BREAKING CHANGE: change order of args in Deno.copy() (#4885)

1 files changed, 1 insertions, 1 deletions

diff --git a/std/http/io.ts b/std/http/io.ts
index 37285fdbf..2c2fea48a 100644
--- a/std/http/io.ts
+++ b/std/http/io.ts
@@ -273,7 +273,7 @@ export async function writeResponse(
     const contentLength = headers.get("content-length");
     assert(contentLength != null);
     const bodyLength = parseInt(contentLength);
-    const n = await Deno.copy(writer, r.body);
+    const n = await Deno.copy(r.body, writer);
     assert(n === bodyLength);
   } else {
     await writeChunkedBody(writer, r.body);