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use trackable::error::ErrorKind as TrackableErrorKind; use trackable::error::TrackableError; /// This crate specific error type. #[derive(Debug, Clone, TrackableError)] pub struct Error(TrackableError<ErrorKind>); /// The list of the possible error kinds #[derive(Debug, Clone, Copy, PartialEq, Eq)] pub enum ErrorKind { /// Input data is invalid. InvalidInput, /// Other errors (e.g., I/O error). Other, } impl TrackableErrorKind for ErrorKind {}