pub struct TransitionBundle {
    pub input_map: Confined<BTreeMap<Vin, OpId>, 1, U16>,
    pub known_transitions: Confined<BTreeMap<OpId, Transition>, 1, U16>,
}

impl CommitEncode for TransitionBundle {
    type CommitmentId = BundleId;

    fn commit_encode(&self, e: &mut CommitEngine) { e.commit_to(&self.input_map); } <------ error here
}

// ./strict_enconding/rust/src/embedded.rs:547

impl<K: StrictType + Ord + Hash, V: StrictType, const MIN_LEN: usize, const MAX_LEN: usize>
    StrictType for Confined<BTreeMap<K, V>, MIN_LEN, MAX_LEN>
{
    const STRICT_LIB_NAME: &'static str = LIB_EMBEDDED;
    fn strict_name() -> Option<TypeName> { None }
}

// ./strict_enconding/rust/src/types.rs:48
pub trait StrictType: Sized {
    const STRICT_LIB_NAME: &'static str;
    fn strict_name() -> Option<TypeName> {
        fn get_ident(path: &str) -> &str {
            path.rsplit_once("::")
                .map(|(_, n)| n.trim())
                .unwrap_or(path)
        }

        let name = any::type_name::<Self>().replace('&', "");
        let mut ident = vec![];
        for mut arg in name.split([',', '<', '>', '(', ')']) {
            arg = arg.trim();
            if arg.is_empty() {
                continue;
            }
            ident.push(get_ident(arg));
        }
        Some(tn!(ident.join("")))
    }
}