| //! An uninhabitable type meaning it can never happen. | |
| //! | |
| //! To be replaced with `!` once it is stable. | |
| use std::error::Error; | |
| use std::fmt; | |
| #[derive(Debug)] | |
| pub(crate) enum Never {} | |
| impl fmt::Display for Never { | |
| fn fmt(&self, _: &mut fmt::Formatter<'_>) -> fmt::Result { | |
| match *self {} | |
| } | |
| } | |
| impl Error for Never { | |
| fn description(&self) -> &str { | |
| match *self {} | |
| } | |
| } |