use std::fmt::{Display, Formatter, Result as FmtResult};
use std::error;
#[cfg(feature = "reqwest")]
use reqwest;
use url;
#[derive(Debug)]
pub enum Error {
#[cfg(feature = "reqwest")]
NetworkError(reqwest::Error),
UrlParseError(url::ParseError),
Unexpected,
}
impl Display for Error {
fn fmt(&self, f: &mut Formatter) -> FmtResult {
match *self {
#[cfg(feature = "reqwest")]
Error::NetworkError(ref e) => write!(f, "NetworkError: {}", e),
Error::UrlParseError(ref e) => write!(f, "UrlParseError: {}", e),
Error::Unexpected => write!(f, "UnexpectedError"),
}
}
}
impl From<url::ParseError> for Error {
fn from(err: url::ParseError) -> Error {
Error::UrlParseError(err)
}
}
#[cfg(feature = "reqwest")]
impl From<reqwest::Error> for Error {
fn from(err: reqwest::Error) -> Error {
Error::NetworkError(err)
}
}
impl error::Error for Error {
fn description(&self) -> &str { "" }
}