete_suffix("_id").to_sym

spec/active_record/has_aux_table_spec.rb

@@ -722,4 +722,22 @@ RSpec.describe HasAuxTable do
       expect(fork1.num_tongs).to eq(3)
     end
   end
+
+  it "can redefine constants" do
+    class TestModel < ActiveRecord::Base
+      include HasAuxTable
+    end
+
+    class TestModelSpecific < TestModel
+      aux_table :specific
+    end
+
+    Object.send(:remove_const, :TestModelSpecific)
+
+    expect {
+      class TestModelSpecific < TestModel
+        aux_table :specific
+      end
+    }.not_to raise_error
+  end
 end