Struct MetricCatalog 

pub struct MetricCatalog { /* private fields */ }

Catalog of metric descriptors registered by application subsystems.

Implementations

impl MetricCatalog

pub fn new() -> Self

Creates an empty catalog.

pub fn register(&mut self, descriptor: MetricDescriptor) -> Result<()>

Registers one metric descriptor.

pub fn descriptors(&self) -> &[MetricDescriptor]

Returns all descriptors in registration order.

pub fn subsystem<'a>( &'a self, subsystem: &'a str, ) -> impl Iterator<Item = &'a MetricDescriptor> + 'a

Returns descriptors owned by subsystem.

Trait Implementations

impl Debug for MetricCatalog

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

Formats the value using the given formatter.

impl Default for MetricCatalog

fn default() -> MetricCatalog

Returns the “default value” for a type.