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status: add CONTENT_TOO_LARGE and UNPROCESSABLE_CONTENT aliases #588

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status: add CONTENT_TOO_LARGE and UNPROCESSABLE_CONTENT aliases #588

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34 changes: 27 additions & 7 deletions src/status.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -302,25 +302,41 @@ macro_rules! status_codes {
(
$(
$(#[$docs:meta])*
($num:expr, $konst:ident, $phrase:expr);
($num:expr, $name:ident $(aka $alias:ident)*, $phrase:literal);
)+
) => {
impl StatusCode {
$(
$(#[$docs])*
pub const $konst: StatusCode = StatusCode(unsafe { NonZeroU16::new_unchecked($num) });
pub const $name: StatusCode = StatusCode(unsafe { NonZeroU16::new_unchecked($num) });
$(
status_codes! {
@alias $alias = $name;
concat!("Alias of [`", stringify!($name),
"`](`Self::", stringify!($name), "`).")
}
)*
)+

}

fn canonical_reason(num: u16) -> Option<&'static str> {
match num {
// Make sure none of the numbers are < 100 or > 999.
0..=99 | 1000..=u16::MAX => None,
$(
$num => Some($phrase),
)+
_ => None
}
}
};

// Work around rustc 1.49 not supporting #[doc = concat!(...)]. With newer
// rustc this can be inlined.
(@alias $alias:ident = $name:ident; $doc:expr) => {
#[doc = $doc]
pub const $alias: StatusCode = StatusCode::$name;
}
}

Expand All @@ -346,7 +362,7 @@ status_codes! {
(202, ACCEPTED, "Accepted");
/// 203 Non-Authoritative Information
/// [[RFC9110, Section 15.3.4](https://datatracker.ietf.org/doc/html/rfc9110#section-15.3.4)]
(203, NON_AUTHORITATIVE_INFORMATION, "Non Authoritative Information");
(203, NON_AUTHORITATIVE_INFORMATION, "Non-Authoritative Information");
/// 204 No Content
/// [[RFC9110, Section 15.3.5](https://datatracker.ietf.org/doc/html/rfc9110#section-15.3.5)]
(204, NO_CONTENT, "No Content");
Expand Down Expand Up @@ -431,9 +447,11 @@ status_codes! {
/// 412 Precondition Failed
/// [[RFC9110, Section 15.5.13](https://datatracker.ietf.org/doc/html/rfc9110#section-15.5.13)]
(412, PRECONDITION_FAILED, "Precondition Failed");
/// 413 Payload Too Large
/// 413 Content Too Large
/// [[RFC9110, Section 15.5.14](https://datatracker.ietf.org/doc/html/rfc9110#section-15.5.14)]
(413, PAYLOAD_TOO_LARGE, "Payload Too Large");
///
/// Prior to RFC9110 phrase for this status was ‘Payload Too Large’.
(413, CONTENT_TOO_LARGE aka PAYLOAD_TOO_LARGE, "Content Too Large");
/// 414 URI Too Long
/// [[RFC9110, Section 15.5.15](https://datatracker.ietf.org/doc/html/rfc9110#section-15.5.15)]
(414, URI_TOO_LONG, "URI Too Long");
Expand All @@ -453,9 +471,11 @@ status_codes! {
/// 421 Misdirected Request
/// [[RFC9110, Section 15.5.20](https://datatracker.ietf.org/doc/html/rfc9110#section-15.5.20)]
(421, MISDIRECTED_REQUEST, "Misdirected Request");
/// 422 Unprocessable Entity
/// 422 Unprocessable Content
/// [[RFC9110, Section 15.5.21](https://datatracker.ietf.org/doc/html/rfc9110#section-15.5.21)]
(422, UNPROCESSABLE_ENTITY, "Unprocessable Entity");
///
/// Prior to RFC9110 phrase for this status was ‘Unprocessable Entity’.
(422, UNPROCESSABLE_CONTENT aka UNPROCESSABLE_ENTITY, "Unprocessable Content");
/// 423 Locked
/// [[RFC4918, Section 11.3](https://datatracker.ietf.org/doc/html/rfc4918#section-11.3)]
(423, LOCKED, "Locked");
Expand Down