use std::error;
use std::fmt;
#[derive(Debug)]
pub enum SeismicError {
ServerError(String),
DBNotFoundError(String),
ConnectionError,
SerialError,
JsonError,
}
use self::SeismicError::*;
impl error::Error for SeismicError {
fn description(&self) -> &str {
match *self {
ServerError(ref msg) => &msg,
DBNotFoundError(ref dbname) => &dbname,
ConnectionError => "Error connecting to seismicdb",
SerialError => "Error serializing/deserializing",
JsonError => "Error serializing/deserializing json",
}
}
}
impl fmt::Display for SeismicError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match *self {
ServerError(ref msg) => write!(f, "SeismicError: {}", msg),
DBNotFoundError(ref dbname) => write!(f, "DBNotFoundError: {}", dbname),
ConnectionError => write!(f, "ConnectionError"),
SerialError => write!(f, "SerialError"),
JsonError => write!(f, "JsonError"),
}
}
}
impl From<std::io::Error> for SeismicError {
fn from(_: std::io::Error) -> Self {
SeismicError::SerialError
}
}