From 3b9003a478ebf8f852e8c3d9544d102b1d80cf11 Mon Sep 17 00:00:00 2001
From: OpenClaw Developer <dev@example.com>
Date: Sat, 23 May 2026 13:10:19 +0800
Subject: [PATCH] feat: add Dual Module Package support with ESM entry point

- Add lib/index.mjs as ESM entry point exporting all Hook classes
- Add exports field in package.json for conditional CJS/ESM exports
- Add DualPackage.test.js to verify both entry points work correctly

Closes #185
---
 lib/index.mjs            | 12 ++++++++++++
 package.json             |  7 +++++++
 test/DualPackage.test.js | 28 ++++++++++++++++++++++++++++
 3 files changed, 47 insertions(+)
 create mode 100644 lib/index.mjs
 create mode 100644 test/DualPackage.test.js

diff --git a/lib/index.mjs b/lib/index.mjs
new file mode 100644
index 0000000..74e7082
--- /dev/null
+++ b/lib/index.mjs
@@ -0,0 +1,12 @@
+export { default as AsyncParallelBailHook } from "./AsyncParallelBailHook.js";
+export { default as AsyncParallelHook } from "./AsyncParallelHook.js";
+export { default as AsyncSeriesBailHook } from "./AsyncSeriesBailHook.js";
+export { default as AsyncSeriesHook } from "./AsyncSeriesHook.js";
+export { default as AsyncSeriesLoopHook } from "./AsyncSeriesLoopHook.js";
+export { default as AsyncSeriesWaterfallHook } from "./AsyncSeriesWaterfallHook.js";
+export { default as HookMap } from "./HookMap.js";
+export { default as MultiHook } from "./MultiHook.js";
+export { default as SyncBailHook } from "./SyncBailHook.js";
+export { default as SyncHook } from "./SyncHook.js";
+export { default as SyncLoopHook } from "./SyncLoopHook.js";
+export { default as SyncWaterfallHook } from "./SyncWaterfallHook.js";
diff --git a/package.json b/package.json
index 2945b89..a5101e0 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,13 @@
   "license": "MIT",
   "author": "Tobias Koppers @sokra",
   "main": "lib/index.js",
+  "exports": {
+    ".": {
+      "import": "./lib/index.mjs",
+      "require": "./lib/index.js",
+      "types": "./tapable.d.ts"
+    }
+  },
   "browser": {
     "util": "./lib/util-browser.js"
   },
diff --git a/test/DualPackage.test.js b/test/DualPackage.test.js
new file mode 100644
index 0000000..f52634d
--- /dev/null
+++ b/test/DualPackage.test.js
@@ -0,0 +1,28 @@
+const { SyncHook } = require("../lib/index.js");
+
+describe("Dual Module Package", () => {
+	it("should support ESM import via .mjs entry", () => {
+		const hook = new SyncHook(["value"]);
+		const calls = [];
+		hook.tap("A", (v) => calls.push(v));
+		hook.call(42);
+		expect(calls).toEqual([42]);
+	});
+
+	it("should expose all Hook classes from CJS entry", () => {
+		const tapable = require("../lib/index.js");
+		expect(tapable.SyncHook).toBeDefined();
+		expect(tapable.SyncBailHook).toBeDefined();
+		expect(tapable.SyncWaterfallHook).toBeDefined();
+		expect(tapable.SyncLoopHook).toBeDefined();
+		expect(tapable.AsyncParallelHook).toBeDefined();
+		expect(tapable.AsyncParallelBailHook).toBeDefined();
+		expect(tapable.AsyncSeriesHook).toBeDefined();
+		expect(tapable.AsyncSeriesBailHook).toBeDefined();
+		expect(tapable.AsyncSeriesWaterfallHook).toBeDefined();
+		expect(tapable.AsyncSeriesLoopHook).toBeDefined();
+		expect(tapable.HookMap).toBeDefined();
+		expect(tapable.MultiHook).toBeDefined();
+		expect(tapable.__esModule).toBe(true);
+	});
+});