From 5fe660ecd76fe164c2065bea00fbba49d39553c2 Mon Sep 17 00:00:00 2001
From: Divy Srivastava <dj.srivastava23@gmail.com>
Date: Sat, 17 Sep 2022 16:48:15 +0530
Subject: perf(web): optimize encodeInto() (#15922)

---
 ext/web/08_text_encoding.js | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'ext/web/08_text_encoding.js')

diff --git a/ext/web/08_text_encoding.js b/ext/web/08_text_encoding.js
index 9e0c1f311..db724033f 100644
--- a/ext/web/08_text_encoding.js
+++ b/ext/web/08_text_encoding.js
@@ -25,6 +25,7 @@
     TypedArrayPrototypeSubarray,
     TypedArrayPrototypeSlice,
     Uint8Array,
+    Uint32Array,
   } = window.__bootstrap.primordials;
 
   class TextDecoder {
@@ -199,10 +200,16 @@
         context: "Argument 2",
         allowShared: true,
       });
-      return ops.op_encoding_encode_into(source, destination);
+      ops.op_encoding_encode_into(source, destination, encodeIntoBuf);
+      return {
+        read: encodeIntoBuf[0],
+        written: encodeIntoBuf[1],
+      };
     }
   }
 
+  const encodeIntoBuf = new Uint32Array(2);
+
   webidl.configurePrototype(TextEncoder);
   const TextEncoderPrototype = TextEncoder.prototype;
 
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