Struct holochain::prelude::chain::TestChainItem
source · pub struct TestChainItem {
pub seq: u32,
pub hash: TestChainHash,
pub prev: Option<TestChainHash>,
}
Expand description
A test implementation of a minimal ChainItem which uses simple numbers for hashes and always points back to the previous number
Fields§
§seq: u32
The sequence number
hash: TestChainHash
The hash
prev: Option<TestChainHash>
The previous hash, unless this is the first item
Implementations§
source§impl TestChainItem
impl TestChainItem
sourcepub fn new(seq: u32) -> TestChainItem
pub fn new(seq: u32) -> TestChainItem
Constructor for happy-path chains with no forking
Trait Implementations§
source§impl AsRef<TestChainItem> for TestChainItem
impl AsRef<TestChainItem> for TestChainItem
source§fn as_ref(&self) -> &TestChainItem
fn as_ref(&self) -> &TestChainItem
Converts this type into a shared reference of the (usually inferred) input type.
source§impl ChainItem for TestChainItem
impl ChainItem for TestChainItem
§type Hash = TestChainHash
type Hash = TestChainHash
The type used to represent a hash of this item
source§fn prev_hash(&self) -> Option<&<TestChainItem as ChainItem>::Hash>
fn prev_hash(&self) -> Option<&<TestChainItem as ChainItem>::Hash>
The hash of the previous item
source§fn to_display(&self) -> String
fn to_display(&self) -> String
A display representation of the item
source§impl Clone for TestChainItem
impl Clone for TestChainItem
source§fn clone(&self) -> TestChainItem
fn clone(&self) -> TestChainItem
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresource§impl Debug for TestChainItem
impl Debug for TestChainItem
source§impl From<TestChainItem> for SignedHashed<Action>
impl From<TestChainItem> for SignedHashed<Action>
source§fn from(a: TestChainItem) -> SignedHashed<Action>
fn from(a: TestChainItem) -> SignedHashed<Action>
Converts to this type from the input type.
source§impl Iso for TestChainItem
impl Iso for TestChainItem
§type Real = SignedHashed<Action>
type Real = SignedHashed<Action>
The real data which corresponds to the type this trait is defined for
source§fn test(x: &SignedHashed<Action>) -> TestChainItem
fn test(x: &SignedHashed<Action>) -> TestChainItem
Return the test version of this data, mapping if necessary. Read more
source§impl PartialEq for TestChainItem
impl PartialEq for TestChainItem
source§fn eq(&self, other: &TestChainItem) -> bool
fn eq(&self, other: &TestChainItem) -> bool
This method tests for
self
and other
values to be equal, and is used
by ==
.impl Copy for TestChainItem
impl Eq for TestChainItem
impl StructuralEq for TestChainItem
impl StructuralPartialEq for TestChainItem
Auto Trait Implementations§
impl RefUnwindSafe for TestChainItem
impl Send for TestChainItem
impl Sync for TestChainItem
impl Unpin for TestChainItem
impl UnwindSafe for TestChainItem
Blanket Implementations§
§impl<T> AnySync for T
impl<T> AnySync for T
§impl<T> ArchivePointee for T
impl<T> ArchivePointee for T
§type ArchivedMetadata = ()
type ArchivedMetadata = ()
The archived version of the pointer metadata for this type.
§fn pointer_metadata(
_: &<T as ArchivePointee>::ArchivedMetadata
) -> <T as Pointee>::Metadata
fn pointer_metadata( _: &<T as ArchivePointee>::ArchivedMetadata ) -> <T as Pointee>::Metadata
Converts some archived metadata to the pointer metadata for itself.
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
§impl<F, W, T, D> Deserialize<With<T, W>, D> for F
impl<F, W, T, D> Deserialize<With<T, W>, D> for F
§fn deserialize(
&self,
deserializer: &mut D
) -> Result<With<T, W>, <D as Fallible>::Error>
fn deserialize( &self, deserializer: &mut D ) -> Result<With<T, W>, <D as Fallible>::Error>
Deserializes using the given deserializer
§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Checks if this value is equivalent to the given key. Read more
§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key
and return true
if they are equal.source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
source§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key
and return true
if they are equal.§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Checks if this value is equivalent to the given key. Read more
source§impl<T> FutureExt for T
impl<T> FutureExt for T
source§fn with_context(self, otel_cx: Context) -> WithContext<Self> ⓘ
fn with_context(self, otel_cx: Context) -> WithContext<Self> ⓘ
source§fn with_current_context(self) -> WithContext<Self> ⓘ
fn with_current_context(self) -> WithContext<Self> ⓘ
source§impl<T> Instrument for T
impl<T> Instrument for T
source§fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
source§fn in_current_span(self) -> Instrumented<Self> ⓘ
fn in_current_span(self) -> Instrumented<Self> ⓘ
source§impl<T> Instrument for T
impl<T> Instrument for T
source§fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
fn instrument(self, span: Span) -> Instrumented<Self> ⓘ
source§fn in_current_span(self) -> Instrumented<Self> ⓘ
fn in_current_span(self) -> Instrumented<Self> ⓘ
§impl<T> LayoutRaw for T
impl<T> LayoutRaw for T
§fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>
fn layout_raw(_: <T as Pointee>::Metadata) -> Result<Layout, LayoutError>
Gets the layout of the type.
§impl<T> Pointable for T
impl<T> Pointable for T
§impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
§fn to_subset(&self) -> Option<SS>
fn to_subset(&self) -> Option<SS>
The inverse inclusion map: attempts to construct
self
from the equivalent element of its
superset. Read more§fn is_in_subset(&self) -> bool
fn is_in_subset(&self) -> bool
Checks if
self
is actually part of its subset T
(and can be converted to it).§fn to_subset_unchecked(&self) -> SS
fn to_subset_unchecked(&self) -> SS
Use with care! Same as
self.to_subset
but without any property checks. Always succeeds.§fn from_subset(element: &SS) -> SP
fn from_subset(element: &SS) -> SP
The inclusion map: converts
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to the equivalent element of its superset.§impl<T> Upcastable for T
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upcast ref
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