Struct metrics_util::layers::Stack

pub struct Stack<R> { /* private fields */ }

Builder for composing layers together in a top-down/inside-out order.

Implementations

impl<R> Stack<R>

pub fn new(inner: R) -> Self

Creates a new Stack around the given object.

pub fn push<L: Layer<R>>(self, layer: L) -> Stack<L::Output>

Pushes the given layer on to the stack, wrapping the existing stack.

impl<R: Recorder + 'static> Stack<R>

pub fn install(self) -> Result<(), SetRecorderError<Self>>

Installs this stack as the global recorder.

An error will be returned if there’s an issue with installing the stack as the global recorder.

Trait Implementations

impl<R: Recorder> Recorder for Stack<R>

fn describe_counter( &self, key_name: KeyName, unit: Option<Unit>, description: SharedString )

Describes a counter.

fn describe_gauge( &self, key_name: KeyName, unit: Option<Unit>, description: SharedString )

Describes a gauge.

fn describe_histogram( &self, key_name: KeyName, unit: Option<Unit>, description: SharedString )

Describes a histogram.

fn register_counter(&self, key: &Key, metadata: &Metadata<'_>) -> Counter

Registers a counter.

fn register_gauge(&self, key: &Key, metadata: &Metadata<'_>) -> Gauge

Registers a gauge.

fn register_histogram(&self, key: &Key, metadata: &Metadata<'_>) -> Histogram

Registers a histogram.