Struct NoopPersistence 

pub struct NoopPersistence;

No-op persistence model useful for tests and default ProtocolMachine construction.

Trait Implementations

impl Clone for NoopPersistence

fn clone(&self) -> NoopPersistence

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for NoopPersistence

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for NoopPersistence

fn default() -> NoopPersistence

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for NoopPersistence

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PersistenceModel for NoopPersistence

type PState = ()

Persistent state representation.

type Delta = ()

Delta representation for incremental updates.

fn apply(_state: &mut Self::PState, _delta: &Self::Delta) -> Result<(), String>

Apply one delta to state.

fn derive( _before: &Self::PState, _after: &Self::PState, ) -> Result<Self::Delta, String>

Derive a delta between two states.

fn open_delta(_session: SessionId) -> Self::Delta

Open-session lifecycle delta.

fn close_delta(_session: SessionId) -> Self::Delta

Close-session lifecycle delta.

fn invoke_delta(_session: SessionId, _action: &str) -> Option<Self::Delta>

Optional invoke-action delta.

impl Serialize for NoopPersistence

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Copy for NoopPersistence