use crate::{de::DeserializeError, ser::SerializeError};
use std::{error::Error as StdError, fmt, io, string};
#[derive(Debug)]
pub enum Error {
IOError(io::Error),
FormatError(string::FromUtf8Error),
DeserializeError(DeserializeError),
SerializeError(SerializeError),
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
Error::IOError(ref e) => write!(f, "{}", e),
Error::FormatError(ref e) => write!(f, "{}", e),
Error::DeserializeError(ref e) => write!(f, "{}", e),
Error::SerializeError(ref e) => write!(f, "{}", e),
}
}
}
impl From<io::Error> for Error {
fn from(e: io::Error) -> Self {
Error::IOError(e)
}
}
impl From<DeserializeError> for Error {
fn from(e: DeserializeError) -> Self {
Error::DeserializeError(e)
}
}
impl From<SerializeError> for Error {
fn from(e: SerializeError) -> Self {
Error::SerializeError(e)
}
}
impl StdError for Error {
fn cause(&self) -> Option<&dyn StdError> {
match self {
Error::IOError(ref e) => Some(e),
Error::FormatError(ref e) => Some(e),
Error::DeserializeError(ref e) => Some(e),
Error::SerializeError(ref e) => Some(e),
}
}
}