pub struct SysValidationWorkspace { /* private fields */ }
Implementations§
source§impl SysValidationWorkspace
impl SysValidationWorkspace
sourcepub fn new(
authored_db: DbRead<DbKindAuthored>,
dht_db: DbRead<DbKindDht>,
dht_query_cache: DhtDbQueryCache,
cache: DbWrite<DbKindCache>,
dna_def: Arc<DnaDef>
) -> Self
pub fn new(
authored_db: DbRead<DbKindAuthored>,
dht_db: DbRead<DbKindDht>,
dht_query_cache: DhtDbQueryCache,
cache: DbWrite<DbKindCache>,
dna_def: Arc<DnaDef>
) -> Self
Examples found in repository?
src/core/queue_consumer.rs (lines 205-211)
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pub async fn spawn_queue_consumer_tasks(
cell_id: CellId,
network: HolochainP2pDna,
space: &Space,
conductor_handle: ConductorHandle,
task_sender: sync::mpsc::Sender<ManagedTaskAdd>,
stop: sync::broadcast::Sender<()>,
) -> (QueueTriggers, InitialQueueTriggers) {
let Space {
authored_db,
dht_db,
cache_db: cache,
dht_query_cache,
..
} = space;
let keystore = conductor_handle.keystore().clone();
let dna_hash = Arc::new(cell_id.dna_hash().clone());
let queue_consumer_map = conductor_handle.get_queue_consumer_workflows();
// Publish
let (tx_publish, handle) = spawn_publish_dht_ops_consumer(
cell_id.agent_pubkey().clone(),
authored_db.clone(),
conductor_handle.clone(),
stop.subscribe(),
Box::new(network.clone()),
);
task_sender
.send(ManagedTaskAdd::cell_critical(
handle,
cell_id.clone(),
"publish_dht_ops_consumer",
))
.await
.expect("Failed to manage workflow handle");
// Validation Receipt
// One per space.
let (tx_receipt, handle) =
queue_consumer_map.spawn_once_validation_receipt(dna_hash.clone(), || {
spawn_validation_receipt_consumer(
dna_hash.clone(),
dht_db.clone(),
conductor_handle.clone(),
stop.subscribe(),
network.clone(),
)
});
if let Some(handle) = handle {
task_sender
.send(ManagedTaskAdd::cell_critical(
handle,
cell_id.clone(),
"validation_receipt_consumer",
))
.await
.expect("Failed to manage workflow handle");
}
// Integration
// One per space.
let (tx_integration, handle) =
queue_consumer_map.spawn_once_integration(dna_hash.clone(), || {
spawn_integrate_dht_ops_consumer(
dna_hash.clone(),
dht_db.clone(),
dht_query_cache.clone(),
stop.subscribe(),
tx_receipt.clone(),
network.clone(),
)
});
if let Some(handle) = handle {
task_sender
.send(ManagedTaskAdd::cell_critical(
handle,
cell_id.clone(),
"integrate_dht_ops_consumer",
))
.await
.expect("Failed to manage workflow handle");
}
let dna_def = conductor_handle
.get_dna_def(&*dna_hash)
.expect("Dna must be in store");
// App validation
// One per space.
let (tx_app, handle) = queue_consumer_map.spawn_once_app_validation(dna_hash.clone(), || {
spawn_app_validation_consumer(
dna_hash.clone(),
AppValidationWorkspace::new(
authored_db.clone().into(),
dht_db.clone(),
space.dht_query_cache.clone(),
cache.clone(),
keystore.clone(),
Arc::new(dna_def),
),
conductor_handle.clone(),
stop.subscribe(),
tx_integration.clone(),
network.clone(),
dht_query_cache.clone(),
)
});
if let Some(handle) = handle {
task_sender
.send(ManagedTaskAdd::cell_critical(
handle,
cell_id.clone(),
"app_validation_consumer",
))
.await
.expect("Failed to manage workflow handle");
}
let dna_def = conductor_handle
.get_dna_def(&*dna_hash)
.expect("Dna must be in store");
// Sys validation
// One per space.
