From 0a7bbfce6261e3933097c8f49c2a7bf71351e11f Mon Sep 17 00:00:00 2001
From: Paul Miller <paul@paulmillr.com>
Date: Fri, 8 Nov 2024 15:54:23 +0000
Subject: [PATCH] Speed-up byte array checks.

---
 src/_assert.ts | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/src/_assert.ts b/src/_assert.ts
index e77e0f9..d892543 100644
--- a/src/_assert.ts
+++ b/src/_assert.ts
@@ -7,10 +7,7 @@ function bool(b: boolean) {
 }
 
 export function isBytes(a: unknown): a is Uint8Array {
-  return (
-    a instanceof Uint8Array ||
-    (a != null && typeof a === 'object' && a.constructor.name === 'Uint8Array')
-  );
+  return a instanceof Uint8Array || (ArrayBuffer.isView(a) && a.constructor.name === 'Uint8Array');
 }
 
 function bytes(b: Uint8Array | undefined, ...lengths: number[]) {