use http::header::CONTENT_ENCODING;
use ContentCoding;
header! {
/// `Content-Encoding` header, defined in
/// [RFC7231](http://tools.ietf.org/html/rfc7231#section-3.1.2.2)
///
/// The `Content-Encoding` header field indicates what content codings
/// have been applied to the representation, beyond those inherent in the
/// media type, and thus what decoding mechanisms have to be applied in
/// order to obtain data in the media type referenced by the Content-Type
/// header field. Content-Encoding is primarily used to allow a
/// representation's data to be compressed without losing the identity of
/// its underlying media type.
///
/// # ABNF
///
/// ```text
/// Content-Encoding = 1#content-coding
/// ```
///
/// # Example values
///
/// * `gzip`
(ContentEncoding, CONTENT_ENCODING) => (ContentCoding)+
}