And Idris even enables a type-safe version: <a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=fVBck2Zngjo" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=fVBck2Zngjo</a><p>So if you mismatch the types you&#x27;ll get a compile time error instead of a run time error.