From c68b11e8cbf493723d0b2e029fe6e10d1fe7e83d Mon Sep 17 00:00:00 2001
From: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>
Date: Sat, 19 Nov 2022 23:05:03 -0800
Subject: [streams] Fix exception in streams with 1 item that sometimes
 occurred

---
 src/bun.js/builtins/js/ReadableStreamDefaultReader.js | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

(limited to 'src/bun.js/builtins/js/ReadableStreamDefaultReader.js')

diff --git a/src/bun.js/builtins/js/ReadableStreamDefaultReader.js b/src/bun.js/builtins/js/ReadableStreamDefaultReader.js
index 9430a1037..4671f1458 100644
--- a/src/bun.js/builtins/js/ReadableStreamDefaultReader.js
+++ b/src/bun.js/builtins/js/ReadableStreamDefaultReader.js
@@ -96,12 +96,25 @@ function readMany()
     if (length > 0) {
         var outValues = @newArrayWithSize(length);
         if (@isReadableByteStreamController(controller)) {
-            for (var i = 0; i < length; i++) {
+
+            {
+                const buf = values[0];
+                if (!(@ArrayBuffer.@isView(buf) || buf instanceof @ArrayBuffer)) {
+                    @putByValDirect(outValues, 0, new @Uint8Array(buf.buffer, buf.byteOffset, buf.byteLength));
+                } else {
+                    @putByValDirect(outValues, 0, buf);
+                }
+            }
+
+            for (var i = 1; i < length; i++) {
                 const buf = values[i];
                 if (!(@ArrayBuffer.@isView(buf) || buf instanceof @ArrayBuffer)) {
-                    @putByValDirect(outValues, i, @Uint8Array(buf.buffer, buf.byteOffset, buf.byteLength));
+                    @putByValDirect(outValues, i, new @Uint8Array(buf.buffer, buf.byteOffset, buf.byteLength));
+                } else {
+                    @putByValDirect(outValues, i, buf);
                 }
             }
+
         } else {
             @putByValDirect(outValues, 0, values[0].value);
             for (var i = 1; i < length; i++) {
-- 
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