cardano_serialization_lib/serialization/certificates/
vote_delegation.rs

1use crate::serialization::map_names::CertificateIndexNames;
2use crate::serialization::utils::{
3    check_len, deserialize_and_check_index, serialize_and_check_index,
4};
5use crate::*;
6use num_traits::ToPrimitive;
7
8impl cbor_event::se::Serialize for VoteDelegation {
9    fn serialize<'se, W: Write>(
10        &self,
11        serializer: &'se mut Serializer<W>,
12    ) -> cbor_event::Result<&'se mut Serializer<W>> {
13        serializer.write_array(cbor_event::Len::Len(3))?;
14
15        let proposal_index = CertificateIndexNames::VoteDelegation.to_u64();
16        serialize_and_check_index(serializer, proposal_index, "VoteDelegation")?;
17
18        self.stake_credential.serialize(serializer)?;
19        self.drep.serialize(serializer)?;
20        Ok(serializer)
21    }
22}
23
24impl_deserialize_for_wrapped_tuple!(VoteDelegation);
25
26impl DeserializeEmbeddedGroup for VoteDelegation {
27    fn deserialize_as_embedded_group<R: BufRead + Seek>(
28        raw: &mut Deserializer<R>,
29        len: cbor_event::Len,
30    ) -> Result<Self, DeserializeError> {
31        check_len(len, 3, "(cert_index, stake_credential, drep)")?;
32        let cert_index = CertificateIndexNames::VoteDelegation.to_u64();
33        deserialize_and_check_index(raw, cert_index, "cert_index")?;
34
35        let stake_credential =
36            Credential::deserialize(raw).map_err(|e| e.annotate("stake_credential"))?;
37
38        let drep = DRep::deserialize(raw).map_err(|e| e.annotate("drep"))?;
39
40        Ok(VoteDelegation {
41            stake_credential,
42            drep,
43        })
44    }
45}