Enum OpenedSession 

pub enum OpenedSession {
    Observe(Box<dyn ObservationSession>),
    Effect(Box<dyn EffectSession>),
}

Authority-preserving result of opening a provider.

Variants

Observe(Box<dyn ObservationSession>)

A session whose reachable type exposes observation only.

Effect(Box<dyn EffectSession>)

A session with explicitly described effect authority.

Implementations

impl OpenedSession

pub fn observation(&mut self) -> &mut dyn ObservationSession

Borrows the observation surface shared by both variants.

pub fn effect(&mut self) -> Option<&mut (dyn EffectSession + '_)>

Returns the effect surface only when the provider explicitly opened one.