| //! Error types for the [`tower::balance`] middleware. | |
| //! | |
| //! [`tower::balance`]: crate::balance | |
| use std::fmt; | |
| /// The balancer's endpoint discovery stream failed. | |
| #[derive(Debug)] | |
| pub struct Discover(pub(crate) crate::BoxError); | |
| impl fmt::Display for Discover { | |
| fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { | |
| write!(f, "load balancer discovery error: {}", self.0) | |
| } | |
| } | |
| impl std::error::Error for Discover { | |
| fn source(&self) -> Option<&(dyn std::error::Error + 'static)> { | |
| Some(&*self.0) | |
| } | |
| } |