Struct holochain_zome_types::header::OpenChain
source · [−]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
sourceimpl OpenChain
impl OpenChain
pub fn from_builder(common: HeaderBuilderCommon, prev_dna_hash: DnaHash) -> Self
Trait Implementations
sourceimpl<'arbitrary> Arbitrary<'arbitrary> for OpenChain
impl<'arbitrary> Arbitrary<'arbitrary> for OpenChain
sourcefn arbitrary(u: &mut Unstructured<'arbitrary>) -> Result<Self>
fn arbitrary(u: &mut Unstructured<'arbitrary>) -> Result<Self>
Generate an arbitrary value of Self
from the given unstructured data. Read more
sourcefn arbitrary_take_rest(u: Unstructured<'arbitrary>) -> Result<Self>
fn arbitrary_take_rest(u: Unstructured<'arbitrary>) -> Result<Self>
Generate an arbitrary value of Self
from the entirety of the given unstructured data. Read more
sourceimpl<'de> Deserialize<'de> for OpenChain
impl<'de> Deserialize<'de> for OpenChain
sourcefn 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
sourceimpl HashableContent for OpenChain
impl HashableContent for OpenChain
sourcefn hashable_content(&self) -> HashableContentBytes
fn hashable_content(&self) -> HashableContentBytes
Return a subset of the content, either as SerializedBytes “content”, which will be used to compute the hash, or as an already precomputed hash which will be used directly Read more
sourceimpl HeaderBuilder<OpenChain> for OpenChain
impl HeaderBuilder<OpenChain> for OpenChain
fn build(self, common: HeaderBuilderCommon) -> OpenChain
sourceimpl HeaderInner for OpenChain
impl HeaderInner for OpenChain
sourcefn into_header(self) -> Header
fn into_header(self) -> Header
Get a full header from the subset
sourceimpl TryFrom<&'_ OpenChain> for SerializedBytes
impl TryFrom<&'_ OpenChain> for SerializedBytes
type Error = SerializedBytesError
type Error = SerializedBytesError
The type returned in the event of a conversion error.
sourcefn try_from(t: &OpenChain) -> Result<SerializedBytes, SerializedBytesError>
fn try_from(t: &OpenChain) -> Result<SerializedBytes, SerializedBytesError>
Performs the conversion.
sourceimpl TryFrom<OpenChain> for SerializedBytes
impl TryFrom<OpenChain> for SerializedBytes
type Error = SerializedBytesError
type Error = SerializedBytesError
The type returned in the event of a conversion error.
sourcefn try_from(t: OpenChain) -> Result<SerializedBytes, SerializedBytesError>
fn try_from(t: OpenChain) -> Result<SerializedBytes, SerializedBytesError>
Performs the conversion.
sourceimpl TryFrom<SerializedBytes> for OpenChain
impl TryFrom<SerializedBytes> for OpenChain
type Error = SerializedBytesError
type Error = SerializedBytesError
The type returned in the event of a conversion error.
sourcefn try_from(sb: SerializedBytes) -> Result<OpenChain, SerializedBytesError>
fn try_from(sb: SerializedBytes) -> Result<OpenChain, SerializedBytesError>
Performs the conversion.
impl Eq for OpenChain
impl StructuralEq for OpenChain
impl StructuralPartialEq for OpenChain
Auto Trait Implementations
impl RefUnwindSafe for OpenChain
impl Send for OpenChain
impl Sync for OpenChain
impl Unpin for OpenChain
impl UnwindSafe for OpenChain
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<Q, K> Equivalent<K> for Q where
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,
impl<Q, K> Equivalent<K> for Q where
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,
sourcefn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to key
and return true
if they are equal.
sourceimpl<T, C> HashableContentExtSync<T> for C where
T: HashTypeSync,
C: HashableContent<HashType = T>,
impl<T, C> HashableContentExtSync<T> for C where
T: HashTypeSync,
C: HashableContent<HashType = T>,
sourcefn into_hashed(self) -> HoloHashed<C>
fn into_hashed(self) -> HoloHashed<C>
Move into a HoloHashed
sourceimpl<T> Instrument for T
impl<T> Instrument for T
sourcefn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
sourcefn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
fn vzip(self) -> V
sourceimpl<T> WithSubscriber for T
impl<T> WithSubscriber for T
sourcefn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self> where
S: Into<Dispatch>,
Attaches the provided Subscriber
to this type, returning a
WithDispatch
wrapper. Read more
sourcefn with_current_subscriber(self) -> WithDispatch<Self>
fn with_current_subscriber(self) -> WithDispatch<Self>
Attaches the current default Subscriber
to this type, returning a
WithDispatch
wrapper. Read more