From 1a15398a6b47ec978f354f9d44cadd8f89620e8a Mon Sep 17 00:00:00 2001
From: leah-1ee <selee3196@gmail.com>
Date: Wed, 12 Aug 2026 08:37:39 +0900
Subject: [PATCH] typings: add watchdog internal binding types

Add a WatchdogBinding declaration for internalBinding('watchdog')
and wire it into InternalBindingMap.

Signed-off-by: leah-1ee <selee3196@gmail.com>
---
 typings/globals.d.ts                  |  2 ++
 typings/internalBinding/watchdog.d.ts | 15 +++++++++++++++
 2 files changed, 17 insertions(+)
 create mode 100644 typings/internalBinding/watchdog.d.ts

diff --git a/typings/globals.d.ts b/typings/globals.d.ts
index 83fcec8e19a5..46b88931028e 100644
--- a/typings/globals.d.ts
+++ b/typings/globals.d.ts
@@ -33,6 +33,7 @@ import { URLPatternBinding } from "./internalBinding/url_pattern";
 import { UtilBinding } from './internalBinding/util';
 import { UVBinding } from './internalBinding/uv';
 import { WASIBinding } from './internalBinding/wasi';
+import { WatchdogBinding } from './internalBinding/watchdog';
 import { WorkerBinding } from './internalBinding/worker';
 import { ZlibBinding } from './internalBinding/zlib';
 
@@ -72,6 +73,7 @@ interface InternalBindingMap {
   util: UtilBinding;
   uv: UVBinding;
   wasi: WASIBinding;
+  watchdog: WatchdogBinding;
   worker: WorkerBinding;
   zlib: ZlibBinding;
 }
diff --git a/typings/internalBinding/watchdog.d.ts b/typings/internalBinding/watchdog.d.ts
new file mode 100644
index 000000000000..917ee3b96d48
--- /dev/null
+++ b/typings/internalBinding/watchdog.d.ts
@@ -0,0 +1,15 @@
+declare namespace InternalWatchdogBinding {
+  class TraceSigintWatchdog {
+    constructor();
+    start(): void;
+    stop(): void;
+    close(callback?: () => void): void;
+    hasRef(): boolean;
+    ref(): void;
+    unref(): void;
+  }
+}
+
+export interface WatchdogBinding {
+  TraceSigintWatchdog: typeof InternalWatchdogBinding.TraceSigintWatchdog;
+}