let (tx_sys, handle) = queue_consumer_map.spawn_once_sys_validation(dna_hash.clone(), || {
spawn_sys_validation_consumer(
SysValidationWorkspace::new(
authored_db.clone().into(),
dht_db.clone().into(),
dht_query_cache.clone(),
cache.clone(),
Arc::new(dna_def),
),
space.clone(),
conductor_handle.clone(),
stop.subscribe(),
tx_app.clone(),
network.clone(),
)
});
if let Some(handle) = handle {
task_sender
.send(ManagedTaskAdd::cell_critical(
handle,
cell_id.clone(),
"sys_validation_consumer",
))
.await
.expect("Failed to manage workflow handle");
}
let (tx_cs, handle) = queue_consumer_map.spawn_once_countersigning(dna_hash.clone(), || {
spawn_countersigning_consumer(
space.clone(),
stop.subscribe(),
network.clone(),
tx_sys.clone(),
)
});
if let Some(handle) = handle {
task_sender
.send(ManagedTaskAdd::cell_critical(
handle,
cell_id.clone(),
"countersigning_consumer",
))
.await
.expect("Failed to manage workflow handle");
}
(
QueueTriggers {
sys_validation: tx_sys.clone(),
publish_dht_ops: tx_publish.clone(),
countersigning: tx_cs,
integrate_dht_ops: tx_integration.clone(),
},
InitialQueueTriggers::new(tx_sys, tx_publish, tx_app, tx_integration, tx_receipt),
)
}
sourcepub async fn is_chain_empty(
&self,
author: &AgentPubKey
) -> SourceChainResult<bool>
pub async fn is_chain_empty(
&self,
author: &AgentPubKey
) -> SourceChainResult<bool>
Examples found in repository?
src/core/sys_validate.rs (line 193)
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pub async fn check_valid_if_dna(
action: &Action,
workspace: &SysValidationWorkspace,
) -> SysValidationResult<()> {
match action {
Action::Dna(_) => {
if !workspace.is_chain_empty(action.author()).await? {
Err(PrevActionError::InvalidRoot).map_err(|e| ValidationOutcome::from(e).into())
} else if action.timestamp() < workspace.dna_def().modifiers.origin_time {
// If the Dna timestamp is ahead of the origin time, every other action
// will be inductively so also due to the prev_action check
Err(PrevActionError::InvalidRootOriginTime)
.map_err(|e| ValidationOutcome::from(e).into())
} else {
Ok(())
}
}
_ => Ok(()),
}
}
sourcepub async fn action_seq_is_empty(
&self,
action: &Action
) -> SourceChainResult<bool>
pub async fn action_seq_is_empty(
&self,
action: &Action
) -> SourceChainResult<bool>
Examples found in repository?
src/core/sys_validate.rs (line 214)
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pub async fn check_chain_rollback(
action: &Action,
workspace: &SysValidationWorkspace,
) -> SysValidationResult<()> {
let empty = workspace.action_seq_is_empty(action).await?;
// Ok or log warning
if empty {
Ok(())
} else {
// TODO: implement real rollback detection once we know what that looks like
tracing::error!(
"Chain rollback detected at position {} for agent {:?} from action {:?}",
action.action_seq(),
action.author(),
action,
);
Ok(())
}
}
sourcepub fn local_cascade(&self) -> Cascade
pub fn local_cascade(&self) -> Cascade
Create a cascade with local data only
Examples found in repository?
src/core/sys_validate.rs (line 659)
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async fn check_and_hold<I: Into<AnyDhtHash> + Clone>(
hash: &I,
workspace: &SysValidationWorkspace,
network: HolochainP2pDna,
) -> SysValidationResult<Source> {
let hash: AnyDhtHash = hash.clone().into();
// Create a workspace with just the local stores
let mut local_cascade = workspace.local_cascade();
if let Some(el) = local_cascade
.retrieve(hash.clone(), Default::default())
.await?
