> some process Or something like Rust's `Result<T,E>` type? You can't possibly forget to `match` it, and if you `unwrap` it, it will be plain obvious, both to

> some process Or something like Rust's `Result<T,E>` type? You can't possibly forget to `match` it, and if you `unwrap` it, it will be plain obvious, both to humans and to linters. http://doc.rust-lang.org/std/result/index.html http://doc.rust-lang.org/std/result/index.html