This assumes you don't write any tests. In that case your system has more problems than the scope of this article. There's nothing wrong with using metaprogra

This assumes you don't write any tests. In that case your system has more problems than the scope of this article. There's nothing wrong with using metaprogramming to generate methods, as long as you are writing tests for those methods. Grepping the application code is usually much less useful than grepping the tests to see how the system is intended to behave.