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use std::fmt; /// Error returned by this create #[derive(Debug)] pub struct Error { details: String, } impl Error { pub(crate) fn new(msg: &str) -> Self { Error { details: msg.to_string(), } } } impl fmt::Display for Error { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "{}", self.details) } } impl ::std::error::Error for Error { fn description(&self) -> &str { &self.details } }