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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#[derive(Debug, PartialEq, PartialOrd, Eq, Ord, Clone)]
pub struct Header {
name: String,
value: String,
}
impl Header {
pub fn new<N, V>(name: N, value: V) -> Self
where
N: Into<String>,
V: Into<String>,
{
Self {
name: name.into(),
value: value.into(),
}
}
#[must_use]
pub fn is_allowed_for_response(&self) -> bool {
!matches!(
self.name.as_str(),
"connection"
| "host"
| "keep-alive"
| "proxy-connection"
| "te"
| "transfer-encoding"
| "upgrade"
)
}
#[must_use]
pub fn name(&self) -> &str {
&self.name
}
#[must_use]
pub fn value(&self) -> &str {
&self.value
}
}
impl<T: AsRef<str>, U: AsRef<str>> PartialEq<(T, U)> for Header {
fn eq(&self, other: &(T, U)) -> bool {
self.name == other.0.as_ref() && self.value == other.1.as_ref()
}
}
pub trait HeadersExt<'h> {
fn contains_header<T: AsRef<str>, U: AsRef<str>>(self, name: T, value: U) -> bool;
fn find_header<T: AsRef<str> + 'h>(self, name: T) -> Option<&'h Header>;
}
impl<'h, H> HeadersExt<'h> for H
where
H: IntoIterator<Item = &'h Header> + 'h,
{
fn contains_header<T: AsRef<str>, U: AsRef<str>>(self, name: T, value: U) -> bool {
let (name, value) = (name.as_ref(), value.as_ref());
self.into_iter().any(|h| h == &(name, value))
}
fn find_header<T: AsRef<str> + 'h>(self, name: T) -> Option<&'h Header> {
let name = name.as_ref();
self.into_iter().find(|h| h.name == name)
}
}