Function warp::reply::with_header

source · [−]
pub fn with_header<T: Reply, K, V>(reply: T, name: K, value: V) -> WithHeader<T> where
    HeaderName: TryFrom<K>,
    <HeaderName as TryFrom<K>>::Error: Into<Error>,
    HeaderValue: TryFrom<V>,
    <HeaderValue as TryFrom<V>>::Error: Into<Error>, 
Expand description

Wrap an impl Reply to add a header when rendering.

Example

use warp::Filter;

let route = warp::any()
    .map(warp::reply)
    .map(|reply| {
        warp::reply::with_header(reply, "server", "warp")
    });
Examples found in repository?
src/redirect.rs (lines 24-28)
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pub fn redirect(uri: impl AsLocation) -> impl Reply {
    reply::with_header(
        StatusCode::MOVED_PERMANENTLY,
        header::LOCATION,
        uri.header_value(),
    )
}

/// A simple `303` redirect to a different location.
///
/// The HTTP method of the request to the new location will always be `GET`.
///
/// # Example
///
/// ```
/// use warp::{http::Uri, Filter};
///
/// let route = warp::path("v1")
///     .map(|| {
///         warp::redirect::see_other(Uri::from_static("/v2"))
///     });
/// ```
pub fn see_other(uri: impl AsLocation) -> impl Reply {
    reply::with_header(StatusCode::SEE_OTHER, header::LOCATION, uri.header_value())
}

/// A simple `307` temporary redirect to a different location.
///
/// This is similar to [`see_other`](fn@see_other) but the HTTP method and the body of the request
/// to the new location will be the same as the method and body of the current request.
///
/// # Example
///
/// ```
/// use warp::{http::Uri, Filter};
///
/// let route = warp::path("v1")
///     .map(|| {
///         warp::redirect::temporary(Uri::from_static("/v2"))
///     });
/// ```
pub fn temporary(uri: impl AsLocation) -> impl Reply {
    reply::with_header(
        StatusCode::TEMPORARY_REDIRECT,
        header::LOCATION,
        uri.header_value(),
    )
}

/// A simple `308` permanent redirect to a different location.
///
/// This is similar to [`redirect`](fn@redirect) but the HTTP method of the request to the new
/// location will be the same as the method of the current request.
///
/// # Example
///
/// ```
/// use warp::{http::Uri, Filter};
///
/// let route = warp::path("v1")
///     .map(|| {
///         warp::redirect::permanent(Uri::from_static("/v2"))
///     });
/// ```
pub fn permanent(uri: impl AsLocation) -> impl Reply {
    reply::with_header(
        StatusCode::PERMANENT_REDIRECT,
        header::LOCATION,
        uri.header_value(),
    )
}