Struct Gauge

pub struct Gauge { /* private fields */ }

OpenMetrics Gauge.

Implementations

impl Gauge

pub fn new() -> Self

Constructs a new gauge, based on the given help.

pub fn inc(&self) -> i64

Increases the Gauge by 1, returning the previous value.

pub fn inc_by(&self, v: i64) -> i64

Increases the Gauge by i64, returning the previous value.

pub fn dec(&self) -> i64

Decreases the Gauge by 1, returning the previous value.

pub fn dec_by(&self, v: i64) -> i64

Decreases the Gauge by i64, returning the previous value.

pub fn set(&self, v: i64) -> i64

Sets the Gauge to v, returning the previous value.

pub fn get(&self) -> i64

Returns the Gauge value.

Trait Implementations

impl Debug for Gauge

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

Formats the value using the given formatter.

impl Default for Gauge

fn default() -> Gauge

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for Gauge

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Metric for Gauge

fn type(&self) -> MetricType

Returns the type of this metric.

fn value(&self) -> MetricValue

Returns the current value of this metric.

fn as_any(&self) -> &dyn Any

Casts this metric to Any for downcasting to concrete types.

impl Serialize for Gauge

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.