api without block syntax

spec/active_record/aux_table_spec.rb

@@ -40,7 +40,7 @@ RSpec.describe ActiveRecord::AuxTable do
     include ActiveRecord::AuxTable
     self.table_name = "test_classes"
 
-    aux_table(:test_table) { |t| t.string :name }
+    aux_table(:test_table)
   end
 
   class Vehicle < ActiveRecord::Base
@@ -49,7 +49,7 @@ RSpec.describe ActiveRecord::AuxTable do
   end
 
   class Car < Vehicle
-    aux_table(:car_aux) { |t| t.string :fuel_type }
+    aux_table(:car_aux)
   end
 
   it "has a version number" do
@@ -86,7 +86,7 @@ RSpec.describe ActiveRecord::AuxTable do
       config = TestClass.aux_table_configuration(:test_table)
       expect(config).to be_a(ActiveRecord::AuxTable::Configuration)
       expect(config.table_name).to eq(:test_table)
-      expect(config.block).to be_a(Proc)
+      expect(config.block).to be_nil # No block provided in new API
 
       # Test string to symbol conversion
       expect(TestClass.aux_table_configurations.keys).to include(:test_table)
@@ -158,8 +158,11 @@ RSpec.describe ActiveRecord::AuxTable do
         }.to raise_error(TypeError)
       end
 
-      it "raises TypeError when block is missing" do
-        expect { TestClass.aux_table(:test_table) }.to raise_error(TypeError)
+      it "works without a block (new simplified API)" do
+        # Test that the method works without a block (block is now optional)
+        # We'll test this by checking that block is nil when no block is provided
+        config = TestClass.aux_table_configuration(:test_table)
+        expect(config.block).to be_nil
       end
 
       it "raises ArgumentError for duplicate table definitions" do
@@ -187,14 +190,6 @@ RSpec.describe ActiveRecord::AuxTable do
       expect(config.block).to eq(block)
     end
 
-    it "initializes columns as empty array" do
-      expect(config.columns).to eq([])
-    end
-
-    it "initializes indexes as empty array" do
-      expect(config.indexes).to eq([])
-    end
-
     it "initializes model_class as nil" do
       expect(config.model_class).to be_nil
     end
@@ -210,13 +205,7 @@ RSpec.describe ActiveRecord::AuxTable do
       config.model_class = model_class
 
       hash = config.to_hash
-      expect(hash).to include(
-        table_name: :test_table,
-        block: block,
-        columns: [],
-        indexes: [],
-        model_class: model_class
-      )
+      expect(hash).to include(table_name: :test_table, model_class: model_class)
     end
   end