cardano_serialization_lib/serialization/certificates/
stake_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 StakeDelegation {
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        self.serialize_as_embedded_group(serializer)
15    }
16}
17
18impl SerializeEmbeddedGroup for StakeDelegation {
19    fn serialize_as_embedded_group<'se, W: Write>(
20        &self,
21        serializer: &'se mut Serializer<W>,
22    ) -> cbor_event::Result<&'se mut Serializer<W>> {
23        let proposal_index = CertificateIndexNames::StakeDelegation.to_u64();
24        serialize_and_check_index(serializer, proposal_index, "StakeDelegation")?;
25
26        self.stake_credential.serialize(serializer)?;
27        self.pool_keyhash.serialize(serializer)?;
28        Ok(serializer)
29    }
30}
31
32impl_deserialize_for_wrapped_tuple!(StakeDelegation);
33
34impl DeserializeEmbeddedGroup for StakeDelegation {
35    fn deserialize_as_embedded_group<R: BufRead + Seek>(
36        raw: &mut Deserializer<R>,
37        len: cbor_event::Len,
38    ) -> Result<Self, DeserializeError> {
39        check_len(len, 3, "(cert_index, stake_credential, pool_keyhash)")?;
40        let cert_index = CertificateIndexNames::StakeDelegation.to_u64();
41        deserialize_and_check_index(raw, cert_index, "cert_index")?;
42
43        let stake_credential =
44            (|| -> Result<_, DeserializeError> { Ok(Credential::deserialize(raw)?) })()
45                .map_err(|e| e.annotate("stake_credential"))?;
46        let pool_keyhash =
47            (|| -> Result<_, DeserializeError> { Ok(Ed25519KeyHash::deserialize(raw)?) })()
48                .map_err(|e| e.annotate("pool_keyhash"))?;
49        Ok(StakeDelegation {
50            stake_credential,
51            pool_keyhash,
52        })
53    }
54}
cardano_serialization_lib/serialization/certificates/stake_delegation.rs

cardano_serialization_lib/serialization/certificates/
stake_delegation.rs