{
return Ok(Source::Local(el));
}
// Create a workspace with just the network
let mut network_only_cascade = workspace.full_cascade(network);
match network_only_cascade
.retrieve(hash.clone(), Default::default())
.await?
{
Some(el) => Ok(Source::Network(el.privatized())),
None => Err(ValidationOutcome::NotHoldingDep(hash).into()),
}
}
sourcepub fn full_cascade<Network: HolochainP2pDnaT + Clone + 'static + Send>(
&self,
network: Network
) -> Cascade<Network>
pub fn full_cascade<Network: HolochainP2pDnaT + Clone + 'static + Send>(
&self,
network: Network
) -> Cascade<Network>
Examples found in repository?
src/core/sys_validate.rs (line 667)
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async fn check_and_hold<I: Into<AnyDhtHash> + Clone>(
hash: &I,
workspace: &SysValidationWorkspace,
network: HolochainP2pDna,
) -> SysValidationResult<Source> {
let hash: AnyDhtHash = hash.clone().into();
// Create a workspace with just the local stores
let mut local_cascade = workspace.local_cascade();
if let Some(el) = local_cascade
.retrieve(hash.clone(), Default::default())
.await?
{
return Ok(Source::Local(el));
}
// Create a workspace with just the network
let mut network_only_cascade = workspace.full_cascade(network);
match network_only_cascade
.retrieve(hash.clone(), Default::default())
.await?
{
Some(el) => Ok(Source::Network(el.privatized())),
None => Err(ValidationOutcome::NotHoldingDep(hash).into()),
}
}
More examples
src/core/workflow/sys_validation_workflow.rs (line 325)
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async fn validate_op_inner(
op: &DhtOp,
workspace: &SysValidationWorkspace,
network: HolochainP2pDna,
conductor_handle: &Conductor,
incoming_dht_ops_sender: Option<IncomingDhtOpSender>,
) -> SysValidationResult<()> {
match op {
DhtOp::StoreRecord(_, action, entry) => {
store_record(action, workspace, network.clone()).await?;
if let Some(entry) = entry {
// Retrieve for all other actions on countersigned entry.
if let Entry::CounterSign(session_data, _) = &**entry {
let entry_hash = EntryHash::with_data_sync(&**entry);
let weight = action
.entry_rate_data()
.ok_or_else(|| SysValidationError::NonEntryAction(action.clone()))?;
for action in session_data.build_action_set(entry_hash, weight)? {
let hh = ActionHash::with_data_sync(&action);
if workspace
.full_cascade(network.clone())
.retrieve_action(hh.clone(), Default::default())
.await?
.is_none()
{
return Err(SysValidationError::ValidationOutcome(
ValidationOutcome::DepMissingFromDht(hh.into()),
));
}
}
}
store_entry(
(action)
.try_into()
.map_err(|_| ValidationOutcome::NotNewEntry(action.clone()))?,
entry.as_ref(),
conductor_handle,
workspace,
network,
)
.await?;
}
Ok(())
}
DhtOp::StoreEntry(_, action, entry) => {
// Check and hold for all other actions on countersigned entry.
