From 46eec3ec971531591e2e4d860920257d42ce934c Mon Sep 17 00:00:00 2001
From: "moxey.eth" <jakemoxey@gmail.com>
Date: Wed, 6 Mar 2024 21:46:40 +1100
Subject: [PATCH] tweak: support edge runtime

---
 src/utils/getFrameContext.ts | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/utils/getFrameContext.ts b/src/utils/getFrameContext.ts
index acd54d23..15c05d81 100644
--- a/src/utils/getFrameContext.ts
+++ b/src/utils/getFrameContext.ts
@@ -1,4 +1,3 @@
-import { isAsyncFunction } from 'node:util/types'
 import type { Context, FrameContext } from '../types/context.js'
 import type { Env } from '../types/env.js'
 import { getIntentState } from './getIntentState.js'
@@ -68,7 +67,7 @@ export function getFrameContext<
     if (cycle === 'image') return state as _state
 
     const clone = structuredClone(previousState)
-    if (isAsyncFunction(derive))
+    if ((derive as any)[Symbol.toStringTag] === 'AsyncFunction')
       return (derive(clone as _state) as any).then(() => {
         previousState = clone
         return previousState