fn remove_key()

in tuftool/src/root.rs [240:262]

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

    fn remove_key(path: &Path, key_id: &Decoded<Hex>, role: Option<RoleType>) -> Result<()> {
        let mut root: Signed<Root> = load_file(path)?;
        if let Some(role) = role {
            if let Some(role_keys) = root.signed.roles.get_mut(&role) {
                role_keys
                    .keyids
                    .iter()
                    .position(|k| k.eq(key_id))
                    .map(|pos| role_keys.keyids.remove(pos));
            }
        } else {
            for role_keys in root.signed.roles.values_mut() {
                role_keys
                    .keyids
                    .iter()
                    .position(|k| k.eq(key_id))
                    .map(|pos| role_keys.keyids.remove(pos));
            }
            root.signed.keys.remove(key_id);
        }
        clear_sigs(&mut root);
        write_file(path, &root)
    }