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//! Reusable services and middleware. //! //! This module includes request buffering, in-flight request limits, //! keep-alive handling, retries, per-request extensions, and timeouts. pub mod buffer; mod extensions; pub mod inflight; pub mod keepalive; pub mod onerequest; pub mod retry; pub mod timeout; #[doc(hidden)] pub mod counter; pub use self::counter::{Counter, CounterGuard}; pub use self::extensions::Extensions;