| #[derive(Debug)] | |
| enum MyError { | |
| NotFound { key: Vec<u8> }, | |
| Err41, | |
| } | |
| impl std::error::Error for MyError {} | |
| impl std::fmt::Display for MyError { | |
| fn fmt(&self, f: &mut std::fmt::Formatter) -> std::fmt::Result { | |
| match self { | |
| MyError::NotFound { key } => write!( | |
| f, | |
| "unknown error with code {}.", | |
| String::from_utf8(*key).unwrap() | |
| //~^ ERROR cannot move out of `*key` which is behind a shared reference | |
| ), | |
| MyError::Err41 => write!(f, "Sit by a lake"), | |
| } | |
| } | |
| } | |
| fn main() { | |
| println!("Hello, world!"); | |
| } |