Struct Noop 

pub struct Noop;

A object implementing Collect which is not interested in actual metrics

Trait Implementations

impl Clone for Noop

fn clone(&self) -> Noop

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Collect for Noop

fn connection_attempt(&self)

We started establishing connection

fn connection_error(&self)

Error establishing connection

fn connection_abort(&self)

Aborted connection attempt (name changed, and doesn’t include address)

fn connection(&self)

Connection established successfully

fn disconnect(&self)

Connection closed (usully means name changed)

fn blacklist_add(&self)

Host address added to a blacklist (i.e. connection error)

fn blacklist_remove(&self)

Host address removed from a blacklist

fn request_queued(&self)

Request queued in the internal queue

fn request_forwarded(&self)

Request unqueued from the internal queue and forwarded to a sink

fn pool_closed(&self)

Connection pool is closed

impl Debug for Noop

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

Formats the value using the given formatter.