//! Structured log types.
//!
//! This crate is useful when creating shared log abstractions between crates; consistently marking
//! pairs of logs.
//!
//! See also: [`async-log`](https://docs.rs/async-log/),
//! [`log::kv`](https://docs.rs/log/0.4.8/log/kv/index.html),
pub use Http;
pub use Span;