I'll admit, I do not know Elixir very well. As long as it's checked at compile-time or checked across an entire application at startup/import/init, I think it s

I'll admit, I do not know Elixir very well. As long as it's checked at compile-time or checked across an entire application at startup/import/init, I think it serves the purpose well. The problems I want to avoid is discovery at (production) runtime the shape of data doesn't match what my functions expected.