migration extension helpers

sorbet/rbi/todo.rbi

@@ -6,11 +6,10 @@
 
 module ::DateAndTime::Calculations; end
 module ::DateAndTime::Zones; end
-module ActiveModel::AttributeSet; end
 module ActiveModel::Error; end
-module ActiveRecord::AuxTable::Configuration; end
 module ActiveRecord::ConnectionAdapters::DatabaseStatements; end
 module ActiveRecord::ConnectionAdapters::SchemaStatements; end
+module ActiveRecord::ConnectionAdapters::TableDefinition; end
 module ActiveRecord::Rollback; end
 module ActiveRecord::StatementInvalid; end
 module ActiveSupport::ArrayInquirer; end