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use std::ffi::NulError;
use std::fmt::{Debug, Display, Formatter};
use std::option::Option::None;
use std::str::Utf8Error;
#[derive(Debug, Clone)]
pub enum Error {
Message(String),
Utf8Error(Utf8Error),
NulError(NulError),
}
pub type Result<T> = std::result::Result<T, Error>;
impl From<Utf8Error> for Error {
fn from(err: Utf8Error) -> Self {
Self::Utf8Error(err)
}
}
impl From<NulError> for Error {
fn from(err: NulError) -> Self {
Self::NulError(err)
}
}
impl std::error::Error for Error {
fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
match self {
Error::Message(_) => None,
Error::Utf8Error(err) => Some(err),
Error::NulError(err) => Some(err),
}
}
}
impl Display for Error {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
match self {
Error::Message(msg) => Display::fmt(msg, f),
Error::Utf8Error(err) => Display::fmt(err, f),
Error::NulError(err) => Display::fmt(err, f),
}
}
}