topgrade 17.4.0

Upgrade all the things
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use std::env;
#[cfg(unix)]
use std::os::unix::process::CommandExt as _;
use std::process::Command;
#[cfg(windows)]
use std::process::exit;

use crate::step::Step;
use color_eyre::eyre::Result;
#[cfg(unix)]
use color_eyre::eyre::bail;
use rust_i18n::t;
use self_update_crate::backends::github::Update;
use self_update_crate::update::UpdateStatus;

use super::terminal::{print_info, print_separator};
use crate::execution_context::ExecutionContext;

pub fn self_update(ctx: &ExecutionContext) -> Result<()> {
    print_separator(t!("Self update"));

    if ctx.run_type().dry() {
        println!("{}", t!("Would self-update"));
        Ok(())
    } else {
        let assume_yes = ctx.config().yes(Step::SelfUpdate);
        let current_exe = env::current_exe();

        let target = self_update_crate::get_target();
        let current_version = self_update_crate::cargo_crate_version!();
        let result = Update::configure()
            .repo_owner("topgrade-rs")
            .repo_name("topgrade")
            .target(target)
            .bin_name(if cfg!(windows) { "topgrade.exe" } else { "topgrade" })
            .show_output(true)
            .show_download_progress(true)
            .current_version(current_version)
            .no_confirm(assume_yes)
            .build()?
            .update_extended()?;

        if let UpdateStatus::Updated(release) = &result {
            println!(
                "{}",
                t!(
                    "Topgrade upgraded from {from_version} to {to_version}:\n",
                    from_version = current_version,
                    to_version = release.version
                )
            );
            if let Some(body) = &release.body {
                println!("{body}");
            }
        } else {
            println!("{}", t!("Topgrade is up-to-date"));
        }

        {
            if result.updated() {
                print_info(t!("Respawning..."));
                #[allow(clippy::disallowed_methods)]
                let mut command = Command::new(current_exe?);
                command.args(env::args().skip(1)).env("TOPGRADE_NO_SELF_UPGRADE", "");

                #[cfg(unix)]
                {
                    let err = command.exec();
                    bail!(err);
                }

                #[cfg(windows)]
                {
                    #[allow(clippy::disallowed_methods)]
                    let status = command.status()?;
                    exit(status.code().expect("This cannot return None on Windows"));
                }
            }
        }

        Ok(())
    }
}