Method update_header

http-encoding/src/coding.rs:155–168

(self, headers: &mut HeaderMap, version: http::Version)

    }

    fn update_header(self, headers: &mut HeaderMap, version: http::Version) {
        if matches!(self, ContentEncoding::Identity) {
            return;
        }

        headers.insert(header::CONTENT_ENCODING, self.as_header_value());
        headers.remove(header::CONTENT_LENGTH);

        // Connection specific headers are not allowed in HTTP/2 and later versions.
        // see https://datatracker.ietf.org/doc/html/rfc9113#section-8.2.2
        if version == http::Version::HTTP_11 {
            headers.append(header::TRANSFER_ENCODING, header::HeaderValue::from_static("chunked"));
        }
    }

    fn _from_headers(headers: &HeaderMap, needle: &HeaderName) -> impl Iterator<Item = ContentEncodingWithQValue> {
        headers