Trait Clock 

pub trait Clock: Send + Sync {
    // Required method
    fn now(&self) -> Instant;

    // Provided method
    fn elapsed(&self, start: Instant) -> Duration { ... }
}

Trait for time operations, allowing testability.

Required Methods

fn now(&self) -> Instant

Get the current instant.

Provided Methods

fn elapsed(&self, start: Instant) -> Duration

Get a duration since the given instant.

Implementors

impl Clock for RealClock