Earlier quoted context omitted.
Needing to be longer than five lines? What's your limit? I can see some view functions being a bit more, but that's boilerplate. A function should do one thing. It's really, really hard to do one thing in more than a few lines.
Just take a look at any OS/graphics/machine learning/etc. codebase.
Okay, I have.
I haven't seen any code that could not be refactored to be clearer and shorter. Not being a dick, but five lines is a lot.