fix(header): write content-encoding when unset

davidbonnet · Mar 17, 2021 · f1a4099 · f1a4099
1 parent 9672923
commit f1a4099
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/writeContentEncoding.js b/src/writeContentEncoding.js
@@ -8,8 +8,12 @@ export async function writeContentEncoding(request, next) {
   if (response.headersSent) {
     return response
   }
-  if (acceptedEncoding && response.compress) {
-    response.setHeader('content-encoding', acceptedEncoding)
+  if (
+    acceptedEncoding &&
+    !response.hasHeader('Content-Encoding') &&
+    response.compress
+  ) {
+    response.setHeader('Content-Encoding', acceptedEncoding)
     return response
   }
   if (response.compress) {