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Generalize AppendHeaders to accept any impl IntoIterator (#1495)

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* Generalize `AppendHeaders` to accept any `impl IntoIterator`

* changelog
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David Pedersen 2022-10-20 21:05:04 +02:00 committed by GitHub
parent 4979b4c9b6
commit 958d360ac4
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2 changed files with 7 additions and 3 deletions
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2
axum-core/CHANGELOG.md
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@ -9,9 +9,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
- **added:** Add `DefaultBodyLimit::max` for changing the default body limit ([#1397])
- **added:** Add `Error::into_inner` for converting `Error` to `BoxError` without allocating ([#1476])
- **breaking:** `AppendHeaders` now works on any `impl IntoIterator` ([#1495])
[#1397]: https://github.com/tokio-rs/axum/pull/1397
[#1476]: https://github.com/tokio-rs/axum/pull/1476
[#1495]: https://github.com/tokio-rs/axum/pull/1495
# 0.3.0-rc.2 (10. September, 2022)

8
axum-core/src/response/append_headers.rs
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@ -30,10 +30,11 @@ use std::fmt;
/// }
/// ```
#[derive(Debug)]
pub struct AppendHeaders<K, V, const N: usize>(pub [(K, V); N]);
pub struct AppendHeaders<I>(pub I);
impl<K, V, const N: usize> IntoResponse for AppendHeaders<K, V, N>
impl<I, K, V> IntoResponse for AppendHeaders<I>
where
I: IntoIterator<Item = (K, V)>,
K: TryInto<HeaderName>,
K::Error: fmt::Display,
V: TryInto<HeaderValue>,
@ -44,8 +45,9 @@ where
}
}
impl<K, V, const N: usize> IntoResponseParts for AppendHeaders<K, V, N>
impl<I, K, V> IntoResponseParts for AppendHeaders<I>
where
I: IntoIterator<Item = (K, V)>,
K: TryInto<HeaderName>,
K::Error: fmt::Display,
V: TryInto<HeaderValue>,