if let Entry::CounterSign(session_data, _) = &**entry {
let dependency_check = |_original_record: &Record| Ok(());
let entry_hash = EntryHash::with_data_sync(&**entry);
let weight = match action {
NewEntryAction::Create(h) => h.weight.clone(),
NewEntryAction::Update(h) => h.weight.clone(),
};
for action in session_data.build_action_set(entry_hash, weight)? {
check_and_hold_store_record(
&ActionHash::with_data_sync(&action),
workspace,
network.clone(),
incoming_dht_ops_sender.clone(),
dependency_check,
)
.await?;
}
}
store_entry(
(action).into(),
entry.as_ref(),
conductor_handle,
workspace,
network.clone(),
)
.await?;
let action = action.clone().into();
store_record(&action, workspace, network).await?;
Ok(())
}
DhtOp::RegisterAgentActivity(_, action) => {
register_agent_activity(action, workspace, network.clone(), incoming_dht_ops_sender)
.await?;
store_record(action, workspace, network).await?;
Ok(())
}
DhtOp::RegisterUpdatedContent(_, action, entry) => {
register_updated_content(action, workspace, network.clone(), incoming_dht_ops_sender)
.await?;
if let Some(entry) = entry {
store_entry(
NewEntryActionRef::Update(action),
entry.as_ref(),
conductor_handle,
workspace,
network.clone(),
)
.await?;
}
Ok(())
}
DhtOp::RegisterUpdatedRecord(_, action, entry) => {
register_updated_record(action, workspace, network.clone(), incoming_dht_ops_sender)
.await?;
if let Some(entry) = entry {
store_entry(
NewEntryActionRef::Update(action),
entry.as_ref(),
conductor_handle,
workspace,
network.clone(),
)
.await?;
}
Ok(())
}
DhtOp::RegisterDeletedBy(_, action) => {
register_deleted_by(action, workspace, network, incoming_dht_ops_sender).await?;
Ok(())
}
DhtOp::RegisterDeletedEntryAction(_, action) => {
register_deleted_entry_action(action, workspace, network, incoming_dht_ops_sender)
.await?;
Ok(())
}
DhtOp::RegisterAddLink(_, action) => {
register_add_link(action, workspace, network, incoming_dht_ops_sender).await?;
Ok(())
}
DhtOp::RegisterRemoveLink(_, action) => {
register_delete_link(action, workspace, network, incoming_dht_ops_sender).await?;
Ok(())
}
}
}
// #[instrument(skip(record, call_zome_workspace, network, conductor_handle))]
/// Direct system validation call that takes
/// a Record instead of an op.
/// Does not require holding dependencies.
/// Will not await dependencies and instead returns
/// that outcome immediately.
pub async fn sys_validate_record(
record: &Record,
call_zome_workspace: &HostFnWorkspace,
network: HolochainP2pDna,
conductor_handle: &Conductor,
) -> SysValidationOutcome<()> {
trace!(?record);
// Create a SysValidationWorkspace with the scratches from the CallZomeWorkspace
let workspace = SysValidationWorkspace::from(call_zome_workspace);
let result =
match sys_validate_record_inner(record, &workspace, network, conductor_handle).await {
// Validation succeeded
Ok(_) => Ok(()),
// Validation failed so exit with that outcome
Err(SysValidationError::ValidationOutcome(validation_outcome)) => {
error!(msg = "Direct validation failed", ?record);
validation_outcome.into_outcome()
}
// An error occurred so return it
Err(e) => Err(OutcomeOrError::Err(e)),
};
result
}
async fn sys_validate_record_inner(
record: &Record,
workspace: &SysValidationWorkspace,
network: HolochainP2pDna,
conductor_handle: &Conductor,
) -> SysValidationResult<()> {
let signature = record.signature();
let action = record.action();
let maybe_entry = record.entry().as_option();
counterfeit_check(signature, action).await?;
async fn validate(
action: &Action,
maybe_entry: Option<&Entry>,
workspace: &SysValidationWorkspace,
network: HolochainP2pDna,
conductor_handle: &Conductor,
) -> SysValidationResult<()> {
let incoming_dht_ops_sender = None;
store_record(action, workspace, network.clone()).await?;
if let Some((maybe_entry, EntryVisibility::Public)) =
