fix: only deal with chunked transfer

douglasduteil · douglasduteil · commit 73113b29e410 · 2024-02-01T16:13:23.000+01:00
diff --git a/example/index.tsx b/example/index.tsx
@@ -32,7 +32,7 @@ www.use(
   jsxRenderer(
     ({ children }) => {
       return (
-        <html hx-ext="chunked-transfer">
+        <html hx-ext={["debug", "chunked-transfer"].join(", ")}>
           <head>
             <meta
               name="viewport"
diff --git a/index.ts b/index.ts
@@ -17,6 +17,11 @@ import type { HtmxExtension } from "htmx.org";
       if (name === "htmx:beforeRequest") {
         const xhr = evt.detail.xhr as XMLHttpRequest;
         xhr.onprogress = function () {
+          const is_chunked =
+            xhr.getResponseHeader("Transfer-Encoding") === "chunked";
+
+          if (!is_chunked) return;
+
           let response = xhr.response as string;
 
           api.withExtensions(elt, function (extension) {
