Struct MetricsRegistryEntry 

pub struct MetricsRegistryEntry {
    pub prometheus_registry: Registry,
    pub runtime_callbacks: Vec<Arc<dyn Fn() -> Result<()> + Send + Sync + 'static>>,
}

Structure to hold Prometheus registries and associated callbacks for a given hierarchy

Fields

prometheus_registry: Registry

The Prometheus registry for this prefix

runtime_callbacks: Vec<Arc<dyn Fn() -> Result<()> + Send + Sync + 'static>>

List of function callbacks that receive a reference to any MetricsRegistry

Implementations

impl MetricsRegistryEntry

pub fn new() -> Self

Create a new metrics registry entry with an empty registry and no callbacks

pub fn add_callback( &mut self, callback: Arc<dyn Fn() -> Result<()> + Send + Sync + 'static>, )

Add a callback function that receives a reference to any MetricsRegistry

pub fn execute_callbacks(&self) -> Vec<Result<()>>

Execute all runtime callbacks and return their results

pub fn has_metric_named(&self, metric_name: &str) -> bool

Returns true if a metric with the given name already exists in the Prometheus registry

Trait Implementations

impl Clone for MetricsRegistryEntry

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Default for MetricsRegistryEntry

fn default() -> Self

Returns the “default value” for a type.