Struct holochain_zome_types::header::OpenChain [−][src]
pub struct OpenChain {
pub author: AgentPubKey,
pub timestamp: Timestamp,
pub header_seq: u32,
pub prev_header: HeaderHash,
pub prev_dna_hash: DnaHash,
}
Expand description
When migrating to a new version of a DNA, this header is committed to the new chain to declare the migration path taken. Currently unused
Fields
timestamp: Timestamp
header_seq: u32
prev_header: HeaderHash
prev_dna_hash: DnaHash
Implementations
Trait Implementations
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
Get a full header from the subset
type Error = SerializedBytesError
type Error = SerializedBytesError
The type returned in the event of a conversion error.
Performs the conversion.
type Error = SerializedBytesError
type Error = SerializedBytesError
The type returned in the event of a conversion error.
Performs the conversion.
type Error = SerializedBytesError
type Error = SerializedBytesError
The type returned in the event of a conversion error.
Performs the conversion.
Auto Trait Implementations
impl RefUnwindSafe for OpenChain
impl UnwindSafe for OpenChain
Blanket Implementations
Mutably borrows from an owned value. Read more
Compare self to key
and return true
if they are equal.
Instruments this type with the provided Span
, returning an
Instrumented
wrapper. Read more
pub fn vzip(self) -> V
Attaches the provided Subscriber
to this type, returning a
WithDispatch
wrapper. Read more
Attaches the current default Subscriber
to this type, returning a
WithDispatch
wrapper. Read more