> It's not a good option for library crates, e.g. Author here. Yes, it is. It was literally made for libraries. Notably https://github.com/dtolnay/zmij https:/

> It's not a good option for library crates, e.g. Author here. Yes, it is. It was literally made for libraries. Notably https://github.com/dtolnay/zmij https://github.com/dtolnay/zmij and https://github.com/dtolnay/itoa https://github.com/dtolnay/itoa use it to enforce that the libraries' public API is absent of panicking.