From d283a536551b879df2fa4709c5bca42e18b76d9f Mon Sep 17 00:00:00 2001
From: Divy Srivastava <dj.srivastava23@gmail.com>
Date: Wed, 6 Mar 2024 17:35:57 +0530
Subject: [PATCH] fix(node): implement ALS enterWith (#22740)
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Fixes https://github.com/denoland/deno/issues/18127
https://github.com/denoland/deno/issues/17248

SvelteKit works now!
```
$ deno run -A npm:create-svelte@latest my-app

create-svelte version 6.0.9

┌  Welcome to SvelteKit!
│
◇  Which Svelte app template?
│  SvelteKit demo app
│
◇  Add type checking with TypeScript?
│  Yes, using JavaScript with JSDoc comments
│
◇  Select additional options (use arrow keys/space bar)
│  none
│
└  Your project is ready!

✔ Type-checked JavaScript
  https://www.typescriptlang.org/tsconfig#checkJs

Install community-maintained integrations:
  https://github.com/svelte-add/svelte-add

Next steps:
  1: cd my-app
  2: npm install
  3: git init && git add -A && git commit -m "Initial commit" (optional)
  4: npm run dev -- --open

To close the dev server, hit Ctrl-C

Stuck? Visit us at https://svelte.dev/chat

$ cd my-app/
$ deno task dev
Task dev vite dev

  VITE v5.1.4  ready in 1632 ms

  ➜  Local:   http://localhost:5173/
  ➜  Network: use --host to expose
  ➜  press h + enter to show help
```
---
 ext/node/polyfills/async_hooks.ts   |  8 ++++++++
 tests/unit_node/async_hooks_test.ts | 17 +++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/ext/node/polyfills/async_hooks.ts b/ext/node/polyfills/async_hooks.ts
index e69bc88aa9..d60334346b 100644
--- a/ext/node/polyfills/async_hooks.ts
+++ b/ext/node/polyfills/async_hooks.ts
@@ -308,6 +308,14 @@ export class AsyncLocalStorage {
     const currentFrame = AsyncContextFrame.current();
     return currentFrame.get(this.#key);
   }
+
+  enterWith(store: unknown) {
+    const frame = AsyncContextFrame.create(
+      null,
+      new StorageEntry(this.#key, store),
+    );
+    Scope.enter(frame);
+  }
 }
 
 export function executionAsyncId() {
diff --git a/tests/unit_node/async_hooks_test.ts b/tests/unit_node/async_hooks_test.ts
index 5457b4d19f..076d14b54d 100644
--- a/tests/unit_node/async_hooks_test.ts
+++ b/tests/unit_node/async_hooks_test.ts
@@ -77,3 +77,20 @@ Deno.test(async function nested() {
   assertEquals(await deferred.promise, { x: 1 });
   assertEquals(await deferred1.promise, null);
 });
+
+Deno.test(async function enterWith() {
+  const als = new AsyncLocalStorage();
+  const deferred = Promise.withResolvers();
+  const deferred1 = Promise.withResolvers();
+
+  als.run(null, () => {
+    als.run({ x: 1 }, () => {
+      als.enterWith({ x: 2 });
+      deferred.resolve(als.getStore());
+    });
+    deferred1.resolve(als.getStore());
+  });
+
+  assertEquals(await deferred.promise, { x: 2 });
+  assertEquals(await deferred1.promise, { x: 1 });
+});