use {Charset, QualityItem};
header! {
/// `Accept-Charset` header, defined in
/// [RFC7231](
http://tools.ietf.org/html/rfc7231#section-5.3.3)
///
/// The `Accept-Charset` header field can be sent by a user agent to
/// indicate what charsets are acceptable in textual response content.
/// This field allows user agents capable of understanding more
/// comprehensive or special-purpose charsets to signal that capability
/// to an origin server that is capable of representing information in
/// those charsets.
///
/// # ABNF
///
/// ```text
/// Accept-Charset = 1#( ( charset / "*" ) [ weight ] )
/// ```
///
/// # Example values
/// * `iso-8859-5, unicode-1-1;q=0.8`
///
/// # Examples
/// ```
/// use headers::{Headers, AcceptCharset, Charset, qitem};
///
/// let mut headers = Headers::new();
/// headers.set(
/// AcceptCharset(vec![qitem(Charset::Us_Ascii)])
/// );
/// ```
/// ```
/// use headers::{Headers, AcceptCharset, Charset, q, QualityItem};
///
/// let mut headers = Headers::new();
/// headers.set(
/// AcceptCharset(vec![
/// QualityItem::new(Charset::Us_Ascii, q(900)),
/// QualityItem::new(Charset::Iso_8859_10, q(200)),
/// ])
/// );
/// ```
/// ```
/// use headers::{Headers, AcceptCharset, Charset, qitem};
///
/// let mut headers = Headers::new();
/// headers.set(
/// AcceptCharset(vec![qitem(Charset::Ext("utf-8".to_owned()))])
/// );
/// ```
(AcceptCharset, ACCEPT_CHARSET) => (QualityItem<Charset>)+
test_accept_charset {
/// Testcase from RFC
test_header!(test1, vec![b"iso-8859-5, unicode-1-1;q=0.8"]);
}
}