&maybe_entry.and_then(|e| action.entry_type().map(|et| (e, et.visibility())))
{
store_entry(
(action)
.try_into()
.map_err(|_| ValidationOutcome::NotNewEntry(action.clone()))?,
maybe_entry,
conductor_handle,
workspace,
network.clone(),
)
.await?;
}
match action {
Action::Update(action) => {
register_updated_content(action, workspace, network, incoming_dht_ops_sender)
.await?;
}
Action::Delete(action) => {
register_deleted_entry_action(action, workspace, network, incoming_dht_ops_sender)
.await?;
}
Action::CreateLink(action) => {
register_add_link(action, workspace, network, incoming_dht_ops_sender).await?;
}
Action::DeleteLink(action) => {
register_delete_link(action, workspace, network, incoming_dht_ops_sender).await?;
}
_ => {}
}
Ok(())
}
match maybe_entry {
Some(Entry::CounterSign(session, _)) => {
if let Some(weight) = action.entry_rate_data() {
let entry_hash = EntryHash::with_data_sync(maybe_entry.unwrap());
for action in session.build_action_set(entry_hash, weight)? {
validate(
&action,
maybe_entry,
workspace,
network.clone(),
conductor_handle,
)
.await?;
}
Ok(())
} else {
tracing::error!("Got countersigning entry without rate assigned. This should be impossible. But, let's see what happens.");
validate(action, maybe_entry, workspace, network, conductor_handle).await
}
}
_ => validate(action, maybe_entry, workspace, network, conductor_handle).await,
}
}
/// Check if the op has valid signature and author.
/// Ops that fail this check should be dropped.
pub async fn counterfeit_check(signature: &Signature, action: &Action) -> SysValidationResult<()> {
verify_action_signature(signature, action).await?;
author_key_is_valid(action.author()).await?;
Ok(())
}
async fn register_agent_activity(
action: &Action,
workspace: &SysValidationWorkspace,
network: HolochainP2pDna,
incoming_dht_ops_sender: Option<IncomingDhtOpSender>,
) -> SysValidationResult<()> {
// Get data ready to validate
let prev_action_hash = action.prev_action();
// Checks
check_prev_action(action)?;
check_valid_if_dna(action, workspace).await?;
if let Some(prev_action_hash) = prev_action_hash {
check_and_hold_register_agent_activity(
prev_action_hash,
workspace,
network,
incoming_dht_ops_sender,
|_| Ok(()),
)
.await?;
}
check_chain_rollback(action, workspace).await?;
Ok(())
}
async fn store_record(
action: &Action,
workspace: &SysValidationWorkspace,
network: HolochainP2pDna,
) -> SysValidationResult<()> {
// Get data ready to validate
let prev_action_hash = action.prev_action();
// Checks
check_prev_action(action)?;
if let Some(prev_action_hash) = prev_action_hash {
let mut cascade = workspace.full_cascade(network);
let prev_action = cascade
.retrieve_action(prev_action_hash.clone(), Default::default())
.await?
.ok_or_else(|| ValidationOutcome::DepMissingFromDht(prev_action_hash.clone().into()))?;
check_prev_timestamp(action, prev_action.action())?;
check_prev_seq(action, prev_action.action())?;
}
Ok(())
}
async fn store_entry(
action: NewEntryActionRef<'_>,
entry: &Entry,
conductor_handle: &Conductor,
workspace: &SysValidationWorkspace,
network: HolochainP2pDna,
) -> SysValidationResult<()> {
// Get data ready to validate
let entry_type = action.entry_type();
let entry_hash = action.entry_hash();
// Checks
check_entry_type(entry_type, entry)?;
if let EntryType::App(app_entry_def) = entry_type {
let entry_def =
check_app_entry_def(workspace.dna_hash(), app_entry_def, conductor_handle).await?;
check_not_private(&entry_def)?;
}
check_entry_hash(entry_hash, entry).await?;
check_entry_size(entry)?;
// Additional checks if this is an Update
if let NewEntryActionRef::Update(entry_update) = action {
let original_action_address = &entry_update.original_action_address;
let mut cascade = workspace.full_cascade(network);
let original_action = cascade
.retrieve_action(original_action_address.clone(), Default::default())
.await?
