Struct DefaultContext

pub struct DefaultContext { /* private fields */ }

The default evaluation context implementation

Trait Implementations

impl Default for DefaultContext

fn default() -> Self

Returns the “default value” for a type.

impl EvaluationContext for DefaultContext

type Rng = ThreadRng

The type of random number generator used by this context

fn get_rng(&mut self) -> Self::Rng

Get a rand::Rng

fn now(&self) -> DateTime<Utc>

Get the current date and time

fn evaluation_start(&mut self)

Notify the context on evaluation start, so it can clean itself up

fn cache_get<K: Serialize, C: DeserializeOwned>( &mut self, key: &K, ) -> Result<Option<C>>

Get a value from the evaluation cache

fn cache_set<K: Serialize, C: Serialize>( &mut self, key: &K, content: &C, ) -> Result<()>

Push a value to the evaluation cache