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use std::error::Error as StdError;
use std::fmt;
use std::io;
use std::num;
use std::result;
use crossbeam_channel::SendError;
use super::span::FinishedSpan;
#[derive(Debug)]
pub enum Error {
IoError(self::io::Error),
Msg(String),
ParseIntError(self::num::ParseIntError),
SendError(self::SendError<FinishedSpan>)
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
Error::IoError(ref io) => fmt::Display::fmt(io, f),
Error::Msg(ref msg) => fmt::Display::fmt(msg, f),
Error::ParseIntError(ref parse) => fmt::Display::fmt(parse, f),
Error::SendError(ref send) => fmt::Display::fmt(send, f),
}
}
}
impl StdError for Error {}
impl From<self::io::Error> for Error {
fn from(error: io::Error) -> Self {
Error::IoError(error)
}
}
impl From<self::num::ParseIntError> for Error {
fn from(error: self::num::ParseIntError) -> Self {
Error::ParseIntError(error)
}
}
impl From<self::SendError<FinishedSpan>> for Error {
fn from(error: self::SendError<FinishedSpan>) -> Self {
Error::SendError(error)
}
}
pub type Result<T> = self::result::Result<T, Error>;