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use super::authorization::{Authorization, Credentials};
/// `Proxy-Authorization` header, defined in [RFC7235](https://tools.ietf.org/html/rfc7235#section-4.4)
///
/// The `Proxy-Authorization` header field allows a user agent to authenticate
/// itself with an HTTP proxy -- usually, but not necessarily, after
/// receiving a 407 (Proxy Authentication Required) response and the
/// `Proxy-Authenticate` header. Its value consists of credentials containing
/// the authentication information of the user agent for the realm of the
/// resource being requested.
///
/// # ABNF
///
/// ```text
/// Proxy-Authorization = credentials
/// ```
///
/// # Example values
/// * `Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==`
/// * `Bearer fpKL54jvWmEGVoRdCNjG`
///
/// # Examples
///
#[derive(Clone, PartialEq, Debug)]
pub struct ProxyAuthorization<C: Credentials>(pub C);
impl<C: Credentials> ::Header for ProxyAuthorization<C> {
fn name() -> &'static ::HeaderName {
&::http::header::PROXY_AUTHORIZATION
}
fn decode<'i, I: Iterator<Item = &'i ::HeaderValue>>(values: &mut I) -> Result<Self, ::Error> {
Authorization::decode(values).map(|auth| ProxyAuthorization(auth.0))
}
fn encode<E: Extend<::HeaderValue>>(&self, values: &mut E) {
let value = self.0.encode();
debug_assert!(
value.as_bytes().starts_with(C::SCHEME.as_bytes()),
"Credentials::encode should include its scheme: scheme = {:?}, encoded = {:?}",
C::SCHEME,
value,
);
values.extend(::std::iter::once(value));
}
}