diff options
Diffstat (limited to 'ext/fetch/lib.rs')
| -rw-r--r-- | ext/fetch/lib.rs | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/ext/fetch/lib.rs b/ext/fetch/lib.rs index c141c3065..5a95fbd30 100644 --- a/ext/fetch/lib.rs +++ b/ext/fetch/lib.rs @@ -34,7 +34,9 @@ use http::header::CONTENT_LENGTH; use reqwest::header::HeaderMap; use reqwest::header::HeaderName; use reqwest::header::HeaderValue; +use reqwest::header::ACCEPT_ENCODING; use reqwest::header::HOST; +use reqwest::header::RANGE; use reqwest::header::USER_AGENT; use reqwest::redirect::Policy; use reqwest::Body; @@ -288,16 +290,26 @@ where None }; + let mut header_map = HeaderMap::new(); for (key, value) in headers { let name = HeaderName::from_bytes(&key) .map_err(|err| type_error(err.to_string()))?; let v = HeaderValue::from_bytes(&value) .map_err(|err| type_error(err.to_string()))?; + if !matches!(name, HOST | CONTENT_LENGTH) { - request = request.header(name, v); + header_map.append(name, v); } } + if header_map.contains_key(RANGE) { + // https://fetch.spec.whatwg.org/#http-network-or-cache-fetch step 18 + // If httpRequest’s header list contains `Range`, then append (`Accept-Encoding`, `identity`) + header_map + .insert(ACCEPT_ENCODING, HeaderValue::from_static("identity")); + } + request = request.headers(header_map); + let options = state.borrow::<Options>(); if let Some(request_builder_hook) = options.request_builder_hook { request = request_builder_hook(request); |