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wrap LanguageTags type in new AnyOrSome type to support wildcards (#2480)

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This commit is contained in:
Rob Ede
2021-12-02 13:59:25 +00:00
committed by GitHub
parent c4b20df56a
commit 075d871e63
9 changed files with 469 additions and 136 deletions
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15
actix-http/src/header/shared/quality_item.rs
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@@ -1,8 +1,7 @@
use std::{
cmp,
convert::{TryFrom, TryInto},
fmt,
str::{self, FromStr},
fmt, str,
};
use derive_more::{Display, Error};
@@ -83,16 +82,17 @@ impl TryFrom<f32> for Quality {
/// in [RFC 7231 §5.3.1](https://datatracker.ietf.org/doc/html/rfc7231#section-5.3.1).
#[derive(Clone, PartialEq, Debug)]
pub struct QualityItem<T> {
/// The actual contents of the field.
/// The wrapped contents of the field.
pub item: T,
/// The quality (client or server preference) for the value.
pub quality: Quality,
}
impl<T> QualityItem<T> {
/// Creates a new `QualityItem` from an item and a quality.
/// The item can be of any type.
/// The quality should be a value in the range [0, 1].
/// Constructs a new `QualityItem` from an item and a quality value.
///
/// The item can be of any type. The quality should be a value in the range [0, 1].
pub fn new(item: T, quality: Quality) -> QualityItem<T> {
QualityItem { item, quality }
}
@@ -116,7 +116,7 @@ impl<T: fmt::Display> fmt::Display for QualityItem<T> {
}
}
impl<T: FromStr> FromStr for QualityItem<T> {
impl<T: str::FromStr> str::FromStr for QualityItem<T> {
type Err = ParseError;
fn from_str(qitem_str: &str) -> Result<Self, Self::Err> {
@@ -128,6 +128,7 @@ impl<T: FromStr> FromStr for QualityItem<T> {
let mut raw_item = qitem_str;
let mut quality = 1f32;
// TODO: MSRV(1.52): use rsplit_once
let parts: Vec<_> = qitem_str.rsplitn(2, ';').map(str::trim).collect();
if parts.len() == 2 {