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//! Middlewares for adding metrics to services.
//!
//! Supported metrics:
//!
//! - [In-flight requests][]: Measure the number of requests a service is currently processing.
//!
//! [In-flight requests]: in_flight_requests

pub mod in_flight_requests;

#[doc(inline)]
pub use self::in_flight_requests::{InFlightRequests, InFlightRequestsLayer};