topgrade 8.0.1

Upgrade all the things
use std::process::ExitStatus;
use thiserror::Error;

#[derive(Error, Debug, PartialEq)]
pub enum TopgradeError {
    #[error("{0}")]
    ProcessFailed(ExitStatus),

    #[error("{0}: {1}")]
    ProcessFailedWithOutput(ExitStatus, String),

    #[error("Sudo is required for this step")]
    #[allow(dead_code)]
    SudoRequired,

    #[error("Unknown Linux Distribution")]
    #[cfg(target_os = "linux")]
    UnknownLinuxDistribution,
}

#[derive(Error, Debug)]
#[error("A step failed")]
pub struct StepFailed;

#[derive(Error, Debug)]
#[error("Dry running")]
pub struct DryRun();

#[derive(Error, Debug)]
#[error("{0}")]
pub struct SkipStep(pub String);

#[cfg(all(windows, feature = "self-update"))]
#[derive(Error, Debug)]
#[error("Topgrade Upgraded")]
pub struct Upgraded(pub ExitStatus);