Function warp::filters::header::headers_cloned
source · pub fn headers_cloned() -> impl Filter<Extract = (HeaderMap,), Error = Infallible> + Copy
Expand description
Create a Filter
that returns a clone of the request’s HeaderMap
.
§Example
use warp::{Filter, http::HeaderMap};
let headers = warp::header::headers_cloned()
.map(|headers: HeaderMap| {
format!("header count: {}", headers.len())
});