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chore(traverse): Improve API ergonomics (#233)

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Santiago Carmuega 2023-03-13 19:19:40 +01:00 • committed by GitHub
parent 8fa662b4de
commit c1446ebea5
7 changed files with 164 additions and 38 deletions
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27
pallas-traverse/src/header.rs
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@ -77,6 +77,33 @@ impl<'b> MultiEraHeader<'b> {
}
}
pub fn previous_hash(&self) -> Option<Hash<32>> {
match self {
MultiEraHeader::AlonzoCompatible(x) => x.header_body.prev_hash,
MultiEraHeader::Babbage(x) => x.header_body.prev_hash,
MultiEraHeader::EpochBoundary(x) => Some(x.prev_block),
MultiEraHeader::Byron(x) => Some(x.prev_block),
}
}
pub fn vrf_vkey(&self) -> Option<&[u8]> {
match self {
MultiEraHeader::AlonzoCompatible(x) => Some(x.header_body.vrf_vkey.as_ref()),
MultiEraHeader::Babbage(x) => Some(x.header_body.vrf_vkey.as_ref()),
MultiEraHeader::EpochBoundary(_) => None,
MultiEraHeader::Byron(_) => None,
}
}
pub fn issuer_vkey(&self) -> Option<&[u8]> {
match self {
MultiEraHeader::AlonzoCompatible(x) => Some(x.header_body.issuer_vkey.as_ref()),
MultiEraHeader::Babbage(x) => Some(x.header_body.issuer_vkey.as_ref()),
MultiEraHeader::EpochBoundary(_) => None,
MultiEraHeader::Byron(_) => None,
}
}
pub fn leader_vrf_output(&self) -> Result<Vec<u8>, Error> {
match self {
MultiEraHeader::EpochBoundary(_) => Err(Error::InvalidEra(Era::Byron)),