use std::error::Error;
use std::fmt;
use std::io;
#[derive(Debug)]
pub enum AcariError {
IO(io::Error),
Time(std::time::SystemTimeError),
DateFormat(chrono::format::ParseError),
Request(reqwest::Error),
Json(serde_json::Error),
Url(url::ParseError),
Mite(u16, String),
UserError(String),
InternalError(String),
}
impl fmt::Display for AcariError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
AcariError::IO(err) => write!(f, "IO error: {}", err),
AcariError::Time(err) => write!(f, "Time error: {}", err),
AcariError::DateFormat(err) => write!(f, "Date format error: {}", err),
AcariError::Request(err) => write!(f, "Request error: {}", err),
AcariError::Json(err) => write!(f, "Json error: {}", err),
AcariError::Url(err) => write!(f, "Url error: {}", err),
AcariError::Mite(status, error) => write!(f, "Mite error ({}): {}", status, error),
AcariError::UserError(s) => write!(f, "User error: {}", s),
AcariError::InternalError(s) => write!(f, "Internal error: {}", s),
}
}
}
impl Error for AcariError {
fn source(&self) -> Option<&(dyn Error + 'static)> {
match self {
AcariError::IO(err) => Some(err),
AcariError::Time(err) => Some(err),
AcariError::DateFormat(err) => Some(err),
AcariError::Request(err) => Some(err),
AcariError::Json(err) => Some(err),
_ => None,
}
}
}
macro_rules! acari_error_from {
($error: ty, $app_error: ident) => {
impl From<$error> for AcariError {
fn from(err: $error) -> AcariError {
AcariError::$app_error(err)
}
}
};
}
acari_error_from!(io::Error, IO);
acari_error_from!(std::time::SystemTimeError, Time);
acari_error_from!(serde_json::Error, Json);
acari_error_from!(url::ParseError, Url);
acari_error_from!(chrono::format::ParseError, DateFormat);
acari_error_from!(reqwest::Error, Request);