fn cmd_add_exemption()

in src/main.rs [1676:1731]

• 40 lines of code
• 4 McCabe index (conditional complexity)

fn cmd_add_exemption(
    _out: &Arc<dyn Out>,
    cfg: &Config,
    sub_args: &AddExemptionArgs,
) -> Result<(), miette::Report> {
    // Add an exemption entry
    let mut store = Store::acquire_offline(cfg)?;

    let notes = sub_args.notes.clone();

    let criteria = if sub_args.criteria.is_empty() {
        // TODO: provide an interactive prompt for this
        vec![store.config.default_criteria.clone().into()]
    } else {
        sub_args
            .criteria
            .iter()
            .map(|s| s.to_owned().into())
            .collect()
    };

    let suggest = !sub_args.no_suggest;

    // FIXME: can/should we check if the version makes sense..?
    if !sub_args.force
        && !foreign_packages(&cfg.metadata, &store.config).any(|pkg| pkg.name == sub_args.package)
    {
        // ERRORS: immediate fatal diagnostic? should we allow you to certify random packages?
        // You're definitely *allowed* to have unused audits, otherwise you'd be constantly deleting
        // useful audits whenever you update your dependencies! But this might be a useful guard
        // against typosquatting or other weird issues?
        return Err(miette!(
            "'{}' isn't one of your foreign packages",
            sub_args.package
        ));
    }

    // Ok! Ready to commit the audit!
    let new_entry = ExemptedDependency {
        criteria,
        notes,
        version: sub_args.version.clone(),
        suggest,
    };

    store
        .config
        .exemptions
        .entry(sub_args.package.clone())
        .or_default()
        .push(new_entry);

    store.commit()?;

    Ok(())
}