From 5358e9c4f8b63f5f81852d2dbe754eeb99c12618 Mon Sep 17 00:00:00 2001
From: willclarktech <willclarktech@users.noreply.github.com>
Date: Tue, 5 Jan 2021 13:05:43 +0000
Subject: [PATCH] launchpad: Improve sortedObject performance for large objects

---
 packages/launchpad/src/encoding.ts | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/packages/launchpad/src/encoding.ts b/packages/launchpad/src/encoding.ts
index 27d058b7..6ce92d42 100644
--- a/packages/launchpad/src/encoding.ts
+++ b/packages/launchpad/src/encoding.ts
@@ -13,13 +13,11 @@ function sortedObject(obj: any): any {
     return obj.map(sortedObject);
   }
   const sortedKeys = Object.keys(obj).sort();
-  const result = sortedKeys.reduce(
-    (accumulator, key) => ({
-      ...accumulator,
-      [key]: sortedObject(obj[key]),
-    }),
-    {},
-  );
+  const result: Record<string, any> = {};
+  // NOTE: Use forEach instead of reduce for performance with large objects eg Wasm code
+  sortedKeys.forEach((key) => {
+    result[key] = sortedObject(obj[key]);
+  });
   return result;
 }