Enum WatermarkSignal 

pub enum WatermarkSignal {
    HighWater,
    LowWater,
}

Watermark signal emitted when queue depth crosses thresholds.

Variants

HighWater

Queue depth rose above high_water_mark — producer should slow down.

LowWater

Queue depth fell below low_water_mark — producer can resume.

Trait Implementations

impl Clone for WatermarkSignal

fn clone(&self) -> WatermarkSignal

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for WatermarkSignal

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

Formats the value using the given formatter.

impl PartialEq for WatermarkSignal

fn eq(&self, other: &WatermarkSignal) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl Copy for WatermarkSignal

impl Eq for WatermarkSignal

impl StructuralPartialEq for WatermarkSignal