Function rustfmt

crates/cli/src/tasks/rust.rs:172–191

(files: impl IntoIterator<Item = PathBuf>)

}

pub(crate) fn rustfmt(files: impl IntoIterator<Item = PathBuf>) -> anyhow::Result<()> {
    if !has_rust_fmt() {
        if has_rust_up() {
            cmd!("rustup", "component", "add", "rustfmt")
                .run()
                .context("Failed to install rustfmt with Rustup")?;
        } else {
            anyhow::bail!("rustfmt is not installed. Please install it.");
        }
    }
    cmd(
        "rustfmt",
        itertools::chain(
            ["--edition", "2021"].into_iter().map_into::<OsString>(),
            files.into_iter().map_into(),
        ),
    )
    .run()?;
    Ok(())
}