1//! HTTP conditional headers.
2//!
3//! Web page performance can be significantly improved by caching resources.
4//! This submodule includes headers and types to communicate how and when to
5//! cache resources.
6//!
7//! # Further Reading
8//!
9//! - [MDN: HTTP Conditional Requests](https://developer.mozilla.org/en-US/docs/Web/HTTP/Conditional_requests)
1011mod etag;
12mod if_modified_since;
13mod if_unmodified_since;
14mod last_modified;
15mod vary;
1617pub mod if_match;
18pub mod if_none_match;
1920pub use etag::ETag;
21pub use vary::Vary;
2223#[doc(inline)]
24pub use if_match::IfMatch;
25#[doc(inline)]
26pub use if_modified_since::IfModifiedSince;
27#[doc(inline)]
28pub use if_none_match::IfNoneMatch;
29#[doc(inline)]
30pub use if_unmodified_since::IfUnmodifiedSince;
31#[doc(inline)]
32pub use last_modified::LastModified;