Failing With Style
Learn how to implement early exit techniques in Rust using break, continue, return, and the ? operator. Discover how to handle errors gracefully by combining Option and Result types, enabling you to write clearer and more informative Rust programs.
We'll cover the following...
We'll cover the following...
It may seem weird that this None propagation thing is considered so important in Rust that it gets its own special ? thingy. But here’s the next piece in the puzzle: ? works for more than just Option. A very common thing to do in real world programmers is to deal with errors. Let’s get a nice example to make sense of that.
Let’s say I’m running the ticket booth for a roller coaster. Families come up, and I need to ...