.ok_or_else(|| {
ValidationOutcome::DepMissingFromDht(original_action_address.clone().into())
})?;
update_check(entry_update, original_action.action())?;
}
// Additional checks if this is a countersigned entry.
if let Entry::CounterSign(session_data, _) = entry {
check_countersigning_session_data(EntryHash::with_data_sync(entry), session_data, action)
.await?;
}
Ok(())
}
sourcepub fn dna_def(&self) -> Arc<DnaDef>
pub fn dna_def(&self) -> Arc<DnaDef>
Get a reference to the sys validation workspace’s dna def.
Examples found in repository?
src/core/sys_validate.rs (line 195)
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pub async fn check_valid_if_dna(
action: &Action,
workspace: &SysValidationWorkspace,
) -> SysValidationResult<()> {
match action {
Action::Dna(_) => {
if !workspace.is_chain_empty(action.author()).await? {
Err(PrevActionError::InvalidRoot).map_err(|e| ValidationOutcome::from(e).into())
} else if action.timestamp() < workspace.dna_def().modifiers.origin_time {
// If the Dna timestamp is ahead of the origin time, every other action
// will be inductively so also due to the prev_action check
Err(PrevActionError::InvalidRootOriginTime)
.map_err(|e| ValidationOutcome::from(e).into())
} else {
Ok(())
}
}
_ => Ok(()),
}
}
Trait Implementations§
source§impl From<&HostFnWorkspace<DbWrite<DbKindAuthored>, DbWrite<DbKindDht>>> for SysValidationWorkspace
impl From<&HostFnWorkspace<DbWrite<DbKindAuthored>, DbWrite<DbKindDht>>> for SysValidationWorkspace
source§fn from(h: &HostFnWorkspace) -> Self
fn from(h: &HostFnWorkspace) -> Self
Converts to this type from the input type.
Auto Trait Implementations§
impl !RefUnwindSafe for SysValidationWorkspace
impl Send for SysValidationWorkspace
impl Sync for SysValidationWorkspace
impl Unpin for SysValidationWorkspace
impl !UnwindSafe for SysValidationWorkspace
Blanket Implementations§
§impl<T> Any for Twhere
T: Any + ?Sized,
impl<T> Any for Twhere
T: Any + ?Sized,
§fn type_id_compat(&self) -> TypeId
fn type_id_compat(&self) -> TypeId
TODO: once 1.33.0 is the minimum supported compiler version, remove
Any::type_id_compat and use StdAny::type_id instead.
https://github.com/rust-lang/rust/issues/27745
§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.
§impl<F, W, T, D> Deserialize<With<T, W>, D> for Fwhere
W: DeserializeWith<F, T, D>,
D: Fallible + ?Sized,
F: ?Sized,
impl<F, W, T, D> Deserialize<With<T, W>, D> for Fwhere
W: DeserializeWith<F, T, D>,
D: Fallible + ?Sized,
F: ?Sized,
§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<T> FutureExt for T
impl<T> FutureExt for T
§fn with_context(self, otel_cx: Context) -> WithContext<Self> ⓘ
fn with_context(self, otel_cx: Context) -> WithContext<Self> ⓘ
§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> 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
self
to the equivalent element of its superset.§impl<T> Upcastable for Twhere
T: 'static + Any + Send + Sync,
impl<T> Upcastable for Twhere
T: 'static + Any + Send + Sync,
§fn upcast_any_ref(&self) -> &(dyn Any + 'static)
fn upcast_any_ref(&self) -> &(dyn Any + 'static)
upcast ref
§fn upcast_any_mut(&mut self) -> &mut (dyn Any + 'static)
fn upcast_any_mut(&mut self) -> &mut (dyn Any + 'static)
upcast mut ref