From 5bc5f9d3c425b0792f94045ae08d3b7e20340e16 Mon Sep 17 00:00:00 2001
From: IronBlood <aplshenyang@gmail.com>
Date: Wed, 14 Jan 2026 17:09:55 +0800
Subject: [PATCH] add `napi_is_arraybuffer`

---
 index.mjs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/index.mjs b/index.mjs
index 1984dba..94ae035 100644
--- a/index.mjs
+++ b/index.mjs
@@ -1260,6 +1260,11 @@ export const napi = {
     env.memory[result] = (typeof globalThis.Buffer !== 'undefined' ? globalThis.Buffer.isBuffer(val) : val instanceof Uint8Array) ? 1 : 0;
     return NAPI_OK;
   },
+  napi_is_arraybuffer(env_id, value, result) {
+    let env = environments[env_id];
+    let val = env.get(value);
+    env.memory[result] = val instanceof ArrayBuffer ? 1 : 0;
+  },
   napi_is_date(env_id, value, result) {
     let env = environments[env_id];
     let val = env.get(value);