lib/arql/ext/array.rb in arql-0.1.10 vs lib/arql/ext/array.rb in arql-0.1.11

@@ -10,6 +10,18 @@
     raise 'All element should be an ActiveRecord instance object' unless all? { |e| e.is_a?(ActiveRecord::Base) }
     group_by(&:class).map do |(klass, records)|
       klass.to_upsert_sql(records, batch_size)
     end.join("\n")
   end
+
+  def v
+    raise 'Empty array' unless present?
+    raise 'All elements must be instances of the same ActiveRecord model class' unless map(&:class).uniq.size == 1 && first.is_a?(ActiveRecord::Base)
+    t = []
+    t << first.attribute_names
+    t << nil
+    each do |e|
+      t << e.attributes.values_at(*first.attribute_names)
+    end
+    t
+  end
 end