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use std::{fmt, io};
/// `Result` from std, with the error type defaulting to xshell_venv's [`Error`].
pub type Result<T, E = Error> = std::result::Result<T, E>;
/// An error returned by an `xshell` operation.
pub enum Error {
PythonNotDetected(&'static str),
Xshell(xshell::Error),
Io(io::Error),
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
Error::PythonNotDetected(s) => write!(f, "{}", s),
Error::Xshell(e) => write!(f, "{}", e),
Error::Io(e) => write!(f, "{}", e),
}
}
}
impl From<xshell::Error> for Error {
fn from(error: xshell::Error) -> Error {
Error::Xshell(error)
}
}
impl From<&'static str> for Error {
fn from(msg: &'static str) -> Error {
Error::PythonNotDetected(msg)
}
}
impl From<io::Error> for Error {
fn from(value: io::Error) -> Self {
Error::Io(value)
}
}
impl fmt::Debug for Error {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
fmt::Display::fmt(self, f)
}
}
impl std::error::Error for Error {}