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//! Representations of various client errors
use http;
use hyper::{self, StatusCode};
use serde_json::Error as SerdeError;
use std::error::Error as StdError;
use std::fmt;
use std::io::Error as IoError;
#[derive(Debug)]
pub enum Error {
SerdeJsonError(SerdeError),
Hyper(hyper::Error),
Http(http::Error),
IO(IoError),
Fault { code: StatusCode, message: String },
}
impl From<SerdeError> for Error {
fn from(error: SerdeError) -> Error {
Error::SerdeJsonError(error)
}
}
impl From<hyper::Error> for Error {
fn from(error: hyper::Error) -> Error {
Error::Hyper(error)
}
}
impl From<http::Error> for Error {
fn from(error: http::Error) -> Error {
Error::Http(error)
}
}
impl From<IoError> for Error {
fn from(error: IoError) -> Error {
Error::IO(error)
}
}
impl fmt::Display for Error {
fn fmt(
&self,
f: &mut fmt::Formatter,
) -> fmt::Result {
write!(f, "Docker Error: ")?;
match self {
Error::SerdeJsonError(ref err) => err.fmt(f),
Error::Http(ref err) => err.fmt(f),
Error::Hyper(ref err) => err.fmt(f),
Error::IO(ref err) => err.fmt(f),
Error::Fault { code, .. } => write!(f, "{}", code),
}
}
}
impl StdError for Error {
fn description(&self) -> &str {
"Shiplift Error"
}
fn cause(&self) -> Option<&StdError> {
match self {
Error::SerdeJsonError(ref err) => Some(err),
Error::Http(ref err) => Some(err),
Error::IO(ref err) => Some(err),
_ => None,
}
}
}
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