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use crate::stratum_error::StratumError; use futures::channel::mpsc::SendError; use std::fmt; #[derive(Debug)] pub enum Error { NotAuthorized, StreamClosed, Json(serde_json::error::Error), Io(std::io::Error), MesssageSend(SendError), Stratum(StratumError), } impl From<StratumError> for Error { fn from(e: StratumError) -> Error { Error::Stratum(e) } } impl From<std::io::Error> for Error { fn from(e: std::io::Error) -> Error { Error::Io(e) } } impl From<serde_json::error::Error> for Error { fn from(e: serde_json::error::Error) -> Error { Error::Json(e) } } impl From<SendError> for Error { fn from(e: SendError) -> Error { Error::MesssageSend(e) } } impl fmt::Display for Error { fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { match *self { Error::NotAuthorized => write!(f, "Stratum User not authorized"), Error::StreamClosed => write!(f, "Stratum Stream closed"), Error::Json(ref e) => write!(f, "JSON error: {}", e), Error::Io(ref e) => write!(f, "IO Error: {}", e), Error::MesssageSend(ref e) => write!(f, "Channel Send Error: {}", e), Error::Stratum(ref e) => write!(f, "Stratum Error: {}", e), } } }