Struct NoOpExternalProvider 

pub struct NoOpExternalProvider;

A no-op external condition provider that returns Unknown for everything.

Useful when no external context is available — conditions will propagate as Unknown through the expression evaluator.

Trait Implementations

impl ExternalConditionProvider for NoOpExternalProvider

fn evaluate(&self, _condition_name: &str) -> ConditionResult

Evaluate an external condition by name.

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

The present moment, for conditions that compare against it: UTILMD [494] “das hier genannte Datum muss der Zeitpunkt sein, zu dem das Dokument erstellt wurde, oder ein Zeitpunkt, der davor liegt”. The wall clock by default; a caller on a simulated clock overrides it.